Anthony Aveni is the Russell B. Colgate Professor of Astronomy and Anthropology at Colgate University. He helped develop the field of archeoastronomy and is known particularly for his research in the astronomical history of the Maya Indians of ancient Mexico. He is a lecturer, speaker, and editor/author of over two dozen books on ancient astronomy. He lives in Hamilton, NY.
Katherine Roy is an author, illustrator, and cartoonist. She graduated with an MFA from the Center for Cartoon Studies after earning a BFA in Illustration and English from the Rhode Island School of Design. Her drawings have appeared in Slate, Seven Days, and several educational books for children, in addition to her ongoing series, Caterpillar Tales. She has also illustrated The Expeditioners by S.S. Taylor. She lives in New York City.