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Hacking Happiness: Why Your Personal Data Counts and How Tracking It Can Change the World by John Havens

Hacking Happiness: Why Your Personal Data Counts and How Tracking It Can Change the World

John Havens

304 pages • paperback

nonfiction self help technology informative slow-paced
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Hacking Happiness: Why Your Personal Data Counts and How Tracking it Can Change the World by John C. Havens

Hacking Happiness: Why Your Personal Data Counts and How Tracking it Can Change the World

John C. Havens

304 pages • hardcover

nonfiction self help technology informative slow-paced