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mafeje and achille mbembe disagreed about the concept
mafeje and achille mbembe disagreed about the concept of afro-pessimism. in his book on the postcolony, mbembe criticised what he saw as a pervasive african belief in the inevitability of decline and failure, which he termed "afro-pessimism". mafeje, in turn, disagreed with mbembe's characterisation of the concept, arg...
wikipedia
8bf2a9f379356f32c03d7f6aff49afa93bf068ad
in his works, mafeje emphasises the need for
in his works, mafeje emphasises the need for african intellectuals to be actively engaged in the struggle for social and political transformation, rather than being mere academic observers. he argues for the need to "indigenise" knowledge production by grounding it in african experiences and perspectives, rather than r...
wikipedia
30de3d36b7c716e159d8e40cd074dcbcd03df5e1
there was a notable debate between mafeje and
there was a notable debate between mafeje and ali mazrui in the early 1990s, centred around the concept of " africanity " and the role of african intellectuals in defining and shaping african culture and identity. mazrui argued for a more expansive definition of africanity encompassing the continent's diverse cultural ...
wikipedia
0cd5957020945d3cb9e6fcd6fa138a6964035acc
harold wolpe and mafeje had a famous debate
harold wolpe and mafeje had a famous debate in the 1970s about the nature of the south african economy and the role of migrant labour in its development. wolpe argued that the economy was based on exploiting black labour, which was separated from the land and confined to the homelands. mafeje argued that wolpe's view w...
wikipedia
4d1513608f8a748ed5190654b721d38032ee3882
livingstone mqotsi, a south african activist and scholar,
livingstone mqotsi, a south african activist and scholar, responded to both mafeje and first in an article titled "after soweto: another response". in his article, mqotsi criticises mafeje's focus on the "spontaneous" nature of the soweto uprising, arguing that it resulted from long-standing grievances and organised re...
wikipedia
ca80efe0766ec13ba8c1d973e205e4c117337ac2
first's article, "after soweto: a response" was a
first's article, "after soweto: a response" was a critical response to mafeje's "soweto and its aftermath". first argued that mafeje's analysis was too limited and failed to fully address the complexities and nuances of the situation in south africa at the time. she believed that mafeje placed too much emphasis on the ...
wikipedia
f856ab26003837a138e65b42ddb50bdbc2420a54
mafeje and ruth first disagreed on the soweto
mafeje and ruth first disagreed on the soweto uprising in 1976. mafeje wrote an article critiquing the apartheid government's response to the uprising and broadly analysing the political and economic conditions that led to it. mafeje argued that the uprising manifested broader social and economic tensions in south afri...
wikipedia
0e1d19ec2ed03321b5f53ea516cdc7f414761b24
mafeje engaged in a series of debates and
mafeje engaged in a series of debates and polemics with scholars such as ruth first, harold wolpe, ali mazrui, achille mbembe, and sally falk moore, who was an anthropologist and chair at harvard university.
wikipedia
08d148af1c199f5df1c1f08fe7afa12a64e54dbb
in his work "the ideology of 'tribalism'", he
in his work "the ideology of 'tribalism'", he challenges the notion of tribalism as a political and social concept. he argues that the idea of tribalism is a colonial construct used to justify domination and exploitation, and perpetuate divisions and inequalities in postcolonial african societies. he explores the histo...
wikipedia
96183a9ce4028b0d76ff292fa34894f44382cb93
mafeje was one of the first academics to
mafeje was one of the first academics to dedicate himself to deconstructing the ideology of tribalism. his work demonstrates a shift from his earlier liberal functionalist views towards a more radical and critical perspective on african societies and their history. mafeje was critical of liberal functionalism, a theore...
wikipedia
4f8eed65acfbceedd8aa39c6b7afbee8fe0d19e0
mafeje had a critical view of ethnography, which
mafeje had a critical view of ethnography, which he believed to be a product of colonialism and imperialism. he argued that ethnography, as a tool of western social science, tended to create a distorted and exoticised image of african societies and was often used to justify colonial domination and exploitation. mafeje'...
