Carlos Slafter was a Dedham educator from 1847 till 1892. He began his teaching career in Dedham as an instructor at the Second Middle School, later renamed the Dexter School where, during winter breaks from his Dartmouth studies, he taught four consecutive winter terms.
A Dedham school teacher, Sophia Foord, participated in many of the social reform movements of the mid-19th century. In the 1840’s she was secretary of William Lloyd Garrison’s Non Resistance Society, who with Hopedale’s Adin Ballou, was a forerunner in the development of the doctrine of non-violent civil disobedience, profoundly influencing Tolstoy, Gandhi. and Martin Luther King Jr.