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William Green outdoors in a blue shirt with a jacket over his shoulder.

Perimeter People / Host; Author and Journalist

William Green

William Green is the author of Richer, Wiser, Happier and a journalist who has spent more than twenty-five years interviewing investors. His writing has appeared in publications including The New Yorker, Time, Fortune and Forbes, and he has edited international editions of Time. His Richer, Wiser, Happier interviews explore the habits, ideas and life choices behind enduring investment success. The series is also featured within The Investor’s Podcast feed.

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The Investor’s Podcast (We Study Billionaires) podcast cover artwork
Investing

The Investor’s Podcast

Twice-weekly episodes combining company research, investment debates and interviews; William Green’s Richer, Wiser, Happier interviews also appear in the feed. · The Investor’s Podcast Network

Investor interviews and business discussions from the show formerly called We Study Billionaires.

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Richer, Wiser, Happier official series artwork
Investing

Richer, Wiser, Happier

Interviews · The Investor’s Podcast Network

William Green interviews investors and other thoughtful practitioners about judgment, temperament, resilience, and the habits that connect long-term investment success with a satisfying life.

Best forInvestors who enjoy reflective interviews and readers interested in judgment, emotional discipline, and how financial success fits within a wider definition of a good life.

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Profile checked September 18, 2026. Editorial notes are Perimeter’s interpretation.