A completed, unpublished Dr. Seuss manuscript was recently discovered in author Theodor Geisel’s archives at UC San Diego. How was the book found, and what does it reveal about the author's creative process and complicated legacy? USA TODAY Books Reporter Clare Mulroy joins The Excerpt to share her reporting.Plus, watch "Sing the 50 United States" written by Dr. Seuss.Let us know what you think of this episode by sending an email to [email protected]. Episode transcript available here. See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.