author : Deborah Heiligmanwebsite : https://www.facebook.com/DHeiligman/facebook : https://www.facebook.com/DHeiligman/Deborah Heiligman has written many books for children, including National Book Award Finalist Charles and Emma: The Darwins' Leap of Faith; Boston Globe-Horn Book Award Winner Vincent and Theo: The Van Gogh Brothers; and The Boy Who Loved Math. She lives with her family in New York City.