Charles Zastrow, MSW, Ph.D., is a professor in the MSW program at George Williams College in Williams Bay, Wisconsin. He previously taught in the Social Work Department of the University of Wisconsin-Whitewater. 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 is a member of the BPD board. A leader in social work education and a best-selling author, Dr. Zastrow has written 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).