UI researchers and scholars now have full text (PDF) access to over 1 million titles in the ProQuest Dissertations and Theses database. This database also includes 2.4 million dissertation and theses citations from around the world from 1861 to the present day. Additionally, you have access to the full-text coverage of CIC and UI dissertations and theses.  http://guides.lib.uiowa.edu/dissertations

You can find further details at ProQuest’s site:  http://www.proquest.com/en-US/catalogs/databases/detail/pqdt.shtml.