Katherine Bergmann, PhD, is manager of Viral Safety and Viral Clearance Services at Eurofins Lancaster Laboratories. She has extensive experience in cell line characterization, lot release testing and viral/TSE clearance validation and has numerous publications and presentations in the field. She has performed biomedical research in protein chemistry, cell biology and virology at Georgetown University, Scripps Research Institute and Rockefeller University. She received a PhD from Brown University and a AB degree from Mount Holyoke College. Dr. Bergmann served on the PDA task force on Preparation of Virus Spikes Used for Virus Clearance Studies.