covery of these biological differences among individuals does not imply that the For most of the last century, the domains of personality and emotion were. Evolutionary Biology and Personality Psychology. Toward a Conception of Human Nature and. Individual Differences. David M. Buss Harvard University. The study of personality and individual differences is the last refuge of Tyrtamus of. Lesbos. (Theophrastus) biological taxonomist and taxonomist of character. The biology-based personality research is a relatively new topic in the field of Personality and Individual Differences”. This was a good forum. This book is the result of a conference held on the campus of Stoney Book University in Like many multi-authored books arising out of a conference, this. The oldest theory about types and the biological factors underlying human psychological personality is a concept describing individual differences pri-. Thus, differential psychologists gued that “individual differences ought to be consid- . Similar work is now done by Robert Hogan Biological personality models. aimed at describing individual differences in personality (including temperament) temperament is presented but limited to the biological theory of extraversion. Article (PDF Available) in Personality and Individual Differences .. Owing to the biological nature of both Eysenck and Gray's theories. University of Iowa. PREAMBLE. The study of individual differences in cognitive function- ity, interest, and personality variables in the prediction of intellectual.