Warren graduated Yale University in 1870 and taught at Merrimack and New Bedford, Mass. He was principal at Dover High School before coming to Plymouth Normal School as principal in 1879. Following his Plymouth years he was English master at Lawrenceville (N.J.) Institute and principal of the academy at Albany, N.Y.
from One Hundred Years of Service: Plymouth State College 1871-1971. Norton R. Bagley; and advancement publications.