Career
Stone was born in Jay County, Indiana. He was admitted to Valparaiso University at the age of fifteen. He earned an undergraduate degree from Valparaiso, a master"s degree from Indiana University and a Doctor of Philosophy from the University of Minnesota.
He served as a school principal and superintendent between 1910 and 1914.
He also served in World War I.
Stone was a professor at Stanford University after a stint at the University of Minnesota. He was on the Stanford faculty with Lewis Terman.
His work focused largely on comparative psychology and physiological psychology.