Need for self-esteem

Actor-observer bias

“Everyone is responsible for their own behaviour… Except me!”

Blind spot bias

“Other people are more biased than I. "

Dunning-Kruger effect

"The less I am qualified, the more I overestimate my competence. The more I am qualified, the more I underestimate my competence."

Effort justification bias

“I evaluate an outcome relative to the amount of effort it took to achieve it.”

Illusion of control

"It is not luck, I did it."

Illusion of knowledge

"I am under the impression that I know and understand more than what I really know and understand."

In-group bias

"My group is better than yours."

Self-serving bias

"If I succeed, it is my doing, but if I fail, it is not my fault."

Social desirability bias

"To look good to these people, I'm going to say what they want to hear instead of what I really think."