Bill Gladwell 12/6/21 Bill Gladwell 12/6/21

The Dunning–Kruger Effect

The Dunning-Kruger effect is in operation when humans with minimal skill, limited knowledge, or inadequate competence grossly overestimate their ability.

Bill Gladwell 11/22/21 Bill Gladwell 11/22/21

Selective Perception

Selective perception describes how humans tend to perceive some experiences while ignoring others based on their unique frame of reference.

Bill Gladwell 11/15/21 Bill Gladwell 11/15/21

Confirmation Bias

Confirmation bias is the tendency for humans to interpret new evidence as confirmation of one's existing beliefs or theories.

Bill Gladwell 11/8/21 Bill Gladwell 11/8/21

The Semmelweis Reflex

The Semmelweis Reflex is the tendency for humans to reject new evidence or knowledge because it differs from established norms, beliefs, or standards — despite adequate proof.

Bill Gladwell 11/1/21 Bill Gladwell 11/1/21

The Barnum Effect

The Barnum Effect is in play when humans believe that personality descriptions apply specifically to them.

Bill Gladwell 10/25/21 Bill Gladwell 10/25/21

Confabulation

Confabulation is a memory error. It happens when there are gaps in a human's memory, and those gaps are filled with manufactured, misinterpreted, and distorted information.