Nestor Kornblum (South Africa/Spain) is a co-director and co-founder of the Association of Sound Therapy & Harmonic Studies (Spain), and the International Association of Sound Therapy (I.A.S.T.). He is a sound therapist, author, presenter and overtone singer of international repute, today working and conducting courses worldwide.
He has been interviewed numerous times on TV, radio and in the press, and has written articles both in English and Spanish on Sound as a healing modality. Together with his wife and partner in sound Michêle Averard he has published several CDs of music for healing, meditation and relaxation. His acclaimed instruction book with CD, Overtone Chant: the Practical Guide contains clear exercises and text in 6 languages for learning these vocal techniques.
Nestor is able, employing a variety of techniques for amplifying the harmonics or pure frequencies within the voice, to sing two, three or even 4 simultaneous sounds, with a span of 5 octaves. This knowledge has enabled him to give master classes on vocal harmonics at several universities.
He has performed concerts in Sacred Music festivals, festivals devoted to the Healing Arts, Cathedrals and even World Music festivals.
Such prestigious figures as H.H. Dalai Lama, Nelson Mandela and Archbishop Desmond Tutu have been amongst members of the audience. He presently lives in Spain with his family. He and Michêle have constructed a large Sound Dome where many of their workshops are conducted, The Dome Retreat Centre.