Dr. Marc Schulz: Lessons from the World’s Longest Happiness Study

Dr. Marc Schulz: Lessons from the World’s Longest Happiness Study

April 1, 2026 · 38 min

About this episode

Dr. Marc Schulz discusses the Harvard Study of Adult Development and its findings on happiness and social connection.

Dr. Marc Schulz and his co-author Dr. Robert Waldinger lead the Harvard Study of Adult Development: ongoing research into the psychosocial predictors of healthy aging that began in 1938. In 2023, Dr. Schulz and Dr. Waldinger published The Good Life: Lessons from the World’s Longest Scientific Study of Happiness. Chicago broadcast journalist Jerome McDonnell sits down with Dr. Schulz to discuss the study’s origins, its evolving methods, and the importance of social connection.

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