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c50180fe56fe2802976d36af95046f9032239c9d
mafeje was critical of the mainstream development theories
mafeje was critical of the mainstream development theories of his time, which he saw as perpetuating this unequal relationship. mafeje was also critical of africa's academic and intellectual establishment, which he saw as being too closely aligned with colonial power structures. he believed that african scholars and in...
wikipedia
742d6bc8a7ed7ed9aed9213fe664d874af099962
mafeje scholarly work significantly contributed to the decolonisation
mafeje scholarly work significantly contributed to the decolonisation of african identity and its historical past, criticising anthropology's typically eurocentric techniques and beliefs. he demanded that imperialist and western ideals be eliminated from black african anthropology, which led to an examination of the di...
wikipedia
02bb10fa22067c250268bcb1b31e87a6d33f15c4
considered an important pan-african intellectual, mafeje studied and
considered an important pan-african intellectual, mafeje studied and wrote about african history and anthropology. mafeje published highly influential sociological essays and books in the fields of development and agrarian studies, economic models, politics, and the politics of social scientific knowledge production in...
wikipedia
cacbd33a69c401b2d9a729f11edd0f14dc0b5372
in exile, mafeje shared animosity with white south
in exile, mafeje shared animosity with white south african communist party (sacp) members, including joe slovo, dan o'meara and duncan innes. mafeje accused them of " white superiority " and "ideological superiority", although duncan innes was integral to the mafeje affair protest in 1968.
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64df1209c1d36ee8033c7a2fb7d0c79b51c2ebf0
mafeje was an anti-apartheid activist in exile. his
mafeje was an anti-apartheid activist in exile. his ideology was rooted in a marxist and anti-colonial perspective. he believed that africa's underdevelopment was a direct result of its history of colonialism, which had created a dependent and unequal relationship between africa and colonial powers in the west. mafeje ...
wikipedia
e99ede50556bc93f6061cd92f4975c10d1848466
mafeje held lenin and mao in great esteem,
mafeje held lenin and mao in great esteem, but not trotsky, whom mafeje accused of being a eurocentrist. however, according to bongani nyoka, trotsky's "letter to south african revolutionaries" refutes this notion. mafeje believed that socialism in one country is insufficient to bring about genuine social transformatio...
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4db46f395334521387633081c634e14979dca48d
mafeje was critical of neoclassical economic theories that,
mafeje was critical of neoclassical economic theories that, according to him, underpinned many of africa's land and agricultural policies, which he argued were often based on flawed assumptions and failed to account for the complexities of african societies. one of these was the liberal notion of poverty alleviation, w...
wikipedia
78a431351181d5c0d796cb98390272ceac97a0c0
the "landless peasantry" issue remained essential to mafeje's
the "landless peasantry" issue remained essential to mafeje's work, although he later became critical of the unity movement. he was particularly interested in land ownership and resource allocation issues, and argued that the apartheid system was built on a foundation of unjust land distribution and exploitation. mafej...
wikipedia
6b56041b0ebe9411e29bc9d3d84842dc2b01e9e6
mafeje was part of soya and the african
mafeje was part of soya and the african peoples' democratic union of southern africa (apdusa) which later became the non-european unity movement. apdusa and the non-european unity movement argued for non-collaboration with oppressors. they campaigned for complete democratic rights for all oppressed peoples based on its...
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efab5147ff684314cb9936c823c82cebacf6661b
mafeje was perceived by his peers as an
mafeje was perceived by his peers as an independent thinker who was also extraordinarily "difficult", and by his students as someone who did "not suffer fools gladly". during one of his lectures, thandika mkandawire asked mafeje to clarify or otherwise comment on condemning the unions that participated in the strikes i...
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02c49bb6e54037173bb4f7903ac99a1fbac0468d
mafeje married nomfundo noruwana, a nurse, in 1961,
mafeje married nomfundo noruwana, a nurse, in 1961, and the two of them had a son, xolani, in 1962. they divorced within a few years. mafeje married shahida el-baz in 1977; they had a daughter, dana. mafeje had to convert to islam before they were wed because el-baz was muslim. in his later years, mafeje would describe...
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b5e711ca0846197c3c4955475cc9fc6c2cf16d48
mafeje served as a senior fellow and guest
mafeje served as a senior fellow and guest lecturer at several north american, european, and african colleges and research centres. throughout his career, mafeje was a consultant to the food and agriculture organization (fao). in 2000, mafeje returned to south africa after spending more than 30 years in exile to take t...
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a5a16f9e63fda332d7165615a9ff7565521649ea
mafeje joined the southern africa political economy series
mafeje joined the southern africa political economy series (sapes) trust in harare, zimbabwe, in 1991 on a visiting fellowship. however, mafeje left in the same year due to a disagreement with the trust's executive director, ibbo mandaza, who wanted mafeje to keep 09:00 to 17:00 office hours. in 1992, mafeje began a on...
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1a36e0477b64eb1da61c5878966136ceb31aa3cb
with mafeje's assistance, the council for the development
with mafeje's assistance, the council for the development of social science research in africa (codesria) was founded in 1973. he was appointed professor of sociology and anthropology at american university in cairo (auc) in 1978 until 1990, and later in 1994. he was known for not giving his students tests, as he prefe...
