His research is focused on why self-control fails, how to prevent the loss of control, and how to improve an individual's self-control. He studies the role of self-control in addictive disorders, including smoking and drinking, as well as how self-control affects dieting, coping with stress, mood regulation, and mental performance. He is a recipient of an early career award from the Society for Advancement of Behavioral and Cognitive Therapy and is currently an associate editor for the journal, Motivation and Emotion.