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- Hari Sharma - co-author of "Letter from New Delhi"
- Herbert Shelton - founded the Natural Hygiene movement.
- Bernie Siegel - American MD and author who promotes cultivating one's attitude toward healing.
- Rudolf Steiner - founded anthroposophical medicine
- Andrew Taylor Still - founded osteopathy.
- P.K. Santhakumari - Founder, Matha Ayurveda Eye Hospital
Read more about this topic: List Of People In Alternative Medicine