Zack O'Malley Greenburg (born March 8, 1985, New York City) is an American writer, journalist and former child actor.
A feature he authored on a varsity outfielder who had returned to the field after nearly dying in a car crash won him an AP award his senior year.
He has profiled such influential figures as Ashton Kutcher,[5] Katy Perry,[6] Bruno Mars,[7] Kendrick Lamar,[8] Alex Rodriguez,[9] 50 Cent, Toby Keith, Steve Wozniak, Alicia Keys, Swizz Beatz, Dr. Ruth, and Richard Branson.
[14] He has also served as an expert source for CNBC, BBC, Bloomberg, Reuters, NPR, and other print, web, radio, and video outlets.
A former child actor, Zack played the title role in the film Lorenzo's Oil, alongside Nick Nolte and Susan Sarandon.