W. Miles Cox is Emeritus Professor of the Psychology of Addictive Behaviours, School of Human and Behavioural Sciences, Bangor University.  He is Founding Editor of Psychology of Addictive Behaviors (APA) and Past President of the APA Division on Addictions.  His cognitive-motivational research in addictive behaviors has focused on the interplay between the drinkers' incentives in other life areas and their motivation to drink alcohol.  A Fellow in the American Psychological Association and the British Psychological Society and a Charter Fellow in the American Psychological Society, Cox has published widely. Eric Klinger is Professor Emeritus of Psychology at the University of Minnesota, Morris and served as an adjunct professor at the University of Minneapolis. His research activities focus on motivational processes, especially as both motivational and emotional processes influence attention, recall, and thought content.  He has contributed to basic theory of motivation and its extension to substance use, treatment of alcoholism, and depression. A Fellow of the American Association for the Advancement of Science and of the American Psychological Association, and a Charter Fellow of the American Psychological Society, Klinger has published many works.