Patrick Allitt is Cahoon Family Professor of American History at Emory University, and an Americanist specializing in religious, intellectual, and environmental history. He graduated from Oxford, England in 1977 and earned his Ph.D. in American History in 1986 from the University of California, Berkeley. He was a postdoctoral fellow at Harvard Divinity School (1985-1988) and has been at Emory since 1988. Author of six books, he is also the presenter of six lecture series with The Teaching Company (http://www.teach12.com) on aspects of American and British history. His current research and writing project is a history of the intellectual and political opponents of environmentalism, from the 1960s to the early twenty-first century.