<P>Designed as a text for both graduate and undergraduate students, this book, originally published in 1995, presents an intrapsychic explanation of human behaviour ¿ concepts based on psychological processes and ¿structures¿ within the mind. In this context, a unique treatment of personality theory is introduced. It focuses on Freud, Kelly and Angyal: Freud¿s psychoanalytic theory of personality based on desires, Kelly¿s personal construct theory for thinking, and Angyal¿s holistic concepts of personality.</P><P>Each theory is given a detailed analysis in separate chapters. Freud¿s psychoanalytic theory is cast as a theory of motivation, Kelly¿s personal construct theory as a theory of cognition, and then it is noted that there is no comprehensive theory of personality based on emotion. Although Angyal¿s holistic theory is rarely described in modern textbooks, Lester includes this because none of the other holistic theorists rival Angyal in their range of hypothetical constructs or de