Original sentence: Guest artists to the program have included William Wegman, James Taylor, Madeleine l'Engle, Tracy Chapman, Mary Chapin Carpenter, Noel Stookey, William Hurt, Israel Horovitz, Jane Alexander, Yo Yo Ma, Elizabeth Swados, John Hockenberry, Julie Harris, and Matt and Kim
Edited sentence: Guest artists to the program have included William Wegman, James Taylor, Madeleine l'Engle, Tracy Chapman, Mary Chapin Carpenter, Noel Stookey, William Hurt, Israel Horovitz, Jane Alexander, Yo Yo Ma, Elizabeth Swados, John Hockenberry, Julie Harris, Niia, and Matt and Kim