Scientists know that art has a profound impact on the activity of the human brain. Exactly what that activity signifies, and what it says about art or about humans, is an open question, however, and an entire field of study has developed to seek such answers. “Neuroaestheticians… imagine that, over time, these kinds of studies will become more and more precise: They hope to get ever-finer detail about what happens in the brain in an ever-growing range of aesthetic situations.”