Why do we engage with art? To feel something? To learn something? To be enriched? To be challenged? All of the above and more to be sure, but that answer feels incomplete to me. Media is defined as "a means of communication," and media communicates information through "mediums" which includes artistic mediums. At the center of media is communication. And as people who examine media, we engage with the ideas, aesthetics, messages, feelings, etc. that it communicates, and try to make sense of the media itself, and use that media as a basis for understanding the world and each other. Each medium has a particular method of conveying information, which makes it very good at one particular thing, though less good at others. Drawings can capture a personal, subjective image of something we can all see, or represent one's subjective interpretation of an idea. Sculptures can give a more complete, three dimensional view of an aesthetic idea. Music can evoke reactions that...