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Roy Baumeister

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Roy Baumeister is an American social psychologist whose research has addressed self-control, motivation, belonging, identity, meaning, and interpersonal rejection. He is associated with the ego-depletion hypothesis, which proposed that acts of self-control draw on a limited resource, although the size and reliability of that effect have become subjects of substantial replication research and debate. His broader work also helped articulate the need to belong as a fundamental human motivation.

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What is Roy Baumeister known for in psychology?

Roy Baumeister is a prominent social psychologist best known for his research on the concepts of self-control and willpower. He is the primary proponent of the "ego-depletion" hypothesis.

What is the ego-depletion theory proposed by Roy Baumeister?

Proposed by Baumeister in the late 1990s, the theory suggests that acts of self-control draw on a limited mental resource. According to the hypothesis, using willpower in one task temporarily reduces your ability to exert it in subsequent, unrelated tasks.

Has Roy Baumeister's ego-depletion research faced controversy?

Yes, following the replication crisis in psychology, several massive, multi-lab studies in the 2010s failed to reproduce the ego-depletion effect. While Baumeister has defended his findings by criticizing the replication protocols, the theory remains highly debated.

What popular book did Roy Baumeister write about willpower?

Baumeister authored the book "Willpower: Rediscovering the Greatest Human Strength" alongside science journalist John Tierney. The book translates his laboratory research into practical advice for improving self-discipline.

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