Lewis, Judith: - Dr. Judith A. Lewis, late, was Professor and Chair of Addictions Studies and Behavioral Health at Governors State University. She retired in 2008. She served as president of the American Counseling Association (ACA) and the International Association of Marriage and Family Counselors and was a formative contributor to the substance abuse field for many years.

Packard, Thomas: - Thomas R. Packard teaches administration and social policy courses in the School of Social Work at San Diego State University and conducts research and consultation projects through the Academy for Professional Excellence in the SDSU School of Social Work. For twenty-five years he has been an organization development consultant specializing in human service and government organizations, including six and a half years in the City of San Diego's Organizational Effectiveness Program, which he managed for one and a half years. He has published articles on his consulting projects and the results of his research in the areas of organizational effectiveness and the quality of working life. He has been the director of two community-based human services organizations and has been a program evaluator for the County of San Diego. He received his doctorate in social welfare at UCLA and is a Certified Social Work Manager.

Lewis, Michael: - Michael D. Lewis, Executive Director, Educational World Charities, Chicago, is Professor Emeritus of Counseling and Psychology at Governors State University. For more than thirty-five years he has consulted with numerous national and international corporations with regard to the implementation of their employee assistance programs. As the originator of the community counseling concept, he has advised educational institutions around the world in countries as diverse as Israel and Botswana. He has co-authored two other Brooks/Cole texts.