Executive Producer: Martin T:son Engstroem - Bass-Baritone: Thomas Quasthoff - Piano: Evgeny Kissin - Producer: John Helyar - Production Coordinator: Manuel Lopez - Recording Supervisor: Anna Barry - Production Coordinator: Johannes Gleim - Production Coordinator: Markus Kettner - Recording Engineer: Musica Numeris - Mastering Engineer: Ian Watson - Composer: Franz Schubert