Author: Gianfranco Bologna; Norman Myers; Andrew D. Johns; José A. Lutzenberger; Dennis J. Mahar; Vai Plumwood; Richard Routley; Edward Goldsmith; Philippe Descola; Anthony B. Anderson, Darrell A. Posey; Edward Goldsmith, Nicholas Hildyard; Charles Secreti; Ira Rubinoff
Author: Dr. Thomas Elbert, Dr. Brigitte Rockstroh, Dr. Werner Lutzenberger (auth.), Dr. Thomas Elbert, Dr. Brigitte Rockstroh, Dr. Werner Lutzenberger, Professor Dr. Niels Birbaumer (eds.)