Holly Black is an American writer and editor best known for her children's and young adult fiction. Her most recent work is the New York Times bestselling young adult Folk of the Air series. She is also well known for The Spiderwick Chronicles, a series of children's fantasy books she created with writer and illustrator Tony DiTerlizzi, and her debut trilogy of young adult novels officially called the Modern Faerie Tales. Black has won an Eisner Award, a Lodestar Award, a Nebula Award, and a Newbery Honor.

Ironside: A Modern Faerie Tale is a young adult urban fantasy novel by Holly Black. It was published in 2007 by the Margaret K. McElderry imprint of Simon & Schuster and is recommended for readers aged "14 and above".