Born and raised in the Rhondda Valleys, South Wales, Gavin Brock currently lives in London. As well as being a full-time primary school teacher, he also provides musical direction for a number of theatre schools in London and the north of England during weekends and holidays. As a composer and lyricist, his work has been performed at the Other Palace and Theatre Royal Stratford East. Alabaster Snowball and the Naughty List is his first book for children.