Dr. Brewer's major interests include (1) social cognition, the perception and cognitive representation of individual persons and person "types;" (2) intergroup relations, especially the study of ingroup biases and the effects of contact between groups on intergroup acceptance; and (3) social identities and the self-concept. She has served as President of the American Psychological Society and has been President of the Western Psychological Association, the Midwestern Psychological Association, the Society for the Psychological Study of Social Issues, and the Society for Personality and Social Psychology. She has also served as Editor of Personality and Social Psychology Review and Associate Editor of Psychological Review and is an elected fellow of the American Academy of Arts and Sciences.