Paul Spector's Industrial and Organizational Psychology: Research and Practice provides students with an understanding of the whole field of I/O psychology by balancing its treatment of both practice and research. The author establishes connections between concepts, both within and across various chapters, making important concepts and findings from the field more understandable.

The Fourth Edition builds on the success of its prior three editions, adding new material and new topics, with more than 125 new references. The text continues to focus on providing a clear, understandable, up-to-date text that covers the core material of the field while including the most cutting-edge topics, including technology, internationalization, skilled labor shortages, and occupational health psychology.