A History of Psychology: Ideas and Context, Fourth Edition, is a comprehensive history of psychology tracing psychological thought from antiquity through early twenty-first century developments.The opening chapters present the reader with a dynamic framework for exploring psychology in the context of historiography and philosophical issues. The text provides in-depth coverage to the intellectual trends that preceded the formal founding of psychology in the late 1870s, coupled with an analysis of the major systems of thought and the key developments in the history of basic and applied psychology. The final chapter focuses on major trends in psychology from the latter half of the twentieth century to the early twentieth-first century.