Judith A. Hall is University Distinguished Professor of Psychology, Emerita, at Northeastern University in Boston, MA, USA. She is a social psychologist who studies interpersonal interaction, with a focus on person perception and nonverbal communication. For many years, she has applied these interests in the context of provider-patient interactions. With Debra Roter, she authored "Doctors Talking with Patients/Patients Talking with Doctors: Improving Communication in Medical Care (2006)". Solo or co-authored nonclinical books include "Sensitivity to Nonverbal Communication (1979)", "Nonverbal Sex Differences: Communication Accuracy and Expressive Style (1983)", and "Nonverbal Communication in Human Interaction (9th edition, 2021)". Her co-edited volumes include "Interpersonal Sensitivity: Theory and Measurement (2001)", "The Social Psychology of Perceiving Others Accurately (2016)", and "Emotion in the Clinical Encounter (2021)".