"Non-representational painting was one of the most radical artistic innovations of the twentieth century. Abstract painting was created independently by three great pioneers - the experimental innovators Kandinsky and Mondrian, and the conceptual Malevich - virtually simultaneously, in the years...

Psychologists have not considered wisdom and creativity to be closely associated. This reflects their failure to recognize that creativity is not exclusively the result of bold discoveries by young conceptual innovators. Important advances can equally be made by older, experimental innovators....