Mark Galizio received his PhD in experimental psychology in 1976, from the University of Wisconsin--Milwaukee, where he served as the research assistant at the Midwest Institute on Drug Abuse. He is professor of psychology at the University of North Carolina at Wilmington, where he has taught and conducted research for over 30 years. He has published extensively in the areas of behavioral pharmacology and behavior analysis and has served as associate editor of the Journal of the Experimental Analysis of Behavior. He is a fellow of the American Psychological Association, and is past president of the division of Behavior Analysis.