The Undoing Project: A Friendship that Changed Our Minds

by Michael Lewis,
The Pittsburgh Post-Gazette, January 15, 2017

Asked who did what in their collaboration, psychologist Daniel Kahneman replied, “We didn’t know at that time, not clearly. It was beautiful not knowing.” Geniuses often work on their own, Mr. Kahneman added. “I am not a genius. Neither is [Amos] Tversky. Together we are exceptional.”