• Changing Images of Man (PDF). A seminal report on worldview transformation by Joseph Campbell, Duane Elgin, Willis Harman, Arthur Hastings, O.W. Markley, Floyd Matson, Brendan O'Regan and Leslie Schneider. Produced by the Center for the Study of Socal Policy at SRI International, 1972.
  • Sustainability: Positioning the concept as a global goal (PDF). NGO Position Paper for the International Conference on Environment and Society: Education and Public Awareness for Sustainability, organised by UNESCO and the Government of Greece at Thessaloniki, 8 - 12 December 1997. By Michael O’Callaghan, Global Vision Corporation. Published in “Environment & Society : Education and Public Awareness for Sustainability”, proceedings of the Thessaloniki International Conference organised by UNESCO and the Government of Greece, University of Athens, 1998, ISBN 960-86312-0-3. Re-published in “Sustainable Development: Education, The Force of Change”, Transdisciplinary Project “Educating for a Sustainable Future”, (EPD) UNESCO, 1999, Paris, ISBN 92-9143-039-0.
  • When the Dream Becomes Real: Visions of Apocalypse in Mythology, Madness and the Future. By Michael O'Callaghan, 1981. (Link coming soon)

Echo and Narcissus. John William Waterhouse. 1903. Courtesy the Walker Art Gallery.