About the Author Heidi Murkoff's first book, What to Expect When You're Expecting, has been dubbed the ‘pregnancy bible'. This iconic international bestseller is now in its all-new fifth edition, with over 17 million copies in print. Other titles in the series include Eating Well When You're Expecting, What to Expect the First Year, What to Expect Before You're Expecting (a complete preconception plan), and What to Expect the Second Year, the must-have guide for parents of toddlers. The What to Expect books have sold more than 34 million copies in the US alone, and are published in over 30 languages.