Deep S. Bhattacharya is a senior scientist working with Drug Product Design and Development, Pharmaceutical R&D Andover since November 2019. He received his PhD from the University of Nebraska Medical Center, College of Pharmacy in Pharmaceutical Sciences, with a focus in engineering polymer-protein conjugates and polymeric nanoparticles using computational chemistry, biophysical tools, formulation developments, to in vivo characterizations in multiple animal models. After joining Pfizer, he has worked with multiple gene therapy, recombinant proteins, multimodal antibody programs. He is experienced in the formulation development of recombinant protein vaccines and high concentration mAbs. His areas of interest include biophysical assessment of proteins, utilizing NMR for structural determination of biologics, subcutaneous assessments of biologics, early-stage development of biologics, interfacing with early-stage discovery teams for candidate selection, and understanding business strategies for developments of biopharmaceuticals.