How to Look at and Understand Great Art Lectures Episode 35 Postmodernism—Focus on the Viewer ( Air Date 2011-01-01 ) Genre Documentary category. Overview "In the 1960s, Pop art, Op art, and minimalism brought yet another far-reaching redefinition of art. Learn to recognize these three distinct postmodern visions, and see how they shared a common rejection of the traditional focus on the artist, aiming instead to create works that exist only for the viewer's interpretation.".