NINA BEROVA, PhD, is a Professor and Senior Research Scientist in the Department of Chemistry at Columbia University, New York. She is the North American Editor of the international journal Chirality. KOJI NAKANISHI, PhD, is Centennial Professor of Chemistry in the Department of Chemistry at Columbia University, New York. He is the recipient of many international awards and the Person of Cultural Merit Award (Japanese government). ROBERT W. WOODY, PhD, is a Professor in the Department of Biochemistry and Molecular Biology at Colorado State University, Fort Co