In the practice of psychiatry, we like to think we have better radar than most doctors for identifying incoherent thinking in our fellow humans. Incoherence is one of the crucial signs for potential disasters in the central nervous system-delirium, psychosis, mania, intoxication, stroke, encephalitis. And yet, now in the waning years of my career, I confess that I've practiced this skill of identifying incoherent thinking with only the vaguest definition of coherence, and no measure.
Social foraging strategies illustrate the balance between competition and cooperation, where individuals either produce resources or exploit the efforts of others, navigating ecological and social constraints.