David Thurlo, is co-author of the Ella Clah series, the Lee Nez series of Navajo vampire mysteries, and the Sister Agatha novels. His other works, co-written with his wife Aimée, include Plant Them Deep, a novel featuring Rose Destea, the mother of Ella Clah, and The Spirit Line, a young adult novel. David was raised on the Navajo Reservation and taught school there until his recent retirement. He lives in Corrales, New Mexico, and often makes appearances at area bookstores.