Born on April 29, 1967, in New York City, Dan Ariely is an Israeli-American academic and world-renowned behavioral economist specializing in dishonesty and irrationality. He studied psychology at Tel Aviv University before pursuing advanced degrees in the United States, earning a master's degree in cognitive psychology in 1994 and a Ph.D. in cognitive psychology in 1996 from the University of North Carolina at Chapel Hill. At the urging of Nobel laureate Daniel Kahneman, he completed a second Ph.D. in business administration at Duke University in 1998. Ariely taught at MIT from 1998 to 2008 as the Alfred P. Sloan Professor of Behavioral Economics before joining Duke University, where he holds the James B. Duke Professorship in psychology and behavioral economics and serves as a professor of business administration at the Fuqua School of Business. He is a founding member of Duke's Center for Advanced Hindsight and co-founder of The Decision Lab, along with other ventures applying behavioral science principles. Ariely is the author of New York Times bestsellers including Predictably Irrational (2008), The Upside of Irrationality (2010), The (Honest) Truth About Dishonesty (2012), and Intention. From June 2012 to September 2022, he wrote the 'Ask Ariely' advice column for The Wall Street Journal. He co-produced the 2015 documentary (Dis)Honesty: The Truth About Lies. His work has drawn scrutiny, including a 2021 New Yorker article titled 'They Studied Dishonesty. Was Their Work a Lie?' questioning aspects of dishonesty research in the field.