Who hasn't experienced a pang of lust or longing at a photo of a male model? Whether a hundred times life size on a billboard or romping through the pages of a glossy magazine in his Calvins, Tommys or Ralphs, the male model is the gold standard for masculine beauty. The characters in these stories run the gamut, from the billboard-gracing Aiden in Cynthia Hamilton's Big Picture, to life models in drawing classes, to runway models, to ordinary...