John Santiago Mejia

John Santiago Mejia, MD, is a distinguished researcher with extensive experience in immunology and biomedical science. Currently serving as a Senior Scientist in R&D at Revvity since September 2023, John previously worked at PerkinElmer, Inc. as a Scientist, focusing on automating T-SPOT bioassays for tuberculosis and COVID diagnosis. Prior roles include positions at Oxford Immunotec both as a Senior Scientist and Biomedical Scientist, where efforts concentrated on automating the T-SPOT. TB assay, as well as serving as Lead Scientist at the same organization earlier. Additional experience includes tenures at Boulder Diagnostics, the University of Colorado Denver, National American University, Instituto Nacional de Perinatología, and Colorado State University, culminating in a robust academic and professional background in research and education. John holds a PhD and a Master of Science in Immunology from Instituto Politécnico Nacional and a Doctor of Medicine from Universidad CES.