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076db46151f60de9f3c8621c4ef22c206cd657a7
mafeje assumed a senior lecturer position in 1969,
mafeje assumed a senior lecturer position in 1969, before becoming a full professor and the head of the sociology department, at the university of dar es salaam in tanzania. however, he was seriously injured in a vehicle accident in 1971, after which he had to leave for europe for reconstructive surgery. he did not ret...
wikipedia
0b77a1346413d005cee1bc0dd56b77dc725546b1
in 2002, uct vice-chancellor njabulo ndebele re-opened the
in 2002, uct vice-chancellor njabulo ndebele re-opened the matter of the so-called mafeje affair. in 2003, uct officially apologised to mafeje and offered him an honorary doctorate, but he did not respond to uct's offer. in 2008, after mafeje's death, on the incident's 40th anniversary, uct formally apologised to mafej...
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3639a371bf0c5c6dc24a673b0183c388803b10ab
mafeje pursued a career abroad. in the 1990s,
mafeje pursued a career abroad. in the 1990s, during the negotiations to end apartheid, uct would offer mafeje his 1968 senior lecturer position on a one-year contract, but he declined the position as he was already a well-established professor. mafeje said he found the offer "most demeaning". in 1994, mafeje applied f...
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a83efdbc01c9a032f60a3e8cc4ff44672ee60913
in an interview in london, mafeje said "the
in an interview in london, mafeje said "the whole thing is so superficial. the students talk about this university autonomy business. but do they think they can have a free university in a society that is not free". he continued, 'suppose i had been allowed to join the faculty of cape town university would they have pr...
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9c0685a7429cabcdf71babd6308897efae35f421
the council's decision angered uct's students and led
the council's decision angered uct's students and led to protests followed by a sit-in, on 15 august 1968, to pressure the council to reverse the decision. the sit-in gained international coverage and was considered part of the global protests of 1968 that received support from students mounting barricades in paris and...
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d6fa4d206ba3ff0a4dba876739640e79ab119c90
mafeje sought to return to uct and applied
mafeje sought to return to uct and applied for a senior lecturer post that uct widely advertised in august 1967. he was unanimously offered a post as senior lecturer of social anthropology by the uct council. by law, the uct could only admit white students unless suitable courses were not available at black universitie...
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56eb6e54db743aec518ff96cddafdd5df9be2b06
although personally you are not to blame and,
although personally you are not to blame and, in fact, you did everything to help, you are associated with this experience in cambridge. your frequent charge that i was ungrateful to you for the various things you had done for me... did not make me feel any better. as a matter of fact, i began to wonder why you continu...
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8619f5e5a02266f261464ac73eeedc956825dba8
on 16 august 1963, mafeje spoke to a
on 16 august 1963, mafeje spoke to a group that was gathered illegally and as a result was detained. he was sent to flagstaff to stand trial. he was fined and sent back to cape town instead of being prosecuted. mafeje then moved to the uk initially as a research assistant at the university of cambridge after being reco...
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bd329c1dcbbafbd9df45f4132bee3daf813e6c7c
monica wilson supervised mafeje's master's project. mafeje used
monica wilson supervised mafeje's master's project. mafeje used his knowledge of the xhosa language and his father's connections to complete fieldwork in langa between november 1960 and september 1962. mafeje published part of this independently, and then monica wilson wrote a scientific paper based on the work titled ...
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3450a249ac8bfa2d79da662fb5d9f0c54bc3ddda
mafeje enrolled in the university of cape town
mafeje enrolled in the university of cape town (uct) in 1957, joining a minority of less than twenty non-white students on a campus of five thousand. at uct, he initially enrolled for a bachelor of science (bsc) in biology but failed to pass the required courses. mafeje recalled that as a biology student in the late 19...
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ea5f8222a72848e430848addf460f5908c71baa4
mafeje then matriculated in 1954 to healdtown comprehensive
mafeje then matriculated in 1954 to healdtown comprehensive school in fort beaufort, a methodist missionary with a list of alumni that includes nelson mandela and robert sobukwe. there, mafeje was deeply influenced by livingstone mqotsi, a history teacher, and started participating actively in groups connected to the n...
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cf6d8c9605e7f97a57794739e34b0f79e27444a3
in 1951 and 1952, mafeje completed his junior
in 1951 and 1952, mafeje completed his junior certificate at nqabara secondary school, a methodist missionary school in willowvale. there, nathaniel honono, the school's headmaster and leader of the cape african teachers' association (cata), introduced mafeje and other pupils to the politics of the non-european unity m...
