Robert Waldinger, MD is a Clinical Professor of Psychiatry at Harvard Medical School, a practicing psychiatrist, psychoanalyst, and a Zen teacher and practitioner.

For the last two decades, Waldinger has been the director of the Harvard Study of Adult Development. This study, conducted over more than 85 years, has analyzed the entire lives of 724 families to determine the activities, behaviors, and dynamics that enhance a person’s life-long well-being. Waldinger has dedicated his career to examining these elements and discovering what brings true fulfillment to human existence.

He is the author of several books, including his most recent, The Good Life: Lessons from the World’s Longest Scientific Study of Happiness.