The Happiness Project, Tenth Anniversary Edition: Or, Why I Spent a Year Trying to Sing in the Morning, Clean My Closets, Fight Right, Read Aristotle, and Generally Have More Fun

Family Ties That Bind: A self-help guide to change through Family of Origin therapy (Personal Self-Help Series)

Fire in the Belly: On Being a Man

Selfish Reasons To Have More Kids

Open Deeply

Mars and Venus on a Date: A Guide for Navigating the 5 Stages of Dating to Create a Loving and Lasting Relationship

Drunk-ish: A Memoir of Loving and Leaving Alcohol

Ghosts from the Nursery: Tracing the Roots of Violence

Why You Will Marry the Wrong Person: A pessimist’s guide to marriage, offering insight, practical advice, and consolation. (Essay Books)

Montessori: The Science Behind the Genius