Steven J. Rosen’s book, The Yoga of Kirtan, offers interviews with 21 musicians—including Krishna Das, Jai Uttal, Deva Premal, Snatam Kaur, David Newman, Ragani—leading the kirtan revolution. The book focuses not only on kirtan but on the lives of those being interviewed in order to offer readers a peek into the world of kirtan through the personalities who perform kirtan. In this interview, the author discusses the book and the sonic spirituality that is the essence of kirtan.