Ragu Ramanathan is a Director of Global Small Molecule Bioanalysis in the Global Bioanalytical Laboratories at Pfizer Inc. (CT, USA). Ragu earned his BS degree in Chemistry from the University of Southern Mississippi (MS, USA) (1988) and a PhD degree in Analytical/Physical Chemistry from the University of Florida (FL, USA) (1994). Ragu’s postdoctoral research was performed at Washington University (MO, USA) (1995-1997). Through a research grant from the NIH, at Washington University Mass Spectrometry resources, Ragu expanded his training in mass spectrometry through application to breast cancer research and protein characterization. From this training, Ragu’s interest ventured into application of mass spectrometry at several pharmaceutical research and contract research organizations, including Analytical Bio-Chemistry Laboratories (MO, USA), Schering-Plough Research Institute (now Merck; NJ, USA), Warner-Lambert (now Pfizer; MI, USA), Bristol-Myers Squibb (NJ, USA), QPS (DE, USA), and Pfizer, Inc. (CT, USA)