Mark David Lim is the Director of Global Public Health Programs at the American Society for Microbiology (ASM), leading a division the leverages the expertise of the ASM community to strengthen laboratory services in lower-resourced public health systems. Prior to joining ASM, Mark was a program officer at the Bill and Melinda Gates Foundation developing diagnostics for cervical cancer screening and neglected tropical diseases. His career also includes a think-tank focused on rare disease patient philanthropies funding medical research (FasterCures/Milken Institute), chief-of-technical staff for a diagnostics and vaccines innovation program at the Department of Defense's DARPA, and program director for a funding program at the National Cancer Institute focused on innovative technology development for cancer (IMAT).

Mark earned his PhD in Inorganic Chemistry at the University of California, Santa Barbara, completed a postdoctoral nanotechnology fellowship at University of California, San Francisco, and served as an AAAS Science and Technology Policy Fellow at the National Cancer Institute. He has published 32 articles and book chapters focused on global health diagnostics, mechanisms of public-private partnerships, and biospecimen quality, in addition to fundamental research articles on nanotechnology and inorganic photochemistry.