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Jonah Keri

Photo of Jonah Keri

Photo: © Dr. Angela Faucher

About the Author

JONAH KERI is a writer for and a contributor to ESPN’s Baseball Tonight. He is the author of the New York Times bestseller The Extra 2%: How Wall Street Strategies Took a Major League Baseball Team from Worst to First and the co-author of Baseball Between the Numbers: Why Everything You Know About the Game Is Wrong. He has previously contributed to,, Baseball Prospectus, the New York Times, the Wall Street Journal, and wrote the flagship stock market column for Investor’s Business Daily.

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