Writer / Director Cecil Castellucci's first young adult novel, "Boy Proof" came out spring 2005 on Candlewick Press. It was named a Booksense 76 Children’s Pick, BBYA 2006 and a Quick Picks for Reluctant Readers by the American Library Association (ALA). In 2005 she was also named a Flying Start by Publisher’s Weekly. She also received an Honorable Mention in PW’s annual cuffie awards as Most Promising New Author.

Her second novel "The Queen of Cool" came out in February 2006 and will be followed in May 2007 by her third novel "Beige", both also on Candlewick Press. Her first Graphic Novel "The Plain Janes" will come out in May 2007 on the new DC Comics Minx imprint. She has also previously published stories in the Los Angeles Times Kids Reading Room and is an active Read Aloud volunteer at Mayberry Elementary School in Echo Park.