This highly applied text introduces students to the rich world of research in psychology through compelling examples, student-friendly writing, and frequent opportunities for practice and reflection. Presented with a mixture of conceptual and practical discussions, Methods in Psychological Research, 4e equips students with the tools they need to understand reseach concepts, conduct their own experiments, and present their findings. FYI boxes and Conceptual Exercises are presented throughout with accompanying visual cues to support student learning. In the updated fourth edition, authors Bryan J. Rooney and Annabel Ness Evans have refreshed content on experimental designs and nonexperimental research. Friendly and supportive in tone, this unique presentation of the basics conveys to students the excitement and fun of the research enterprise.