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53094abf3ddc380b29192dbe23c803db7789f691
archibald boyce monwabisi mafeje was born on 30
archibald boyce monwabisi mafeje was born on 30 march 1936 in gubenxa, a remote village in the ngcobo (thembuland), cape province, union of south africa. the mafeje isiduko (clan name) comes from the mpondomise, a xhosa sub-ethnic group. his father, bennett, was the headmaster of gubenxa junior school, and his mother, ...
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ab92bd8d3a3dd4e2bc9403bb03e2d969e6b29250
a marxist, mafeje as a social theorist was
a marxist, mafeje as a social theorist was known for his critiques of colonialism, apartheid, and other forms of oppression in africa. a prominent member of the african left, he was critical of western academic traditions and argued for developing an african-centered approach to social theory and anthropology. mafeje's...
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ee49cd9c4e9cf45169373d0d2eae1916fee9558b
in exile, mafeje participated in anti-apartheid activism. his
in exile, mafeje participated in anti-apartheid activism. his work in anthropology was closely tied to his political activism, and he used his scholarship as a tool to critique the social and economic structures that underpinned the apartheid system in south africa. he was particularly interested in land ownership and ...
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48f9f58b03a9e20b19b5c1426830db015da50fd4
archibald boyce monwabisi mafeje (30 march 1936 –
archibald boyce monwabisi mafeje (30 march 1936 – 28 march 2007), commonly known as archie mafeje, was a south african anthropologist and activist. born in what is now the eastern cape, he received degrees from the university of cape town (uct) and the university of cambridge. he became a professor at various universit...
wikipedia
219101f702fb75d83beaffd46f632d893997b67b
a photocathode is a surface engineered to convert
a photocathode is a surface engineered to convert light (photons) into electrons using the photoelectric effect. photocathodes are important in accelerator physics where they are utilised in a photoinjector to generate high brightness electron beams. electron beams generated with photocathodes are commonly used for fre...
wikipedia
d2d3bf2d285287b73dbe042c383c94556269c164
the coating releases electrons much more readily than
the coating releases electrons much more readily than the underlying metal, allowing it to detect the low-energy photons in infrared radiation. the lens transmits the radiation from the object being viewed to a layer of coated glass. the photons strike the metal surface and transfer electrons to its rear side. the free...
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8d4c1c62595592c430cc411df4bb2acbdd31593b
the effectiveness of a photocathode is commonly expressed
the effectiveness of a photocathode is commonly expressed as quantum efficiency, that being the ratio of emitted electrons vs. impinging quanta (of light). the efficiency varies with construction as well, as it can be improved with a stronger electric field.
wikipedia
c6cafac73f561cc3ce57c93907edbfab14d8db80
photocathodes divide into two broad groups; transmission and
photocathodes divide into two broad groups; transmission and reflective. a transmission type is typically a coating upon a glass window in which the light strikes one surface and electrons exit from the opposite surface. a reflective type is typically formed on an opaque metal electrode base, where the light enters and...
wikipedia
9207bbc5e5d12e048d574d61a632ee6029350fd0
photocathodes operate in a vacuum, so their design
photocathodes operate in a vacuum, so their design parallels vacuum tube technology. sincemost cathodes are sensitive to air the construction of photocathodes typically occurs after the enclosure has been evacuated. in operation the photocathode requires an electric field with a nearby positive anode to assure electron...
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7dfae387da031e2f45819072bec8e2ff079b00ca
for many years the photocathode was the only
for many years the photocathode was the only practical method for converting light to an electron current. as such it tends to function as a form of 'electric film' and shared many characteristics of photography. it was therefore the key element in opto-electronic devices, such as tv camera tubes like the orthicon and ...
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028ea2f9e0021053346ce3db120c126ca3d22d0e
many photocathodes require excellent vacuum conditions to function
many photocathodes require excellent vacuum conditions to function and will become "poisoned" when exposed to contaminates. additionally, using the photocathodes in high current applications will slowly damage the compounds as they are exposed to ion back-bombardment. these effects are quantified by the lifetime of the...
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99b42722b3bcb7b476300bcbe045e414797b0fbc
due to conservation of transverse momentum and energy
due to conservation of transverse momentum and energy in the photoemission process, the mte of a clean, atomically-ordered, single crystalline photocathode is determined by the material's band structure. an ideal band structure for low mtes is one that does not allow photoemission from large transverse momentum states.
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15361baacfc55a2f21367e5db2f02e9a93bd6c4d
an equivalent definition of mte is the temperature
an equivalent definition of mte is the temperature of electrons emitted in vacuum. the mte of electrons emitted from commonly used photocathodes, such as polycrystalline metals, is limited by the excess energy (the difference between the energy of the incident photons and the photocathode's work function) provided to t...
