Answer
Yes, Richard Thaler is a prolific contributor to behavioral economics. He was a co-recipient of the 2017 Nobel Memorial Prize in Economic Sciences with his colleague Daniel Kahneman for their work on behavioral economics. His contributions include the concept of "mental accounting" and the "endowment effect." Thaler has also written several books on behavioral economics, including "Misbehaving: The Making of Behavioral Economics" (2015).