Explains the key terms for anyone studying in school, college or those working in the psychology sector. Each entry begins with a clear definition and is followed by explanation that contextualises the concept and applies it to the real world. From 'aggression 'to 'perception Collins Key Concepts provides a clear definition, in-depth description and real world example for the essential terms in psychology, making the most complicated of concepts easy to understand. This is an invaluable reference for students across all psychology courses, helping familiarise them with the language of the field. Perfect for new students as terms and concepts are clearly explained, helping students new to psychology gain a thorough understanding quickly. A great companion book throughout the course giving the more advanced student full explanations of important and challenging concepts, helping them tackle course assignments with confidence.