– we found 35 3HO teachers in Switzerland. https://swiss-kundalini-yoga.ch/de/alle-lehrer-innen There is also a Kundalini Research Institute founded by Yogi Bhajan, PhD. Sat Bir Singh Khalsa, PhD., is Director of Research, Kundalini Research Institute (KRI) & Assistant Professor of Medicine at Harvard Medical School: Medical doctors sometimes recommend to do Yoga to treat depression.