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Zack O'Malley Greenburg is senior editor of media & entertainment at Forbes and author of three books: 3 Kings: Diddy, Dr. Dre, Jay-Z and Hip-Hop's Multibillion-Dollar Rise (Little, Brown, 2018); Michael Jackson, Inc. (Atria, 2014); and the Jay-Z biography Empire State of Mind (Portfolio, 2011). His next book—an exploration of how artists, actors and athletes hacked Silicon Valley—will be published by Little, Brown in 2020. Zack’s writing has also appeared in the New York Times, Washington Post, Billboard, Vibe, Sports Illustrated and McSweeney's; he's served as a source for BBC, NPR, MTV and 60 Minutes, and as a speaker at SXSW, CES, TEDx, Princeton and Harvard.

A former child actor, Zack played the title role in Lorenzo's Oil (1992) before graduating from Yale in 2007 with a degree in American Studies and a concentration in Urban Studies. Over the past decade, he has penned Forbes covers on Ashton Kutcher, Katy Perry, Richard Branson, Kendrick Lamar and others; he also broke the news of the Wu-Tang Clan's secret album. He pioneered Forbes franchises including Hip-Hop Cash Kings and the 30 Under 30 Music list while driving the development of the Under 30 Music Festival. Zack lives in New York with his wife and cats.