This document provides an overview of organizational behavior and management. It defines organizational behavior as the study of how individuals, groups, and structure impact behavior in organizations. It outlines management functions such as planning, organizing, leading, and controlling. Major challenges for managers include responding to globalization, managing diversity, improving quality and productivity, and improving people skills. The document introduces a basic model of organizational behavior with individual, group, and system-level independent variables that influence dependent variables like productivity, absenteeism, and job satisfaction.