what is abstract expressionism and who were its major proponents
Abstract expressionism is a postâ World War II art movement in American painting, developed in New York in the 1940s.It was the first specifically American movement to achieve international influence and put New York City at the center of the western art world, a role formerly filled by Paris.ne of the most vocal critics of abstract expressionism at the time was New York Times art critic John Canaday. Meyer Schapiro and Leo Steinberg along with Clement Greenberg and Harold Rosenberg were important art historians of the post-war era who voiced support for abstract expressionism.