Leonard S. Marcus is one of the world's leading writers on children's books and the people who create them. He is the author of Margaret Wise Brown: Awakened by the Moon, Dear Genius: The Letters of Ursula Nordstrom, The Annotated Phantom Tollbooth, and Listening for Madeleine: A Portrait of Madeleine L'Engle in Many Voices, among other books. He reviews children's books for The New York Times, teaches at New York University and the School of Visual Arts, and lectures around the world.
