Tamar holds a BA in psychology and political science from the Hebrew University of Jerusalem where she also earned an MA in sociology. She is a facilitator who specializes in interpersonal and group communication. Tamar is a co-founder of Talks—The Center for Interpersonal Communication, where she focuses on developing tools for improving interpersonal communication skills and making them accessible to wide and diverse audiences. At the Van Leer Jerusalem Institute, Tamar works on increasing the Institute's social impact and making its ideas more accessible to the public.