Unlike other renowned scientists, Robert Trivers has spent time behind bars, drove a getaway car for Huey P. Newton, and founded an armed group in Jamaica to protect gay men from mob violence. Trivers proposed the theories of reciprocal altruism (1971), parental investment and sexual selection (1972), facultative sex ratio determination (1973), and parent–offspring conflict (1974). ROBERT L. TRIVERS HARVARD UNIVERSITY Parental Investment and Sexual Selection Introduction Charles Darwin's (1871) treatment of the topic of sexual selection was sometimes confused because he lacked a general framework within which to relate the variables he perceived to be important: sex-linked inheritance, sex ratio at conception, differential

Robert Trivers’ key contributions to science are papers he published in the 1970s whilst at Harvard, formulating theories such as Reciprocal Altruism (1971), Parental Investment Theory (1972), and Parent-Offspring Conflict (1974). altruizm) oraz teorii inwestycji rodzicielskiej (mówiącej o tym, że przedstawiciele płci, która inwestuje więcej w wychowanie potomstwa, będą wybredni w doborze partnera i to oni będą obiektem zalotów).

Now, in the entertaining tradition of Surely You’re Joking Mr. Feynman , Trivers tells us in his inimitable voice about the inimitable life behind the revolutionary science. time, energy, resources) that benefits offspring. Robert Trivers (ur.19 lutego 1943 w Waszyngtonie) – amerykański socjobiolog.. Twórca pojęcia altruizmu odwzajemnionego (zob. Parental investment, in evolutionary biology and evolutionary psychology, is any parental expenditure (e.g. Robert Trivers is an American evolutionary biologist who is a Professor of Biology at Rutgers University.

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