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            Prof. Hans-Peter Duerr, past director of Werner
            Heisenberg Institute of Theoretical Physics, successor to Werner
            Heisenberg and Albert Einstein, delivering a keynote speech at
            the New Century First National Conference on Bigu Manifestation,
            Health Effects and Scientific Research of Yan Xin Qigong at the
            Pennsylvania State University, June 23-25, 2000. Prof. Duerr proclaimed that
            "I am fascinated by these (Yan Xin Qigong) research
            results...They are within my window of acceptance."
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