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9524e4d39c73da8d201fb18815314e12b791ec70
ε ≈ σ x mte 511 × 10
ε ≈ σ x mte 511 × 10 6 {\displaystyle \varepsilon \approx \sigma _{x}{\sqrt {\frac {{\text{mte }}}{511\times 10^{6}}}}}
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70c0216ae5f251e977cc72d005662f637f84baba
in high brightness photoinjectors, the mte helps to
in high brightness photoinjectors, the mte helps to determine the initial emittance of the beam which is the area in phase space occupied by the electrons. the emittance (ε {\displaystyle \varepsilon }) can be calculated from mte and the laser spot size on the photocathode (σ x {\displaystyle \sigma _{x}}) using the fo...
wikipedia
a9cf22125d18a0995ca532e9333a4644b13ac8cd
for some applications, the initial momentum distribution of
for some applications, the initial momentum distribution of emitted electrons is important and the mean transverse energy (mte) and thermal emittance are popular metrics for this. the mte is the variance of the transverse momentum in a direction along the photocathode's surface and is most commonly reported in units of...
wikipedia
d43ad35bcbfc2b4e8dfbc0b0d069fc9a0576cee0
qe = n electron n photon = i
qe = n electron n photon = i ⋅ e photon p laser ⋅ e ≈ i ⋅ 1240 p laser λ laser {\displaystyle {\text{qe}}={\frac {n_{\text{electron}}}{n_{\text{photon}}}}={\frac {i\cdot e_{\text{photon}}}{p_{\text{laser}}\cdot e}}\approx {\frac {i\cdot 1240}{p_{\text{laser}}\lambda _{\text{laser}}}}}
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53637fae237a9e8fcdc5ea5286d5de1941bb6fb5
quantum efficiency may be calculated from photocurrent (i
quantum efficiency may be calculated from photocurrent (i {\displaystyle i}), laser power (p laser {\displaystyle p_{\text{laser}}}), and either the photon energy (e photon {\displaystyle e_{\text{photon}}}) or laser wavelength (λ laser {\displaystyle \lambda _{\text{laser}}}) using the following equation.
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3e56f59d1dac9b3ec6cad48dd225c9f6eb4f6db6
quantum efficiency is a unitless number that measures
quantum efficiency is a unitless number that measures the sensitivity of the photocathode to light. it is the ratio of the number of electrons emitted to the number of incident photons. this property depends on the wavelength of light being used to illuminate the photocathode. for many applications, qe is the most impo...
wikipedia
219101f702fb75d83beaffd46f632d893997b67b
a photocathode is a surface engineered to convert
a photocathode is a surface engineered to convert light (photons) into electrons using the photoelectric effect. photocathodes are important in accelerator physics where they are utilised in a photoinjector to generate high brightness electron beams. electron beams generated with photocathodes are commonly used for fre...
wikipedia
37aced91469040d22384de026ada5e570d40b5f4
the 2006-07 season was newcastle jets' second season
the 2006-07 season was newcastle jets' second season in the hyundai a-league. after a poor start to the season, the jets finished strongly to place 3rd at the conclusion of the regular season. they beat sydney fc in the minor semi-final but lost to adelaide united in the preliminary final on penalties.
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37aced91469040d22384de026ada5e570d40b5f4
the 2006-07 season was newcastle jets' second season
the 2006-07 season was newcastle jets' second season in the hyundai a-league. after a poor start to the season, the jets finished strongly to place 3rd at the conclusion of the regular season. they beat sydney fc in the minor semi-final but lost to adelaide united in the preliminary final on penalties.
wikipedia
621586c092fbb5442b44a5316d841aff7955930b
jiske griffioen is a dutch professional wheelchair tennis
jiske griffioen is a dutch professional wheelchair tennis player. griffioen is a 20-time major champion, paralympic gold medalist, seven-time masters champion, and a former world no. 1. alongside aniek van koot, griffioen completed the grand slam in doubles in 2013. in singles, griffioen is a three-time masters champio...
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b76c08cf29fca9443b477ae006cfe6e89ba258b9
in october 2017, she retired stating that she
in october 2017, she retired stating that she did not have the fire anymore to complete. griffioen stated that she would take up a role in the media. during griffioen's career she won 59 singles titles and 106 doubles titles and held the world number one spot in singles for 106 weeks between 2015 and 2017.
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501bc1b1f0371cca5bae9c4c4869e0e65edcd36e
at the 2015 australian open, griffioen won her
at the 2015 australian open, griffioen won her maiden grand slam singles title; defeating buis, van koot and yui kamiji in straight sets to win the championship. she won again the tournament in 2016.
