Dr. Karen Mills Alsante is a Senior Research Investigator in the Analytical Research & Development Department at Pfizer Groton Central Research. She worked as a Development Scientist in Groton Quality Operations for 3 years before moving to her current position in the Analytical Research & Development department in 1997. Over the past five years, Karen has established a Degredation Technology Group with the mission of gaining a better understanding of the chemical and physical stability of Pfizer drug substances and drug products at an earlier stage of the drug development process.