John Kearsley Mitchell
John Kearsley Mitchell was an American physician and writer, born in Shepherdstown, Virginia. Orphaned at the age of eight, and sent to his late father's family in Scotland at the age of thirteen, Kearsley was educated at Ayr Academy and the University of Edinburgh.
He returned to the United States in 1814, and began studying medicine under Dr. Samuel Powel Griffitts before enrolling at an institution for his medical education. He graduated from the University of Pennsylvania School of Medicine in 1819. Before he went to Philadelphia to practice his profession, he made three voyages to the Far East as ship's surgeon.
In 1826 he became professor of medicine and physiology at the Philadelphia Medical Institute and in 1833 professor of chemistry at the Franklin Institute. In 1827, Mitchell was elected to the American Philosophical Society. From 1841 to 1858, he was professor of the theory and practice of medicine at Jefferson Medical College. Mitchell was a freemason and served as grand master of the Grand Lodge of Pennsylvania in 1858.
He was also the father of American physician and writer Silas Weir Mitchell.