Guns, Grenades, and Grunts: First-Person Shooter Games, the first genre study of first-person videogames, concludes with an essay by Loyola University New Orleans assistant professor Timothy Welsh, Ph.D. His essay, "Face to Face: Humanizing the Digital Display in Call of Duty: Modern Warfare 2," discusses how the conventions of first-person videogames ascribe emotional significance to non-playable, virtual characters.