Psychology remains a rapidly evolving field, and the seventh edition reflects these many exciting changes. In addition to consolidation efforts, key section reorganization, and reference updates, the following is a list of some of the major revisions to this edition, organized by chapter. Chapter 1 New prologue on developing a conception of human psychology New section on the scientific character of psychology relative to other disciplines Additional information on the influences of education and therapy on the development of psychology. New case study on the role of education and therapy as seen in the “Wild Boy of Aveyron” New “Focus On” box develops a contrast between themes of Western psychology with Eastern approaches to behavior New Epilogue invites readers to explore the student solution developed at the beginning of the chapter Chapter 2 Additional examples for research methodology Additional information on cross-cultural psychology New case study on ethical decision making in research designs Additional information on qualitative research Additional information on single-subject research designs New Epilogue Chapter 3 Updated information on the relation between evolution and genetics Updated information on the relation between natural selection and behavior Updated information on selection processes as explanations of complex phenomena New section on the role of culture in the acceptance of evolution through natural selection New case study on HIV Updated information on the evolution of humans, especially genetic regulatory processes New “Focus On” section on the origins of life Updated and simplified presentation of genetics New information on the relation of genetics and language Updated discussion of sociology, especially altruism New Prologue and Epilogue on both the power and limitations of natural selection Chapter 4 Updated information on the actions of drugs New case study: Poisoning with botulinum toxin New section on style=": 11pt; : 'Times New Roman'">Psychology remains a rapidly evolving field, and the seventh edition reflects these many exciting changes. In addition to consolidation efforts, key section reorganization, and reference updates, the following is a list of some of the major revisions to this edition, organized by chapter. Chapter 1 New prologue on developing a conception of human psychology New section on the scientific character of psychology relative to other disciplines Additional information on the influences of education and therapy on the development of psychology. New case study on the role of education and therapy as seen in the “Wild Boy of Aveyron” New “Focus On” box develops a contrast between themes of Western psychology with Eastern approaches to behavior New Epilogue invites readers to explore the student solution developed at the beginning of the chapter Chapter 2 Additional examples for research methodology Additional information on cross-cultural psychology New case study on ethical decision making in research designs Additional information on qualitative research Additional information on single-subject research designs New Epilogue Chapter 3 Updated information on the relation between evolution and genetics Updated information on the relation between natural selection and behavior Updated information on selection processes as explanations of complex phenomena New section on the role of culture in the acceptance of evolution through natural selection New case st