- "The Lost Art of Friendship: How to Make and Keep Friends in the Digital Age" (2021)
- "How to Be a Better Person: A Guide for the Rest of Us" (2019)
- "I'm the One Who Got Away: Five Steps to Escaping from a One-Sided Relationship" (2017)
- "Confessions of a Bad Husband: A Memoir of Surviving Infidelity" (2015)
- "The Single Dad's Guide to Dating: How to Find Love Again After Divorce or the Death of Your Spouse" (2013)
- "The Good Guy's Guide to Finding Love: How to Go from Mr. Nice Guy to Mr. Right" (2011)
- "Date Like a Man: Secrets to Winning Her Heart, Keeping Her Respect, and Making Her Want You" (2009)
- "How to Be a Man: A Guide to the Manhood for Men of All Ages" (2007)
Columns/Blogs
- "Love, Sex, and Dating" column for Men's Health magazine
- "The Good Guy's Guide to Love and Relationships" column for AskMen.com