Speakers: Jan Nienhuys

By Suitbert Ertel, Kenneth Irving, Paul Kurtz, Jan Nienhuys, Ranjit Sandhu, Rense Lunge, James Houran, Roger Nelson, Harald Walach, Stefan Schmidt, David Pratt, Gary Schwartz, Linda Russek, Henry Bauer, Gerald Eberlein, Michael Swords, Don Eldridge, Lorraine Ethridge, Paul Alper, Robert Wood