One of the main tenets of ICPSR's mission is to provide open and equitable access to all users. If you are having any problems accessing information on the ICPSR website, or if you have suggestions for improving our accessibility, email us at


ICPSR web pages comply with the U.S. Government's Section 508 Standards for web-based intranet and internet information and applications, and with the Web Content Accessibility Guidelines 2.0, level AA. View our Voluntary Product Accessibility Template (pdf 1.3MB).

This site was built using html5 and cascading style sheets (CSS). If your browsing device does not support CSS at all, or if you have them turned off, the content of each page is still readable.

Our help videos and webinars are hosted on YouTube, and captions are provided.


A complete list of acronyms used on this website is available.

Viewers and Plugins