Mary Lou Guerinot

Mary Lou Guerinot is an American biologist who works as Ronald and Deborah Harris Professor in the Sciences at Dartmouth College. Her research concerns the cellular uptake and regulation of metal ions.

Guerinot graduated from Cornell University in 1975, and earned her Ph.D. in 1979 from Dalhousie University under the supervision of David G. Patriquin. After postdoctoral research at the University of Maryland and Michigan State University, she joined the Dartmouth faculty in 1985. She became the Harris Professor in 2005.

She became a fellow of the American Association for the Advancement of Science in 2007, and of the American Society of Plant Biologists in 2009.

In 2016 she was elected to the National Academy of Sciences.