Immanuel Kant's "Critique of Judgment", Thierry de Duve argues in the first volume of "Aesthetics at Large", is as relevant to the appreciation of art today as it was to the enjoyment of beautiful nature in 1790. Going against the grain of all aesthe...

Joseph Beuys, Andy Warhol, Yves Klein, and Marcel Duchamp form an unlikely quartet, but they each played a singular role in shaping a new avant-garde for the 1960s and beyond. Each of them staged brash, even shocking, events and produced works that c...