When I look at Peter Hujar’s portrait of poet Allen Ginsburg, taken on December 18, 1974, it’s strikingly nonchalant. Ginsberg is standing on the sidewalk, one hand in pocket and the other looped through the straps of a bag draped on his shoulder. He’s looking right down the barrel of the lens with an “okay, you’re taking my picture” expression on his face. Ginsberg is perhaps the most recognizable name to come out of the beat generation of poets but he looks like he could be anybody––he could be your buddy Carl. It was taken for the New York Times but certainly doesn’t have the gloss and sophistication of celebrity portraits we see in major publications today. The austere street beside him is on the Lower East Side, a neighborhood now flooded with tourists, boutiques, and banality. Just as Hujar’s photo is indicative of an...