The idea for Conversations with the Wise Aunt was inspired by a story Dr. Coates's best friend told him. When his friend was 12, his uncle took him out for breakfast and told him what to expect during his teen years. He described the physical changes. He talked about peer pressure, risk-taking behavior and the consequences of sex, drugs and alcohol. Afterward, his uncle said, "Now I want you to promise me something. When your friends want you to go...