Interloper effect – the tendency to value third party consultation as objective, confirming, and without motive. Also consultation paradox, the conclusion that solutions proposed by existing personnel within an organization are less likely to receive support than from those recruited for that purpose.

Irrational escalation – the phenomenon where people justify increased investment in a decision, based on the cumulative prior investment, despite new evidence suggesting that the decision was probably wrong.

Just-world phenomenon - the tendency to rationalize an inexplicable injustice by searching for things that the victim might have done to deserve it.

Loss aversion – the disutility of giving up an object is greater than the utility associated with acquiring it. (see also sunk cost effects and Endowment effect).

Mere exposure effect – the tendency to express undue liking for things merely because of familiarity with them.

Bandwagon effect – the tendency to do (or believe) things because many other people do (or believe) the same. Related to groupthink and herd behavior.

Base rate fallacy – the tendency to ignore available statistical data in favor of particulars.

Bias blind spot – the tendency not to compensate for one's own cognitive biases.

Choice-supportive bias – the tendency to remember one's choices as better than they actually were.