But, Charles Ives was, in some ways, a proto-postmodernist who lived early in the century, which demonstrates that dates cannot be relied upon completely. On the other hand, modernism survives today as late-modernism, with such composers as Pierre Boulez, Milton Babbitt, and Karlheinz Stockhausen. Modern artists include Piet Mondrian, Paul Klee, Juan Miro, Pablo Picasso, William de Kooning, and Mark Rothko. Postmodern artists include Peter Blake, Ron Kitaj, and Robert Longo. Modern science is represented by Einstein's relativity and unified field theories.
Postmodern science includes quantum theory, indeterminacy, and chaos.
The following chart, garnered from various sources with some additions, is meant to contrast modernism with postmodernism, but any such chart is bound to be an oversimplified generalization. Nevertheless, distinctions are necessary and useful. This is offered as such. Essays by deconstructionists are notorious for their incomprehensibility and jargon. For a light-hearted satire of these writings see the computer generated Postmodern essays by Andrew Bulhak.