Body: People who study "Psychology of personality" investigate personality and its variation among individuals.
Some motivations are further their studies to be a therapist.
Several topics in "Psychology of personality" include Type theories, Psychoanalytic theories, Behaviorist theories.
A few scholars of "Psychology of personality" include Friedman, Howard; Schustack, Miriam, Krauskopf, C.J. & Saunders, D.R.