Sheri Dubey is a Senior Principal Scientist in the Bioanalytical Immunogenicity group of MSD Laboratories in West Point, PA USA, where she is responsible for scientific and regulatory strategy for immunogenicity assays for vaccines and biologics. Sheri earned her MS in Microbiology/Immunology with a focus on infectious diseases and cell-mediated immunity, and joined the vaccine discovery research group at MSD in 1996, leading an immunological bioassay laboratory evaluating host responses to pathogens, vaccines and adjuvants spanning preclinical, epidemiological, and clinical studies across many viral and bacterial vaccine programs. Since 2014, Sheri has also been responsible for the preclinical immunogenicity studies and related immune correlate assessments for the MSD investigative Ebola Zaire vaccine V920.