Intuitively, we know that the personalities of our boss and the people we work with affect us. Some colleagues feel instantly familiar, while others seem fundamentally different from us. Research ...

The term “personality” has been defined in different ways, but here we will define it to mean the study of individual differences. Why do people differ from one another? Why do people behave ...

The biological perspective in psychology looks at how the brain, immune system, nervous system, and genetics explain behavior. Natural selection affects which behavior patterns are passed to future ...