ICPSR acquires, preserves, enhances, and distributes original social science research data for research and instruction. In addition, ICPSR provides resources for training in quantitative analysis methods.
The International Bibliography of the Social
Sciences (IBSS) is an essential online resource for social science and
interdisciplinary research. IBSS includes over two million bibliographic
references to journal articles and to books, reviews and selected
chapters dating back to 1951. It is unique in its broad coverage of
international material and incorporates over 100 languages and
countries. Over 2,800 journals are regularly indexed and some 7,000
books are included each year. Abstracts are provided for half of all
current journal articles and full text availability is continually
The iPOLL Databank is a comprehensive, up-to-date resource for US public opinion poll data.
About the Roper Center Archives
The largest collection of poll data anywhere—1935 to present, all US polling firms, broad topical coverage of opinions and behavior on social issues, politics, pop culture, international affairs, and more. International datasets are available for immediate download, as well.