How to Look at and Understand Great Art Lectures Episode 16 Subject Matters ( Air Date 2011-01-01 ) Genre Documentary category. Overview "Focusing on masterworks by Van Eyck and Rubens, define three levels of iconography (subject matter). Also study the academic codifying and ranking of subject matter in art, probing subject and deeper meaning in a variety of religious and history paintings, still lifes, landscapes, portraits, and genre works.".