- Dr. Buffington's research involves several distinct historical fields. He has done extensive work on the history of crime and punishment in modern Mexico and Latin America with a focus on elite attitudes towards the criminality of different social groups. His latest book examines changing notions of masculinity for working-class men in early twentieth-century Mexico City. He has also co-edited A Global History of Sexuality which includes a co-written chapter on the recent history of sex trafficking. He also works on the history of the U.S.-Mexico borderlands and Mexican migration to the United States.