The Happiness Project, Tenth Anniversary Edition is a #1 New York Times Bestseller by Gretchen Rubin which follows her year-long experiment to discover how to create true happiness. Drawing on cutting-edge science, classical philosophy, and real-world examples, Rubin delivers an engaging and relatable chronicle of her transformation. This special 10th Anniversary edition includes an extensive new interview with the author, stories of other people's life-changing happiness projects, a resource guide to the dozens of free resources created for readers, the Happiness Project Manifesto, and an excerpt from Rubin's bestselling book.
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