Judith A. Hall is University Distinguished Professor in the Department of Psychology at Northeastern University. She has published widely on topics in nonverbal communication, especially accuracy in perceiving nonverbal cues. She has been Editor of the Journal of Nonverbal Behavior and is currently one of its Associate Editors. She is author of NONVERBAL SEX DIFFERENCES: COMMUNICATION ACCURACY AND EXPRESSIVE STYLE, co-editor of INTERPERSONAL SENSITIVITY: THEORY AND MANAGEMENT with Frank J. Bernieri, and co-editor of the HANDBOOK OF NONVERBAL COMMUNICATION with Mark L. Knapp.