R. Douglas Fields is a senior investigator at the National Institutes of Health in Bethesda, Maryland. He became head of the Neurocytology and Physiology Unit in 1994 and chief of the Nervous System Development and Plasticity Section in 2001. He is editor in chief of Neuron Glia Biology and the author of Why We Snap: Understanding the Rage Circuit in the Brain.

FEAR ITSELF

Why is everyone so angry? This year's rhetoric is triggering something deep and dangerous in voters’ rage circuits—and neuroscience shows how they’re exploiting our primal fears.