Which philosophical movement that developed in the late 1820s and 1830s is Frederic Henry Hedge part of 
Frederic Henry Hedge: Frederic Henry Hedge (December 12, 1805 – August 21, 1890) was a New England Unitarian minister and Transcendentalist. Transcendentalism: Transcendentalism is a philosophical movement that developed in the late 1820s and 1830s in the eastern United States.
Transcendentalism