This document provides an overview of personality for physiotherapy and nursing students. It defines personality as the total quality of an individual's behavior and discusses its components like maturation, growth, and learning. It describes several theories of personality including trait theory, psychoanalytic theory, psychosocial theory, and humanistic theory. It also outlines different methods of assessing personality such as interviews, questionnaires, and projective techniques. Finally, it discusses some alterations in personality including paranoid, schizotypal, borderline, narcissistic, avoidant, dependent, and obsessive-compulsive personality disorders.