Holly is the author of No More Noisy Nights, illustrated by Guy Wolek, and The Day I Ran Away, illustrated by Isabella Ongaro. She grew up in Newburgh, New York, with her nose in a book and a Boogeyman in the basement. She has had numerous stories published in children's magazines, and her previous picture books were award winners. Mr. Worry: A Story about OCD, received the 2005 IBBY Outstanding Books for Young People with Disabilities Award, and I Can’t Stop: A Story about Tourette Syndrome, was the winner of the 2006 Oppenheim Toy Portfolio Award and a 2005 Bank Street College of Education Best Book. Holly lives in Fort Wayne, Indiana.