#60;b#62;Harold M. Mcnair, PhD#60;/b#62;, known internationally as a leading researcher and educator in the field of chromatography, is currently Professor Emeritus of Chemistry at Virginia Tech.#60;p#62;#60;b#62;James M. Miller, PhD#60;/b#62;, is Professor Emeritus of Chemistry at Drew University, where he taught for thirty-six years. He is also the author of #60;i#62;Chromatography: Concepts and Contrasts#60;/i#62; (Wiley).