Wegener received his PhD from Ohio State in 1994. After serving as Assistant Professor of Psychology at Yale University for three years, he joined Purdue University in 1997 as an Associate Professor and was promoted to Professor in 2003. He joined the Ohio State Social Psychology faculty starting in the summer of 2010. Wegener's research focuses on attitudes and social cognition, especially influences on the amount and nature of information processing and the consequences of the resulting attitudes or perceptions for later thinking and behavior. His research also extends theories of attitudes and persuasion to related domains, such as stereotyping, impression formation, and judgment and decision making. In 2001, he received the American Psychological Association (APA) Early Career Award for distinguished contributions to the science of social psychology. Wegener is a Section Editor for the Social and Personality Psychology Compass, and has been an Associate Editor for Basic and Applied Social Psychology and the Personality and Social Psychology Bulletin. He is also on the Editorial Boards of the Journal of Personality and Social Psychology, Journal of Experimental Social Psychology, and Personality and Social Psychology Bulletin.