Fred Rabel, PhD, is president of his company, ChromHELP, LLC, giving seminars, courses, and technical help in chromatography. He is on the
editorial boards of the Journal of Liquid Chromatography and Related Technologies and Journal of Chromatographic Science. He has published many articles and chapters on various aspects of HPLC, TLC, and column chromatography.
Joseph Sherma, PhD
Joseph Sherma, PhD, joined the faculty of Lafayette College in 1958 after receiving a PhD degree in analytical chemistry from Rutgers University
under the supervision of the renowned ion exchange chromatography expert Wm. Rieman III, and he is currently John D. and Frances
H. Larkin Professor Emeritus of chemistry and continues to supervise undergraduate students in analytical method development
and interdisciplinary analytical chemistry-invertebrate biology research.
Ronald E. Majors
Ronald E. Majors "Column Watch" Editor Ronald E. Majors is Senior Scientist, Columns and Supplies Division, Agilent Technologies, Wilmington,
Delaware, and is a member of LCGC's editorial advisory board. Direct correspondence about this column via e-mail to firstname.lastname@example.org .