The IESBS (2002) is the largest reference work on the social and behavioral sciences ever published -- over 4,000 signed articles in 26 printed volumes.

Covers scholarship and fields that have emerged and matured since the publication of the original international edition. Highlights the expanding influence of economics in social science research and features new articles and biographies contributed by scholars from around the world on a wide array of global topics in the social sciences. Acquisition was made possible by the McCrum Palmer Book Fund.

Two-volume set (2008) includes about 500 signed entries which cover "the major theories, research, people, and issues in contemporary gender studies," providing "a cross-national/cross-cultural perspective that provides comparative analyses of the life experiences of men and women around the world."

Five-volume set, published in 2006, contains about 1,000 signed entries that "focus on topics in physical/biological anthropology, archaeology, cultural/social anthropology, linguistics, and applied anthropology. Also included are relevant articles on geology, paleontology, biology, evolution, sociology, psychology, philosophy, and theology." You may preview a list of entries.

Second edition (2009) combines anthropological theory and ethnography, including 275 substantial entries, over 300 short biographies of important figures in anthropology, and nearly 600 glossary items, all alphabetically arranged.