Book excerpt: Psychology is full of agreements and disagreements! Here Richard Gross pairs up 30 studies to show you how the classic theories in Psychology are constantly revisited by modern researchers. In a new focus for this 6th edition, the emphasis is on how these classic and contemporary studies relate. From the differences and similarities between them you'll understand not just the studies themselves, but develop the study skills you need to write about Psychology in exams and essays. The aim is to help you understand how specific research and issues fit into the science of Psychology as a whole, and where that science is going. Key Studies in Psychology 6th Edition is a life-saver in the sea of Psychological research - grab onto it!