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Jeff Tsao

Senior Operating Principal

Jeff Tsao joined Flagship Pioneering in 2022 as a Senior Operating Principal and works with scientist-entrepreneurs to turn scientific insights into new companies with breakthrough potential.

Jeff joined Flagship from MilliporeSigma, the life science division of Merck KGaA, where he was most recently a commercial leader in bioprocessing, and was previously the Global Head of Life Science Strategy. Before MilliporeSigma, he was at McKinsey & Company, where he worked with biotech, pharmaceutical, and life science companies on strategic business development, operational, R&D, and commercial initiatives. Prior to McKinsey, he was at Novartis R&D and contributed to the discovery and development of several marketed drugs including Odomzo, Kisqali, and Piqraq. He is also the inventor of several commercialized inventions in medical imaging.

Jeff was awarded his Ph.D. from University of Illinois at Urbana-Champaign, under Professor Paul Lauterbur (2003 Nobel Laureate) and his M.B.A. from Boston University.