Margaret Peterson Haddix
Margaret Peterson Haddix is an American writer known best for the two children's series, Shadow Children (1998–2006) and The Missing (2008–2015). She also wrote the tenth volume in the multiple-author series The 39 Clues.
Books
Among the Brave
2004
ISBN 9780689857942
Twice Told: Original Stories Inspired by Original Artwork
2006
ISBN 9780525468189
Into the Gauntlet