The Next Big Idea Daily

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In Defense of Sunlight

July 01, 2026

We've been told for decades to slather on sunscreen and stay in the shade. But what if the real health risk is avoiding the sun? Rowan Jacobsen, award-winning science writer, spent nine years diving into the research — and what he found will surprise you. In In Defense of Sunlight, he reveals that people who get regular sun exposure have lower rates of heart disease, many cancers, diabetes, and dementia — conditions that kill hundreds of times more people than skin cancer. Plus, endocrinologi...

A New Vision for Midlife

June 30, 2026

Margie Lachman is a psychology professor at Brandeis University where she conducts research on adult development and aging. She is an investigator on the Midlife in the United States (MIDUS) study, in which they have followed thousands of adults for over 30 years to understand the variety of pathways to health and well-being in midlife and beyond. In the new book, Primetime: A New Vision for Midlife⁠, she agues that midlife is not a period of inevitable decline but a crucial opportunity to s...

Dad Brain: How Men Are Transformed by Fatherhood

June 29, 2026

It turns out fatherhood isn't just a role — it's a biological transformation. Darby Saxbe, an award-winning psychologist at USC, draws on decades of research in Dad Brain to show how the fathering brain literally rewires itself through time and practice. Then, in the second half of the show, Emory University professor of Anthropology James Rilling traces the evolutionary story in Father Nature — how human males uniquely developed the capacity for deep parental involvement. 🎁 Save 20% on a Ne...