This book is a primer on human behavior in organizations for students of management and industrial & organizational psychology at three levels – undergraduate, graduate and executive education. The Reader contains the best and most reader-friendly articles in these categories: basic ideas and concepts, new research findings and practical applications, as well as emerging perspectives that suggest the future shape of the field. The book consists of four sections: Understanding Yourself and Others at Work; Creating Effective Work Groups; Leadership and Management; and Managing Effective Organizations.