Contrary to what might be expected, having too many options can actually lead to less satisfaction with the choice made.
Humans have a tendency to search for, interpret, favor, and recall information in a way that confirms their preexisting beliefs or hypotheses.
This occurs when a person experiences a real improvement in their condition after receiving a treatment that has no therapeutic effect.
The halo effect is a cognitive bias where our overall impression of a person influences how we feel and think about their character.
This is the discomfort experienced when holding two or more conflicting cognitions (ideas, beliefs, values, or emotional reactions).
The more people who are present during an emergency, the less likely it is that any one person will help.
People tend to develop a preference for things merely because they are familiar with them.