John Potter's books include Tenor and A History of Singing. His singing career has included first performances of works by Luciano Berio, Arvo Pärt, and Gavin Bryars, and backing vocals for Manfred Mann and The Who. He records for ECM and was a major contributor to the Hilliard Ensemble's million-selling Officium album.
Elliot Fitzpatrick is an actor from London who has performed in the West End, at Shakespeare's Globe, and with the Rose Theatre Kingston. He has narrated over fifty titles, including books by Bear Grylls, and earned a 2021 Audie Award nomination for his work on Caroline Mitchell's The Midnight Man.