The bestselling authors expertly explain what changes for couples when they have their first child and how they can successfully navigate this critical life phase together. Everything changes when the first child arrives. Suddenly being a family of three, despite the joy, marks a significant shift in the previous couple's dynamic. This often becomes a test for the relationship. What should couples know and what should they learn to ensure a smooth transition into this new life phase, while also keeping their vibrant love intact? How can couples effectively deal with their uncertainties, expectations of each other, the new roles of mother and father, and the influence of old role models? How can emerging conflicts, such as those surrounding sexuality, be better understood and resolved? The authors address these and many other questions.