Angela Rudert's Shakti's New Voice: Guru Devotion in a Women-Led Spiritual Movement (Rowman and Littlefield, 2017) is the first academic study of the popular contemporary North Indian female guru Anandmurti Gurumaa. In drawing from, e.g., Sikh and Sufi traditions, Gurumaa’s syncretic approach innovates Hindu religiosity, as does her progressive …