Nancy Hennings is an American musician who teamed up with Henry Wolff to make the album Tibetan Bells in 1971,[1][2] one of the pioneering LPs of new-age music. In 1982, with the assistance of Wolff and Grateful Dead drummer Mickey Hart, she produced the mysterious sounding Yamantaka.[3][4] She also contributed to the other Tibetan Bells albums Tibetan Bells II,[5] Tibetan Bells III[6] and The Bells of Sha'ng Shu'ng.