Two Plus Two: Couples and Their Couple Friendships offers an important framework for helping couples to have conversations about their friendships with other couples and to enrich their own relationship. In this book, Drs. Greif and Deal use data gathered from interviews they conducted with over 400 people to help you understand how couples seek and create friendships. Couples at any stage of their relationship will get a fresh understanding of how to find, foster and sustain positive, healthy friendships.