This document defines organizational behavior as understanding, predicting, and controlling human behavior at work. It discusses how organizational behavior examines how individuals, groups, and organizational structure impact behavior in organizations. The document outlines several key questions organizational behavior seeks to answer and levels of analysis including individual, group, and organizational processes. It also discusses fundamental concepts in organizational behavior like motivation, human dignity, and individual differences. The document then covers goals of organizational behavior at the individual, group, and organizational levels. Finally, it identifies challenges and opportunities for organizational behavior, such as managing diversity, improving quality and productivity, and coping with change.