It’s Me, Margaret, may technically be middle-aged now—the pre-teen tale by Judy Blume turned 50 last year—but its lessons are for the ages. \"It was my third published book, but the first real book, the book where I just let go. It's Me, Margaret are a combination of Judy Blume and her friends at 12 years old. Judy Blume wrote Are You There God? It's Me, Margaret is being made into a movie right now, and Judy Blume will serve as a producer.