This document discusses organizational behavior and individual dimensions of behavior within organizations. It begins with definitions of organizational behavior and discusses models of organizational behavior at the individual, group, and organizational levels. It then covers individual dimensions of behavior such as personality, perceptions, attitudes, learning, and motivation. Personality is discussed in depth, including definitions of personality, different personality types, and determinants of personality like biological and environmental factors. The importance of understanding personality types for matching employees to jobs is also mentioned.