​Ritchie Garrison teaches courses in material culture, decorative arts, and US history. He has authored Landscape and Material Life in Franklin County, Massachusetts, 1771-1860, American Material Culture: The Shape of the Field (coedited with Ann Smart Martin), and After Ratification: Material Life in Delaware, 1789-1820, (coedited with Bernard L. Herman and Barbara McLean Ward), and Two Carpenters: Architecture and Building in Early New England. The latter won the Vernacular Architecture Forum’s 2007 Abbott Lowell Cummings Prize for the best book on North American Vernacular Architecture and the Historic New England 2007 Book Prize. Other research projects include: a study of outbuilding patterns the early Republic, research on the early warehouses and commercial structures in the early port cities of the Atlantic World, the development of center tables in 19th century America, and an edited edition of two Civil War diaries kept by officers in the Massachusetts 54th and 55th Colored Regiments.