H. van den Boogaard
Ram Dass & Rameshwar Das
Bhikkhu Analayo
K. Wilber
B. Glassman
David Le Breton
Joko Beck
Stephen Fry
Kris Pint
Balthasar Thomass
Marcel Messing
Mike Mandl
Bette Westera & Sylvia Weve
Han van den Boogaard
Rients Ritskes
Jos de Wit
Tiny Fisscher & Pyhai
Joan Halifax
Willem van Toorn
Leigh Brasington
Ton Lathouwers
Swami Dayananda
Thich Nhat Hanh