Michael has been involved with the Whiteclay Advisory Committee, a group of activists concerned about alcoholism on the Pine Ridge Reservation in South Dakota and about the sale of alcohol on the border of the reservation in the town of
Whiteclay, Nebraska. Along with Canupa Gluha Mani, he performed and produced the music for
The Battle for Whiteclay, a documentary about the Whiteclay issue. Murphy has been featured at the
Omaha Summer Arts Festival, the Avoca Iowa Folk Festival, and the Lincoln Plainsong Festival. He frequently works with Winnebago leader,
Frank LaMere, on the Whiteclay issue and in 2015 recorded a song with LaMere about Whiteclay and Pine Ridge. == Music education ==