Complex sentence: Tor Hyams is a songwriter and Grammy nominated music producer whose roster of artists include Joan Osborne, Vivian Campbell, Billy Gibbons, Lou Rawls, Rachel York, Lisa Loeb, Perry Farrell and Deborah Harry.
Split into simpler sentences: Tor Hyams is a songwriter and Grammy nominated music producer. Hyam's roster of artists include Joan Osborne, Vivian Campbell, Billy Gibbons, Lou Rawls, Rachel York, Lisa Loeb, Perry Farrell and Deborah Harry.