Charles Zastrow, MSW, Ph.D., is Professor Emeritus in Social Work at the University of Wisconsin-Whitewater, where he chaired the Social Work Department for six years. He has also been the Assistant Director and Professor in the Social Work Program at George Williams College in Williams Bay, Wisconsin. A Licensed Clinical Social Worker in the state of Wisconsin, Dr. Zastrow has worked as a practitioner for various agencies, chaired social work accreditation site visit teams for the Council on Social Work Education (CSWE), and served on the Commission on Accreditation of CSWE. He also was a member of the BPD board. A leader in social work education and a bestselling author, Dr. Zastrow has written more than 45 articles in professional journals as well as nine books, including four other textbooks: THE PRACTICE OF SOCIAL WORK, SOCIAL WORK WITH GROUPS, SOCIAL PROBLEMS: ISSUES AND SOLUTIONS, and UNDERSTANDING HUMAN BEHAVIOR AND THE SOCIAL ENVIRONMENT (with Dr. Karen Kirst-Ashman).