- Early American agricultural economy
- poverty in eighteenth-century urban America
- Atlantic cultures in the early modern period.
E.G. Nellis; C.Historical Association. Shaping the New World: African slavery in the Americas, 1500-1888. North York, Ontario, Canada: University of Toronto Press, 2013.
E.G. Nellis. An empire of regions: a brief history of colonial British America. Toronto: University of Toronto Press, 2010.
E.G. Nellis. The long road to change: America's revolution, 1750-1820. Peterborough, Ont: University of Toronto Press Higher Education, 2007.
E.G. Nellis; A.Decker Cecere. The Eighteenth Century Records of the Boston Overseeers of the Poor. Charlottesville: University of Virginia Press, 2001.
E. G. Nellis, “Labor and Community in Massachusetts Bay: 1630-1660”, Labor History, vol. 18, pp. 525-544, 1977.
Work in Progress
Besides a monograph in press at the University of Virginia Press, he is completing a survey text on revolutionary America for Broadview Press. Editor: Boston Almshouse Records for the Colonial Society of Massachusetts