Gain fascinating insights into human behavior with this comprehensive and accessible guide to psychology and its 50 key ideas. How do we think? What do our dreams mean? Why do we see things in different ways? Questions such as these have plagued the world's greatest thinkers throughout history, from Aristotle and Descartes to Freud and Carl Jung. This accessible guide introduces the most crucial quandaries in psychology and how we have tried to answer them. Includes: - Dream analysis - The Bystander effect - Personality - Criminal psychology - Social learning theory Written in plain English, with concise explanations and helpful diagrams, this book it untangles complicated theories and makes sense of abstract psychological concepts. It's perfect for students or anyone wanting a fresh look at this intriguing subject.