Robert Waldinger

Robert Waldinger is a psychiatrist, professor at Harvard Medical School, and director of the Harvard Study of Adult Development, one of the longest-running studies of human life ever conducted. His work focuses on understanding how relationships influence happiness, health, and longevity.

Marc Schulz is a psychologist and co-director of the Harvard Study of Adult Development. He specializes in the psychology of relationships and the ways social connections shape emotional well-being.

Together, Waldinger and Schulz combine decades of scientific research with practical insights to explain how meaningful relationships form the foundation of a fulfilling life.