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fdd131403dba63e9c3a6168ef8a41ebde1c36669
griffioen won singles titles in sydney, baton rouge,
griffioen won singles titles in sydney, baton rouge, st. louis, sardina, rue and nottingham during the 2014 season. over the year, griffioen was the losing finalist in pensacola and lizuka. at the grand slam events she lost in the semifinals of all three tournaments. at the season ending masters, griffioen reached the ...
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069a67e608ecb50df8d2c3ddd6639a0f4e36cb52
during the 2013 season, griffioen won singles titles
during the 2013 season, griffioen won singles titles in sydney, melbourne, rue and nottingham. griffioen was also a finalist in brisbane. during the grand slam events, griffioen lost a tight match to marjolein buis in the first round of the australian open; with both players having won the same number of points. griffi...
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8a0f2fd91dda45b7cc39fb246fbe2144365293d1
during the 2012 season griffioen claimed two singles
during the 2012 season griffioen claimed two singles titles; with this successes coming in atlanta and nottingham. she was also the runner up in cajan. at the paralympic games, griffioen reached the semifinal of the singles where she lost to vergeer, however she went on to take bronze, her first singles medal in three ...
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07be93865056ce8be58ea5db896b78c511474fb7
i'm very happy. i had a tough draw
i'm very happy. i had a tough draw here. facing esther (vergeer) in the semis wasn't easy. i played well, but i couldn't beat her, so then you have only one chance left for a medal and you play a tough opponent, so i am very happy to win this one.
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b17319c57fd893515752f7183e1e3cb67553efdf
2011 was a highly successful year as griffioen
2011 was a highly successful year as griffioen won two singles tournaments and seven doubles titles. griffioen's singles success came at the japan open, defeating buis in the final, and at the open memorial santi silvas, beating sabine ellerbrock. griffioen also reached the final of the singles competitions in sydney, ...
wikipedia
6172a91bc09f8964d0125c74b03d9f239d53e355
starting the 2010 season, griffioen won three tournaments
starting the 2010 season, griffioen won three tournaments early in the season in adelaide, brisbane and sydney before winning only once more in sardinia. griffioen also reached the final in nottingham and st. louis. at the end of the year masters griffioen lost in the semis of the singles. in the grand slams griffieon ...
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a68108f78fb47be685ac73cd1dd279205fd4808f
griffioen reached one singles final in 2009 losing
griffioen reached one singles final in 2009 losing in sydney to korie homan. at the slams, griffioen lost in quarterfinals of all three grand slam tournaments. griffioen failed to progress beyond the group stage of the masters and finished seventh overall. in the doubles events, griffioen lost in the semifinals of all ...
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abbac0d134ab3418901282ee6fc30b703cbb53d8
during singles competitions in 2008, griffioen won two
during singles competitions in 2008, griffioen won two titles in sardinia and st louis. she also made the final in christchurch and torino. in the singles of the paralympic games, griffioen lost in the semifinals winning just one game against vergeer and failed to the bronze medal match against florence gravellier. in ...
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c88ba93e68daef8eb049c9ef62250f51b96acc79
during singles competitions in the 2007 season, griffioen
during singles competitions in the 2007 season, griffioen won titles in seoul, prostejov and st louis. she was also the runner up in boca raton. at the masters griffioen lost in the semifinals before beating walraven for third. with vergeer in doubles, griffioen won titles in sydney, boca raton, japan, nottingham and s...
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ec689e2cce4fe3ba9e339d1d940496bd4adab9de
during 2006, griffioen won one singles title in
during 2006, griffioen won one singles title in prostejov. she made the final of singles events at the wheelchair classic 8's at the australian open and in nottingham. finished third in the masters after losing in the semifinals. in doubles competitions with vergeer, griffioen won in sydney, melbourne, boca raton, pari...
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9f88e4f5b1af2f94eb4f9c7d0a07291adea3bf18
three singles title in nottingham, seoul and japan
three singles title in nottingham, seoul and japan graced griffioen in 2005. she was the runner up in sydney, miami, brasilia, paris, dutch open, hilton head, atlanta and san diego. additionally griffioen finished third at the masters. in doubles play she won the masters doubles with esther vergeer; along with titles i...
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in 2004, griffioen lost in the quarterfinals of
in 2004, griffioen lost in the quarterfinals of the australian open super series event to esther vergeer. griffioen won her first singles title in christchurch. this was followed by more success in bein, cuneo, prostejov and amsterdam. griffioen was the runner up in the masters. in doubles competitions with korie homan...
