Last Updated on February 15, 2023 by pg@petergamma.org Martin Kalff graduated in theology from the University of Zurich and religious studies from Columbia University in New York with a focus on Buddhism. Since 1984, Martin Kalff has been practicing counseling using the sandplay method, which is based on the psychology of C.G. Jung has as … Continue reading Dr. phil. Martin Kalff, Meditation teacher, lecturer and sandplay therapist and originator of practicing Zen meditation with animals at the Felsentor Retreat Zenter Rigi