James Jason Poyser (born 30 January 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. An active session musician, he has contributed to the works of Adele, Norah Jones, Eric Clapton, Joss Stone, Ziggy Marley, Macy Gray and Femi Kuti. Poyser received a Grammy for Best R&B Song in 2003 for co-writing Erykah Badu and Common's hit "Love of My Life." James was also the executive producer on Badu's highly celebrated albums, Mama's Gun and Worldwide Underground. A collaborator with the band dating back to Things Fall Apart, Poyser officially joined The Roots in 2009, performing live as the houseband for NBC's Late Night with Jimmy Fallon, and subsequently The Tonight Show Starring Jimmy Fallon. He is sometimes used as comic foil, especially for his use of deadpan facial expressions. He is also frequently used as the pianoman for Jimmy Fallon's "thank-you notes" after the monologue ends. Poyser also tours with the band and regularly performs at the band's live shows.