Balaji Viswanathan is currently the Manager and Senior Principal Scientist of Quality Control Stability and Validation (QCSV) Group at Analytical R&D, Pfizer Biotherapeutics (Saint Louis, MO). His team supports the method validation, transfer, and lifecycle maintenance of analytical methods across different modalities like vaccines, and monoclonal antibodies from Phase-3 throughout the commercial lifecycle. He received his Master’s degree in Chemistry from University of Madras (Chennai, India) and his Doctorate in Analytical chemistry from Missouri University of Science and Technology (Missouri, USA). Prior to Doctorate Degree, Balaji Viswanathan worked in Analytical R&D at Dr.Reddy's Discovery Research (Hyderabad, India).