"Welcome to the Family: What to Expect Now That You're a Christian" is a book written by John F. MacArthur. This book provides guidance and insights for new Christians, helping them understand what to expect as they embark on their spiritual journey. Available in both paperback and eBook formats, this book offers valuable advice and encouragement for those who have recently become Christians. With its relatable and informative content, "Welcome to the Family: What to Expect Now That You're a Christian" is a must-read for anyone seeking to deepen their understanding of the Christian faith.