This document provides an overview of organizational behavior presented by K V Bavisree of St. Mary's College Thrissur. It defines organizational behavior as the study of human behavior in the workplace and interactions between people and organizations. The document discusses the evolution of organizational behavior through various thinkers like Taylor, Mayo, Maslow and Mintzberg. It also outlines the interdisciplinary nature of organizational behavior and its importance in helping managers effectively manage human resources and influence organizational events. Finally, it presents some key challenges and opportunities for organizational behavior like improving skills, quality, and responding to globalization.