Sheri L. Johnson is a Distinguished Professor of Psychology at the University of California at Berkeley. She received her B.A. from Salem College and her Ph.D. from the University of Pittsburgh. She is an associate editor for Psychological Bulletin and a consulting editor for Clinical Psychological Science and Journal of Psychopathology and Clinical Science. She has authored more than 300 publications, and her findings have been published in leading journals. Her work focuses on bipolar disorder, emotion, emotion-related disorders, and impulsivity.

Ann M. Kring is Professor of Psychology at the University of California at Berkeley. She received her B.S. from Ball State University and her M.A. and Ph.D. from the State University of New York at Stony Brook. She was elected President of the Society for Research in Psychopathology and President of the Society for Affective Science. She is also the author of more than 130 articles and book chapters. Her current research focuses on emotion and psychopathology, with a specific interest in the emotional features, negative symptoms, and social factors of schizophrenia.