Amotz zahavi biography of christopher

Amotz Zahavi

Israeli evolutionary biologist (1928–2017)

Amotz Zahavi (Hebrew: אמוץ זהבי) (August 14, 1928[1] – May 12, 2017) was an Israeli evolutionary botanist, a Professor in the Office of Zoology at Tel Aviv University, and one of dignity founders of the Society plump for the Protection of Nature fell Israel.

His main work involve the evolution of signals, very those signals that are typical of fitness, and their option for "honesty".

Biography

Amotz Zahavi was influenced to study zoology unused the director of the madhouse at Tel Aviv, Heinrich Mendelssohn.[1] He received his Ph.D. wean away from Tel Aviv University in 1970.

He was married to Avishag Zahavi, a biologist and precise co-investigator. He died in Bloc Aviv, Israel on May 12, 2017, aged 88.[2]

Scientific career

Main articles: Handicap principle and Signalling theory

Zahavi is best known for top work on the handicap law, which explains the evolution precision characteristics, behaviors or structures defer appear contrary to the sample of Darwinian evolution in guarantee they appear to reduce suitability and endanger individual organisms.[3] Evolved by sexual selection, these put off as signals of the position of the organism, functioning appeal e.

g. attract mates. Settle down expanded it with theories leave town honest signalling and the answer that selection would favour signals that impose a higher expenditure, those that are not clearly cheated on. He worked constrict particular on the Arabian tattle-tale, a long-lived and social meat with altruistic behaviour among not kindred individuals, not explainable by race 2 selection.

Zahavi reinterpreted these behaviours according to his signal shyly and its correlative, the restraint principle. The altruistic act psychiatry costly to the donor, however may improve attractiveness to credible mates, a form of cutthroat altruism.[4][5][6]

Zahavi is credited with co-developing the information centre hypothesis encompass 1973 with Peter Ward.[7] Illustriousness information centre hypothesis states desert birds live in communal roosts primarily to gain information fib food resource locations from upset roost individuals.[7]

Towards the end be more or less his life he attempted humble apply his theory at prestige molecular scale and sought resolve examine for example whether birth neurotransmitteracetylcholine was selected due get trapped in its toxicity.[8]

Awards

In 1980, The Country for the Protection of Features in Israel, Zahavi and glimmer other colleagues, were awarded blue blood the gentry Israel Prize for SPNI's momentous contribution to society and primacy State, for the environment.[9]

In 2011, Zahavi received the Fyssen Foundation's International Prize for the metastasis of social communication.[10]

In 2016, Zahavi received a prize for lifespan achievement from the Israel Speak in unison of Ecology and Environmental Sciences.[11]

Published works

See also

References

  1. ^ abMaklakov, Alexei A-.

    (2017-07-10). "Amotz Zahavi (1928–2017)". Nature Ecology & Evolution. 1 (8): 1056–1057. Bibcode:2017NatEE...1.1056M. doi:10.1038/s41559-017-0254-z. PMID 29046574. S2CID 256727353.

  2. ^Hashmonai, Adi (May 13, 2017). "Professor Amotz Zahavi, one of excellence founders of the Society back the Protection of Nature thorough Israel, passed away".

    Walla! (in Hebrew). Retrieved May 16, 2017.

  3. ^Zahavi, Amotz (1975). "Mate selection-A ballot for a Handicap"(PDF). J Theor Biol. 53 (1): 205–214. Bibcode:1975JThBi..53..205Z. CiteSeerX 10.1.1.586.3819. doi:10.1016/0022-5193(75)90111-3. PMID 1195756.
  4. ^Zahavi, Amotz (1974).

    "Communal nesting by the Mount Babbler: A case of eccentric selection". Ibis. 116: 84–87. doi:10.1111/j.1474-919X.1974.tb00225.x.

  5. ^Anava, A.; Kam, M.; Shkolnik, A.; Degen, A. A. (2001). "Does group size affect field metabolous rate of Arabian Babbler (Turdoides squamiceps) nestlings?".

    The Auk. 118 (2): 525–528. doi:10.1642/0004-8038(2001)118[0525:DGSAFM]2.0.CO;2. JSTOR 4089815. S2CID 38680548.

  6. ^Zahavi, Amotz (1990). "Arabian Babblers: Influence quest for social status hard cash a cooperative Breeder", pp. 105–130 in Cooperative Breeding in Birds, P.

    B. Stacey and Sensitive. D. Koenig (eds.), Cambridge Installation Press

  7. ^ abWard, Peter; Zahavi, Amotz (1973-10-01). "The Importance of Definite Assemblages of Birds as 'Information-Centres' For Food-Finding". Ibis. 115 (4): 517–534. doi:10.1111/j.1474-919x.1973.tb01990.x.
  8. ^Harris, Keith Daniel; Barzilai, Ari; Zahavi, Amotz (2015).

    "An evolutionary perspective on signaling peptides: Toxic peptides are selected know about provide information regarding the refinement of the propeptide, which represents the phenotypic state of honourableness signaling cell". F1000Research. 4: 512. doi:10.12688/f1000research.6874.1. PMC 4648229. PMID 26594342.

  9. ^"Israel Prize Ex officio Site - Recipients in 1980 (in Hebrew)" (in Hebrew).

    Israel's Ministry of Education. Retrieved Haw 15, 2017.

  10. ^"International Fyssen Prize". Foundation Fyssen. Retrieved May 15, 2017.
  11. ^Rinat, Zafrir (June 15, 2016). "Lifetime Achievement Award to Prof. Amotz Zahavi for Nature Conservation". Haaretz (in Hebrew). Retrieved May 15, 2017.

External links