Reuben is a fast-emerging and widely-regarded British musician with virtuoso jazz techniques and soulful, evocative voice. Renowned for his co-writing collaborations with Sam Smith, James has written for and performed with an array of international musicians including Joni Mitchell, Bonnie Raitt, Brandi Carlile, Herbie Hancock, Elton John, John Legend, Tori Kelly, Little Mix, Disclosure and Liam Payne amongst many others.