"Gordon Allport was an American psychologist, largely credited with the development of personality psychology. Allport is particularly known for the development of his trait theory of personality. With a strong religious and moral upbringing, Allport had a strong desire to integrate the scientific approach of psychology with a desire to better society, and advance the field of social ethics. In his trait theory, Allport argued that our behavior was determined by enduring qualities that could be measured, known as traits"-- Provided by publisher