Does music heal? Watch world-renowned singer-songwriter Dar Williams, gospel singer and pastor Sister Alice Martin, instrumentalist and sound healer Stuart Fuchs, and African drumming expert Steve Leicach explore this question in a lively 22 minute conversation. From playing music for cancer patients, to getting cotton mouth before going onstage, to zeroing in on the part of the brain that absorbs music, their stories reveal an intimate relationship with the power of song.