Adam Gidwitz (born February 14, 1982) is the author of the best selling children's books A Tale Dark and Grimm (2010), In a Glass Grimmly (2012), and The Grimm Conclusion (2013), all published by Puffin Books.
He received a 2017 Newbery Honor for The Inquisitor’s Tale: Or, The Three Magical Children and Their Holy Dog (2016).