James McGann at the University of Pennsylvania ranks public policy organizations each year. The report organizes ranking by the world and by region in addition to a ranking by area of research. Good for identifying new think tanks as sources of research and analysis.
Provides online access to abstracts and full-text articles on public policy research and analysis from think tanks, university research programs, research organizations and publishers.Covers a wide range of topics from international trade to health care reform, from telecommunications regulation to terrorism. Coverage varies.
Offers a customized search of all websites of NGOs affiliated with the UN Economic and Social Council, the University of Minnestoa Human Rights Library, the Duke University NGO Research Guide, and The World Association of Non-Governmental Organizations (WANGO).