Skip to main content

Verified by Psychology Today

Mona S. Weissmark Ph.D.


Dr. Mona Sue Weissmark is an award-winning professor, researcher, and author. She is also a clinical and social psychologist. Her work on the science of diversity® has received global recognition. She is a leading expert on diversity, inclusion, and polarized groups.

Recognized as a top-rated professor of psychology, she is best known for her groundbreaking social experiment of bringing together descendants of slaves and slaveowners, and descendants of Holocaust survivors and Nazis at Harvard University; and her work on the effectiveness of psychotherapy treatment. She teaches the courses "Advanced Research Methods" and "Psychology of Diversity" and is the founder and head of The Science of Diversity Research Lab at Harvard University.

Dr. Weissmark is the founder and former director of the Program Initiative for Global Mental Health Studies at NU, the founder and CEO of Weissmark education and research group, and a former tenured professor of psychology. She is a part-time associate professor of psychiatry and behavioral sciences at Northwestern Feinberg School of Medicine and visiting professor of psychology at Harvard University.

She is an author of numerous articles and the books Doing Psychotherapy Effectively (University of Chicago Press), Justice Matters (Oxford University Press), and The Science of Diversity (2020, Oxford University Press).

Dr. Weissmark was profiled in all the major U.S., U.K., and German newspapers including the Chicago Tribune cover stories "Generational Healing" and "Opposites Connect: Dr. Mona Sue Weissmark brings together children of the oppressed and children of their oppressors" and in The Jerusalem Report story, "From Generation to Generation Dr. Mona Sue Weissmark was a leader in bringing together members of groups locked in age-old conflict."

Also, she was profiled in The New York Times, The Guardian, JUF News, and Harvard Magazine among many others. And Dr. Weissmark was featured on the American television shows Dateline NBC, Morning News CBS, and PBS.

Her book, Justice Matters: Legacies of the Holocaust & World War II, was made into a television film that aired on national German TV, "Seeing the Other Side," and on PBS, "Coming to the Table."

Her new book, The Science of Diversity, was selected by Oxford University Press as one of nine essential titles on the frontiers of psychology research.

Postdoctoral fellowship, Harvard University; Ph.D., University of Pennsylvania; B.Ed., McGill University.

Recent Posts