Heidi Heilig is the author of The Girl from Everywhere, which was an Indie Next Pick and also named a Best Book of the Year by NPR, Bustle, and Paste. Its sequel, The Ship beyond Time, received a starred review from School Library Journal and was named a Best Book of the Year by Paste. She holds an MFA degree from New York University in musical theater writing, and she has written the book and lyrics for several shows, including The Time Travelers Convention, Under Construction, and The Hole.