The 4 Seasons of Marriage: Secrets to a Lasting Marriage

Now You're Speaking My Language: Honest Communication and Deeper Intimacy for a Stronger Marriage

Love as a Way of Life: Seven Keys to Transforming Every Aspect of Your Life

The 5 Love Languages: The Secret to Love that Lasts

The 5 Love Languages for Men: Tools for Making a Good Relationship Great

Life-Changing Cross-Cultural Friendships: How You Can Help Heal Racial Divides, One Relationship at a Time