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The Most Powerful Investing Tool You Aren’t Using | Four Lessons from Michael Mauboussin

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In this episode, we kick off our book project, The Most Important Investing Lesson: What the World’s Best Investors Would Teach You, with a deep dive into the ideas of Michael Mauboussin. We explore his most enduring lessons—concepts that have reshaped how we think about investing, decision making, and life. From base rates to expectations investing, we unpack how Mauboussin’s frameworks can help investors build better models of the world and make more rational, probabilistic decisions.

Main topics covered:

​Why base rates are the…

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