Mary Leonard

Mary Beth Leonard is an American pediatric nephrologist and epidemiologist who is the Arline and Pete Harman professor and chair of the department of pediatrics at the Stanford University School of Medicine.

Life Leonard earned a B.A. in chemistry from Northwestern University in 1984. She completed a M.D. at Stanford University School of Medicine in 1989. In 2014, she joined Stanford University School of Medicine as a profess or pediatrics. From 2015 to 2016, she was the associate dean of maternal and child health research. On July 1, 2016, she was promoted to the Arline and Pete Harman Professor and chair of the department of pediatrics and she became the Adalyn Jay physician-in-chief at the Lucile Packard Children's Hospital. She succeeded Hugh O'Brodovich.