Carlo C. DiClemente, PhD, ABPP, is Professor Emeritus of Psychology at the University of Maryland, Baltimore County (UMBC), and Director of the MDQuit tobacco resource center, the Center for Community Collaboration, and the Home Visitor Training Certificate Program at UMBC. He is codeveloper of the transtheoretical model of behavior change and author of numerous scientific publications on motivation and behavior change with a variety of health and addictive behaviors. His books include Addiction and Change, Second Edition; Substance Abuse Treatment and the Stages of Change, Second Edition; Group Treatment for Substance Abuse, Second Edition; and the self-help resource Changing for Good. Dr. DiClemente is a recipient of awards including the Lifetime Achievement Award from the Addictive Behaviors Special Interest Group of the Association for Behavioral and Cognitive Therapies, the John P. McGovern Award from the American Society of Addiction Medicine, the Innovators Combating Substance Abuse award from the Robert Wood Johnson Foundation, and a Presidential Citation from the American Psychological Association.

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