Zoe C. Sherinian shows how Christian Dalits (once known as untouchables or outcastes) in southern India have employed music to protest social oppression and as a vehicle of liberation. Her focus is on the life and theology of a charismatic composer and leader, Reverend J. Theophilus Appavoo, who drew on Tamil folk music to create a distinctive form of indigenized Christian music. Appavoo composed songs and liturgy infused with messages linking Christian theology with critiques of social inequality. Sherinian traces the history of Christian music in India and introduces us to a community of...