Book excerpt: "Twenty-seven contributors--artists, cultural professionals, scholars, a journalist, grantmakers--were asked this question: 'Are the arts essential?' In response, they offer deep and challenging answers applying the lenses of the arts, and those of the sciences, the humanities, public policy, and philanthropy. Playing so many parts, situated in so many places, these writers illustrate the ubiquity of the arts and culture in the United States. They draw from the performing arts and the visual arts, from poetry and literature, and from culture in our everyday lived experiences. The arts, they remind readers, are everywhere, and--in one way and another--touch everyone"--