Haemin Sunim
Lama Zopa Rinpoche
Hans Stolp
Marcel Messing
M. Messing
Tshogdrug Rangdröl
Douglas Harding
Dalai Lama
Sam Hamill
N.D. Walsch
Bernadette Roberts
Ramesh Balsekar
Paolo Valentino
Janwillem van de Wetering
Alex van Galen
Karl Renz
Bhante Gunaratana
Diederik Wolsak
Paul Smit
U.G. Krishnamurti