Confidence Classic: What 80+ Years Of Research Says About Happiness with Dr. Marc Schulz

11 Mar 2026 · 50 min
Episode

11 Mar 2026 · 50 min

0:00

In this episode of the Confidence Classic podcast, host Heather Monahan interviews Dr. Marc (Mark) Schulz, associate director of the Harvard Study of Adult Development and co‑author of the book The Good Life. Drawing on more than 80 years of longitudinal data from two original cohorts (Boston working‑class boys and Harvard‑educated men) and their descendants, Schulz explains how relationships are the single most powerful predictor of health, happiness, and longevity. He describes how regrets in old age center on missed connections, how loneliness raises mortality risk to the level of smoking, and how social ties influence gene expression, inflammation, and cognitive decline. The conversation explores the importance of weak ties—such as baristas, coworkers, and strangers—and how everyday interactions can provide a “jolt” of connection. Schulz discusses how early childhood environments shape later relationship skills, yet emphasizes that people can change throughout adulthood. He offers practical steps: taking stock of one’s social universe, reaching out to valued friends, nurturing reciprocal support, and recognizing when relationships are draining. The episode also tackles common myths, notably that money beyond a subsistence level does not increase happiness, and highlights the role of purpose, faith, and beyond‑self activities in fostering well‑being. Throughout, the hosts intersperse sponsor reads, but the core content delivers research‑backed insights and actionable advice for listeners seeking a happier, more connected life.

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