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d215af1c92bd2c7bfabf34c0f2888b93938dc587
in 2001, griffioen won three singles draws in
in 2001, griffioen won three singles draws in as many weeks when she won the second draw in zoetermeer, followed by the consolation draw in jambes and the second draw in amsterdam. griffioen did not win another tournament draw until she won the 2002 consolation draw in nottingham. this success was followed by her first...
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7217d6efebbf5fe73b2a368a62f017350c419379
jiske griffioen (born 17 april 1985) is a
jiske griffioen (born 17 april 1985) is a dutch professional wheelchair tennis player. griffioen is a 20-time major champion (four singles and 16 doubles), paralympic gold medalist, seven-time masters champion, and a former world no. 1. alongside aniek van koot, griffioen completed the grand slam in doubles in 2013. in...
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4186c55bbfc6b1044cafb315092b69fb731c38ef
vrteski has played for australia at u-17 and
vrteski has played for australia at u-17 and u-20 levels. the 17-year-old made his debut for the young socceroos, keeping a clean sheet in a 4–0 win over sri lanka in colombo to seal the u-20s' place in the asian youth championships.
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9e0ecd12e8fcbeed317ae0eb2b3824e5742abd6c
in october 2006, aleks became the club's first-choice
in october 2006, aleks became the club's first-choice goalkeeper for the 06/07 season for the first few rounds but was replaced by jason petkovic. petkovic suffered a season- (and possibly career-) ending injury in round nine and vrteski was a starter for a few more games until the club signed tommi tomich, who replace...
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8e28ec854bc4ad27bb8b915c93b5eb4fbeae9fcd
having been involved with perth glory 's former
having been involved with perth glory 's former youth development scheme, future glory, in the past, vrteski was invited by technical manager, mich d'avray, to train with the first team as part of the pathway to glory initiative midway through 2005. vrteski was signed from the australian institute of sport and was the ...
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edd755012c136a0af776adb736994499b8c15078
aleksandar "aleks" vrteski (macedonian: Александар Вртески; born 28
aleksandar "aleks" vrteski (macedonian: Александар Вртески; born 28 september 1988) is a former footballer who played as a goalkeeper for stirling lions. born in australia, he represented australia internationally before switching to represent macedonia.
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c710592bb856c5e2201877efec8b4609a085bbc6
claire m. fraser is an american genome scientist
claire m. fraser is an american genome scientist and microbiologist who has worked in microbial genomics and genome medicine. her research has contributed to the understanding of the diversity and evolution of microbial life. fraser is the director of the institute for genome sciences at the university of maryland scho...
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746f549be3a5446341ff8ff217362e9d9aa771d8
fraser was previously married to craig venter. since
fraser was previously married to craig venter. since 2013, she has been married to jack kammer, an author who examines gender issues from a male point of view. fraser has owned several standard poodles, including shadow whose genome was sequenced.
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fraser has been an editor for journals mbio,
fraser has been an editor for journals mbio, journal of bacteriology, microbial genomics (journal), molecular case studies, and dna and cell biology. since 2006, fraser has also served as a member of the board of directors of becton, dickinson and company (bd), a fortune 500 medical technology company.
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141dae84d3d43a4356644b128ba6be7170b5724c
in 2019, fraser is serving a one-year term
in 2019, fraser is serving a one-year term as president-elect for the american association for the advancement of science (aaas), which will be followed by a one-year term as aaas president starting in february 2020 and a one-year term as chair of the board of directors in february 2021. in accepting the nomination to ...
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20f29981bf95419070272dab459eaef242d047d8
fraser's current research is part of the human
fraser's current research is part of the human microbiome project and is focused on how the structure and function of microbial communities in the human gastrointestinal tract change in association with diseases such as obesity and inflammatory bowel disease, and how these communities respond to interventions including...
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4962d73a342ec539c76cea941ed062646f03de23
fraser has led niaid-funded efforts in the genomics
fraser has led niaid-funded efforts in the genomics of infectious disease, including the current iteration of the genome centers for infectious disease. past and current studies funded through these initiatives aim to explore the dynamic interactions between high-priority pathogens, hosts, their microbiota, the immune ...
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cd21ce951e879580a266a053c720096f7dc0b0dc
fraser's work on the 2001 amerithrax investigation led
fraser's work on the 2001 amerithrax investigation led to the identification of four genetic mutations in the anthrax spores that enabled the fbi to trace the material back to its original source. this effort catalyzed the development of the field of microbial forensics. she is an expert in microbial forensics and the ...
