5 Indian think tanks in world's top 150: Survey

Five Indian thinktanks have made it to the list of top 150 worldwide. At rank 50 is Centre for Civil Society (CCS), at 102 is Institute for Defence Studies and Analyses (IDSA), at 107 is The Energy and Resources Institute (TERI) followed by Observer Research Foundation (ORF) at 114 and Development Alternatives (DA) at 140. According to a survey conducted by Think Tanks and Civil Societies Program of University of Pennsylvania, Brookings Institution was ranked the top think tank in the world followed by Chatham House (UK), Carnegie Endowment and International Studies (US), Center for Strategic and International Studies (US) and Stockholm International Peace Research Institute (Sweden).