In January 2012, WU joined HathiTrust, a digital library partnership whose goals is to digitize, preserve, and increase online access to collections. Includes full text access to +3.3 million volumes in public domain.
TheHathiTrust Research Center (HTRC) enables computational access to published works in the public domain and, in the future, on limited terms to works in-copyright from the HathiTrust. The HTRC offers a suite of tools for computational text analysis. For example, Author Search can provide text analysis and visualization of words in a text.