James Thomas Smith, known professionally as Jamie xx, is an English musician, DJ, record producer, and remixer. He is known for both his solo work and as a member of the indie pop band the xx. He has been described as a "driving force" behind the xx, contributing to the group's significant commercial and critical success. As a solo artist, he has been recognised with a 2015 Mercury Prize nomination, and a 2016 Grammy Award for Best Dance/Electronic Album nomination for In Colour.