The Infection Metaphor

Every age has its signature afflictions. Thus, a bacterial age existed; at the latest, it ended with the discovery of antibiotics. Despite widespread fear of an influenza epidemic, we are not living in a viral age. Thanks to immunological technology, we have already left it behind. From a pathological standpoint, the incipient twenty-first century is determined neither by bacteria nor by viruses, but by neurons. Neurological illnesses such as depression, attention deficit hyperactivity disord...