Professor Frances Arnold ForMemRS

Frances Arnold is the Linus Pauling Professor of Chemical Engineering, Bioengineering and Biochemistry at the California Institute of Technology. Arnold received the Nobel Prize in Chemistry (2018) for pioneering directed enzyme evolution methods, which she has used to engineer enzymes for alternative energy, chemicals, and medicine. Arnold received the Charles Stark Draper Prize of the US National Academy of Engineering, the US National Medal of Technology and Innovation from President Obama, and the Millennium Technology Prize. She has been elected to all three US National Academies of Science, Medicine, and Engineering as well as Foreign Member of the Royal Academy of Engineering. She was appointed to the Pontifical Academy of Sciences in 2019.

Arnold is a Director of Illumina and Alphabet, chairs the Advisory Panel of the David and Lucile Packard Foundation Fellowships in Science and Engineering, and is a Trustee of the Gordon Research Conferences. She received her B.S. in Mechanical and Aerospace Engineering from Princeton University and her Ph.D. in Chemical Engineering from the University of California, Berkeley.

Professional position

  • Director, Donna and Benjamin M Rosen Bioengineering Center, California Institute of Technology


  • Nobel Prize in Chemistry

    For the directed evolution of enzymes.

Professor Frances Arnold ForMemRS
Elected 2020