For Parents Only: Getting Inside the Head of Your Kid

For Parents Only Discussion Guide: Helping You Get Inside the Head of Your Kid

For Women Only Discussion Guide: A Companion to the Bestseller about the Inner Lives of Men

The Veritas Conflict

The Lights of Tenth Street

For Women Only, Revised and Updated Edition: What You Need to Know about the Inner Lives of Men

The Kindness Challenge: Thirty Days to Improve Any Relationship

The Good News About Marriage: Debunking Discouraging Myths about Marriage and Divorce

The Surprising Secrets of Highly Happy Marriages: The Little Things That Make a Big Difference

Made to Crave for Young Women: Satisfying Your Deepest Desires with God

For Men Only, Revised and Updated Edition: A Straightforward Guide to the Inner Lives of Women

Thriving in Love and Money: 5 Game-Changing Insights about Your Relationship, Your Money, and Yourself

For Women Only, For Men Only, and For Couples Only Participant's Guide: Three-in-One Relationship Study Resource

For Men Only Discussion Guide: A Companion to the Bestseller About the Inner Lives of Women