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  2. Nature versus nurture - Wikipedia

    en.wikipedia.org/wiki/Nature_versus_nurture

    Nature versus nurture is a long-standing debate in biology and society about the relative influence on human beings of their genetic inheritance (nature) and the environmental conditions of their development (nurture). The alliterative expression "nature and nurture" in English has been in use since at least the Elizabethan period [1] and goes ...

  3. Francis Galton - Wikipedia

    en.wikipedia.org/wiki/Francis_Galton

    Author abbrev. (zoology) F. Galton, Galton. Sir Francis Galton FRS FRAI (/ ˈɡɔːltən /; 16 February 1822 – 17 January 1911) was a British polymath and the originator of eugenics during the Victorian era; his ideas later became the basis of behavioral genetics. [1][2] Galton produced over 340 papers and books.

  4. Environment and sexual orientation - Wikipedia

    en.wikipedia.org/wiki/Environment_and_sexual...

    v. t. e. The relationship between the environment and sexual orientation is a subject of research. In the study of sexual orientation, some researchers distinguish environmental influences from hormonal influences, [1] while other researchers include biological influences such as prenatal hormones as part of environmental influences.

  5. Identical Strangers - Wikipedia

    en.wikipedia.org/wiki/Identical_Strangers

    Identical Strangers: A Memoir of Twins Separated and Reunited is a 2007 memoir written by identical twins Elyse Schein and Paula Bernstein and published by Random House. [1] The authors, born in New York City in 1968 to Leda Witt, daughter of Nathan Witt, were separated as infants, in part, to participate in a "nature versus nurture" twin study ...

  6. John B. Watson - Wikipedia

    en.wikipedia.org/wiki/John_B._Watson

    John Dewey, H. H. Donaldson, Jacques Loeb. John Broadus Watson (January 9, 1878 – September 25, 1958) was an American psychologist who popularized the scientific theory of behaviorism, establishing it as a psychological school. [2] Watson advanced this change in the psychological discipline through his 1913 address at Columbia University ...

  7. Gender identity - Wikipedia

    en.wikipedia.org/wiki/Gender_identity

    Gender identity is the personal sense of one's own gender. [1] Gender identity can correlate with a person's assigned sex or can differ from it. In most individuals, the various biological determinants of sex are congruent, and consistent with the individual's gender identity. [2] Gender expression typically reflects a person's gender identity ...

  8. Sex differences in humans - Wikipedia

    en.wikipedia.org/wiki/Sex_differences_in_humans

    Sex differences in humans. Sex differences in humans have been studied in a variety of fields. Sex determination generally occurs by the presence or absence of a Y chromosome in the 23rd pair of chromosomes in the human genome. Phenotypic sex refers to an individual's sex as determined by their internal and external genitalia and expression of ...

  9. Three Identical Strangers - Wikipedia

    en.wikipedia.org/wiki/Three_Identical_Strangers

    Box office. $12.3 million [3] Three Identical Strangers is a 2018 documentary film, directed by Tim Wardle, about the lives of Edward Galland, David Kellman, and Robert Shafran, a set of identical-triplet brothers adopted as infants by separate families. Combining archival footage, re-enacted scenes, and present-day interviews, it recounts how ...