In men, high levels of endogenous testosterone (T) seem to encourage behavior intended to
dominate–to enhance one's status over–other people. Sometimes dominant behavior is …

Research on testosterone-behavior relationships in humans is assessed in relation to a
version of the challenge hypothesis, originally proposed to account for testosterone …

Where did we come from? What is our connection with other life forms? What are the
mechanisms of mind that define what it means to be a human being? Evolutionary …

Sexual and asexual reproduction are found throughout the plant and animal kingdoms.
Asexual reproduction has its advantages, chief among which is that it does not require the …

Louann Brizendine, MD, is a neuropsychiatrist whose professional career has been devoted
to studying the female brain and writing and lecturing to both the public and professionals …

Both biosociological and psychological models, as well as animal research, suggest that
testosterone has a key role in social interactions,,,,,,. Evidence from animal studies in …

This engaging text presents the latest scientific findings on gender differences, similarities,
and variations--in sexuality, cognitive abilities, occupational preferences, personality, and …

Proposing that the algorithms of social life are acquired as a domain-based process, the
author offers distinctions between social domains preparing the individual for proximity …

Studies on social defeat in humans, and their similarities with studies on social defeat in
animals are reviewed. Studies on social defeat in humans typically are conducted as a …

An evolutionary theory of self‐deception‐the active misrepresentation of reality to the
conscious mind‐suggests that there may be multiple sources of self‐deception in our own …