Ironic process theory
Also known as: Ironic rebound, White bear problem
Trying hard not to think or do something makes it more likely to intrude.
What it means
Ironic process theory explains why deliberate attempts at mental control can produce precisely the state one was trying to avoid. Wegner proposed two systems: an effortful operating process that pursues the desired state by seeking distractors, and an automatic monitoring process that scans for signs of failure — for the very thought to be suppressed. Under cognitive load or stress, the effortful operator falters while the automatic monitor keeps surfacing the unwanted content, so suppression backfires and the thought rebounds. The theory accounts for the difficulty of not thinking of a white bear, intrusive thoughts in anxiety, performance choking, and the failure of pure willpower in self-control. It implies that acceptance and environmental control often beat direct suppression as regulation strategies.
Examples
Told not to think about a white bear, people think about it constantly — and even more once they stop trying to suppress it.
Lying awake, the harder you try to stop thinking and fall asleep, the more you check whether you are asleep yet — and the checking is what keeps you up.
A golfer telling himself 'whatever you do, don't put it in the water' watches the ball arc straight into the pond, and does it most reliably under tournament pressure.
First described in Daniel Wegner (1987, 1994).