The lavishly illustrated Regarding Beauty surveys late twentieth-century Western art to address why the timeless notion of beauty has recently been so hotly contested and, in the 1980s and 1990s in particular, so highly politicized. Are there accepted standards of beauty, or does beauty exist solely in the mind? Is beauty eternal, or a fleeting experience subject to changing fashion and tastes? Can one find beauty in ugliness? Hirshhorn Museum curators...