On Mar. 23 2020, The Priestley Medal was awarded to JoAnne Stubbe by the American Chemical Society “to recognize distinguished services to chemistry,” the American Chemical Society’s most prestigious award.

Stubbe, Professor Emerita at the Massachusetts Institute of Technology (MIT), Stubbe, was honored for “pioneering studies of enzymatic radical chemistry, long-range proton-coupled electron transfer, DNA cleavage by anti-cancer drugs, enzymatic formation of polyesters, and purine biosynthesis.”