Attributions are beliefs we develop to explain human behaviors and characteristics, as well as situations. We can explain behaviors in many ways, but social psychologists often compare explanations based on traits or personality characteristics (dispositional attributions) to explanations based on external situations (situational attributions). But as we seek to explain events and behaviors, we tend to make predictable errors, making the wrong assumption about why someone is behaving in a certain way. Let’s look at four of the most common types of errors in attribution.