Sarah Rees Brennan was born and raised in Ireland. After earning her master's in creative writing in New York and doing library work in Surrey, England, she has returned to Dublin, Ireland, to write. She is the author of the novels The Demon's Lexicon, The Demon's Covenant, and The Demon's Surrender, and her short story "Let's Get This Undead Show on the Road" appears in the collection Enthralled: Paranormal Diversions.