Daniel Barnard Hagar was the Principal of the Salem Normal School from 1865-1896. Hagar, the third principal of Salem Normal School, was born in Newton Lower Falls, Massachusetts, on April 22, 1820. Hagar was graduated from Union College in 1843 as valedictorian of his class and as a member of Phi Beta Kappa. Prior to his appointment to Salem Normal, Hagar was principal of Canajoharie Academy, superintendent of schools in New York state, principal of Norwich Academy, and headmaster of Eliot High School in Jamaica Plain. He also served as president of the Massachusetts Teachers Association, and co-founded the National Teachers Association, which became the National Education Association while he was president of the organization. Many change...