(1/4) William S. Knowles - Born on June 1, 1917 in Taunton, Massachusetts, U.S.A. Recieved a Ph.D. from Columbia University in 1942. He has just recently retired from working at the Monsato Company in St. Louis, U.S.A. He was part of the group that won the noble chemistry prize for chirally catalysed hydrogenation reactions. (1/4) Ryoji Noyori - Born September 3, 1938 in Kobe, Japan. Earned a Masters and Ph.D. from Kyoto University in 1963 and 1967. He is currently affiliated with the Research Center for Materials Science at Nagoya University in Nagoya Japan. He was part of the group that won the noble chemistry prize for chirally catalysed hydrogenation reactions. (1/2) K. Barry Sharpless - Born 1941 in Philadelphia, PA, U.S.A. Acquired a Ph.D. From Stanford University in 1968. He is currently affiliated with the Scripps Research Institute in La Jolla, U.S.A. He won the Nobel prize for chirally catalysed oxidation reactions.