Corrado Debiasi
François Busson
Sarah Bartlett
Judy Hall
Marcel Messing
M. Messing
Susan Smit
Leigh Brasington
Lama Zopa Rinpoche
Diverse auteurs
Alex van Galen
Karl Renz
Bernadette Roberts
Paul Smit
Paolo Valentino
Dalai Lama
N.D. Walsch
Haemin Sunim
Mieke Lannoey
John J. Prendergast
Justus Kramer Schippers