Silvia Nakkach, M.A., MMT, is a Grammy® nominated musician, vocal arts educator and author. She is a former clinical psychotherapist and an internationally accredited specialist in cross-cultural sound and music therapies, including music in shamanic practices. She is the founding director of the International Vox Mundi School of Sound and the Voice, devoted to the preservation of unusual vocal cultures through performance, education, and spiritual practice. For many years she was on the faculty of the California Institute of Integral Studies where she created the first certificate program in Sound, Voice and Music in the Healing Arts offered by a major academic institution. Presently, she is the academic consultant and core instructor of the New York Open Center Sound Practitioner Certificate. In addition to her many academic credentials, Nakkach has devoted more than 40 years to the evolution of Deep Listening with her mentor Pauline Oliveros, and to the study of Classical North Indian Music and the art of raga singing under the direction of the late Maestro Ali Akbar Khan and other great living masters of the Dhrupad tradition. She has released sixteen CD albums and is a contributing author of several scholarly books. Her latest books is Free Your Voice, published by Sounds True (2012).