"Son locks himself in his room, stops telling you how school is doing, and hides his smartphone from you? Well, welcome to transition! This book is about how to navigate your son's teenage years, starting at eight to nine. seven years and ends in their early twenties Dr. Cara Netterson explains everything that happens to your son as he grows up: physical and mental transformations, changes in voice and behavior, first crushes, the importance of socialization and finding y...