John Leonard produced his first sound design in September 1972 for a production of A Streetcar Named Desire at the Bristol Old Vic Theatre Company's Little Theatre. Since then, he has: produced countless soundtracks for theatres around the world; spent eleven years with the Royal Shakespeare Company; worked regularly as a freelancer for the Almeida Theatre, Hampstead Theatre and Donmar Warehouse; written articles and a book about theatre sound and developed a sideline in recording sound effects. He is a Fellow at the Guildhall School of Music and Drama, an Honorary Fellow of the Hong Kong Academy of Performing Arts and a Companion of the Liverpool Institute of Performing Arts.