Markham Heid is an award-winning journalist and author of The Habit Trap: How Our Routines Hold Us Back, coming in early 2027 from HarperCollins Publishers.

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Heid is a longtime contributor at Time magazine, where he writes about health and human behavior. His work has also appeared in The Financial Times, The New York Times, Vox, The Washington Post, and elsewhere.

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Originally from the Detroit area, Heid and his family now split their time between Michigan and Germany.

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