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fa286eebc2b799fc5ea367b20272b4e7a61a1283
from 1998 to 2007, fraser was president and
from 1998 to 2007, fraser was president and director of the institute for genomic research (tigr) in rockville, md, and led the teams that sequenced the genomes of bacterial and parasitic pathogens and the first model plant, arabidopsis thaliana. in 1995, fraser was part of the team to first sequence the complete genom...
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45fe94cee8f52218d69bbc61960aff7d58d5080a
fraser received her b.s. degree in biology from
fraser received her b.s. degree in biology from rensselaer polytechnic institute in 1977 and her ph.d. degree in pharmacology at the state university of new york at buffalo in 1981 with a thesis entitled "autoantibodies and monoclonal antibodies to ℓgbℓs-adrenergic receptors : their role in receptor characterization an...
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d82516b726dfc72aded606c2558d12d465e26fc0
fraser was raised by a high school principal
fraser was raised by a high school principal and an elementary school teacher in saugus, ma a suburb of boston, ma. she performed well at school and was always interested in learning. she became interested in science after being taught biology in high school. at rensselaer polytechnic institute (rpi), during her senior...
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8e08d0672eeeee35785c647f4a66c681669f4aca
claire m. fraser (born 1955) is an american
claire m. fraser (born 1955) is an american genome scientist and microbiologist who has worked in microbial genomics and genome medicine. her research has contributed to the understanding of the diversity and evolution of microbial life. fraser is the director of the institute for genome sciences at the university of m...
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e029b465aa5f5175a3e1a2c22986bba7d3e7dbd2
chelpanov was close to the idea of the
chelpanov was close to the idea of the union of psychology and philosophy (the idea of “philosophical” psychology). however during the soviet era, when this union turned into a dictate of marxist ideology, he emphasized the predominantly empirical and experimental nature of psychology as a science, and considered marxi...
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7e77d36afad10f23140badafc7d01f8eeb03fc4e
chelpanov understood logical laws as the result of
chelpanov understood logical laws as the result of observation of thought processes, which a person receives by revealing the mechanism of his own thinking (at the same time abstracting from the content of thoughts). laws are formal and universal; they are ideal norms of thought applicable to our concepts of things (bu...
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3fbdc37e4e6f97a52c6306a536ca110ca4f6a764
chelpanov singled out different types and levels of
chelpanov singled out different types and levels of psychological knowledge: experimental psychology, which studies the simplest psychophysiological functions (in the spirit of wundt's "physiological psychology" method); empirical psychology, the subject of which is mental phenomena; theoretical psychology, which studi...
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e09a969942a33960a26b872799dd188f0aa24078
mental and physical, according to chelpanov, in principle
mental and physical, according to chelpanov, in principle cannot be identified and do not determine each other. the thesis about the independence (parallelism) of physical and mental processes meant for him the recognition of a special subject of research: "the mental is explained only from the mental." the affirmed “d...
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b6ffbb44783b9c8296be9b373c15078141ff2d86
in the philosophical works of chelpanov, the ideas
in the philosophical works of chelpanov, the ideas of berkeley, hume and spinoza are noticeable. in his psychological research, the theories of nikolai grot, lev lopatin, wilhelm wundt and carl stumpf had a significant influence on him. wundt's principle of "empirical parallelism" formed the basis of chelpanov's critic...
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4f4bc2ed28117935303566f9223b5a5099cd71b5
from the beginning of the mid 1920s and
from the beginning of the mid 1920s and the introduction of marxist psychology by konstantin kornilov and pavel blonsky, chelpanov's methods were dismissed as idealist. this alongside his negative attitude to the requirement to rebuild psychology on the basis of marxism, led to his resignation of the position of direct...
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dc20693f3cd538ebbc61b3d1b13a6932585ff433
from 1907 he was an ordinary professor at
from 1907 he was an ordinary professor at the department of philosophy at moscow university. already in 1912, chelpanov began to conduct psychological seminars in the building of the newly built institute, and in march 1914, the grand opening of the psychological institute named after his wife l. g. schukina.
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bb7a8ddb44ce2bae7604e81e2d35d8e83c125475
he wrote articles on psychology in the journals
he wrote articles on psychology in the journals russkaya mysl, "problems of philosophy and psychology", "the world of god" and in "kiev university news. chelpanov published reviews of the latest literature on psychology, epistemology, and kant 's transcendental aesthetics.
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84819add59430f83cf74de06d3a0fab940599b00
from january 1891 he began teaching at the
from january 1891 he began teaching at the department of philosophy at moscow university as a privatdozent. in february 1892 he moved to the kiev university of st. vladimir. in november 1896 he defended his dissertation “the problem of perception of space in connection with the doctrine of a priori and innateness”, whi...
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