PHYLLIS R. BROWN is a Professor of chemistry at the University of Rhode Island. She received her PhD in chemistry from Brown University. She is the author of more than 130 articles and two books, Reversed-Phase High Performance Liquid Chromatography Theory, Practice, and Biomedical Applications (Wiley), and High Pressure Liquid Chromatography: Biochemical and Biomedical Applications. She is a member of ... Read moremany professional societies, including the American Chemical Society, the American Association of Clinical Chemists, and the American Society of Biological Chemists, Inc. In 1988 she received "The Tswett Chromatography Medal" and in 1989 she will be presented with the Dal Nogare Award. RICHARD A. HARTWICK is Associate Professor at Rutgers University. He received a PhD in 1978 from the University of Rhode Island. In 1979, he was a National Science Foundation/ NATO postdoctoral fellow at Edinburgh University under Professor John Knox. He joined the faculty of Rutgers in 1980. He has written over 100 research articles on the subject of liquid chromatography. Show Less