JoAnne Stubbe, Novartis professor of chemistry and biology, has spent most of her career studying enzymes involved in nucleotide metabolism, which is central to the synthesis of DNA and RNA. Professor Stubbe’s success in unraveling the specific steps in enzymatic reactions has had profound impacts on a wide variety of fields; her many honors include the 2008 National Medal of Science. More at MIT News

Read the 2011 citation by the Killian Award Selection Committee

_{Photo: Jason Varney}