 Assistant in the department of English at the University of Orleans in 1970, Jeanne Henriette Louis became professor of American civilization in 1989.In 2001, retiring as professor emeritus.Following her PhD, Jeanne Henriette Louis became interested in peace movements and especially the Religious Society of Friends (Quakers), the Quakers of Nantucket, the neutrality of Acadia during the Franco-British wars, as well as the founding of Pennsylvania by William Penn.