Discovered and identified as the cause of mad cow disease only three decades ago, the prion is a protein molecule that, when misshapen in the brain, becomes fatal. Novel and controversial, prions have provoked a scientific revolution. They challenge...

Barbara Stafford is a pioneering art historian whose research has long helped to bridge the divide between the humanities and cognitive sciences. In "A Field Guide to a New Meta-Field", she marshals a distinguished group of thinkers to forge a ground...