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.