Lily Herne is the pseudonym of mother/daughter duo Sarah and Savannah Lotz. A fan of fake identities, Sarah also writes an urban horror series with author Louis Greenberg under the name SL Grey as well as various crime novels, internationally anthologised short stories and screenplays under her own name. Savannah, a die-hard fantasy fanatic, is currently in her second year studying screenwriting at the University of East Anglia.