The deterioration of decision quality that occurs after a prolonged period of decision-making. As cognitive resources deplete, individuals default to status-quo choices, impulsive actions, or outright avoidance.
Research by Roy Baumeister demonstrated that willpower and decision-making draw from the same finite mental reservoir, meaning the tenth decision of the day is measurably worse than the first. In decision intelligence, offloading analytical heavy-lifting to structured AI debate preserves executive cognitive capacity for the judgment calls that truly require human intuition.