James Jason Poyser (born January 30, 1967) is an English–American multi-instrumentalist, songwriter, record producer and current member of the hip hop band The Roots.Poyser has written and produced songs for Erykah Badu, Mariah Carey, John Legend, Lauryn Hill, Common, Anthony Hamilton, D'Angelo, The Roots and Keyshia Cole. During his career, Poyser has toured and played live with Jay-Z, The Roots, Erykah Badu, and Aretha Franklin.