John is a versatile musician with a large breadth of experience in a wide variety of musical areas. He works as a composer, arranger, orchestrator, conductor, pianist/ keyboard player and teacher in the UK and the USA. 　　Since 2001 he has worked in various roles on a wide range of film scores, from Robert Zemeckis's "A Christmas Carol" and "Ice Age" 2, 3 and 4 to three of the "Bourne" series, "Avengers Assemble" and the final instalment of the "Twilight" series. 　　He has worked as an arranger or conductor for a number of well established singers, and has composed dozens of pieces of production and TV music.