Think Tank Alert

Last update: 01 April 2026

For methodical details, click here.

Rank Think Tank Country TTA Score Interlinkages Scientific Citations
Recent Other 2-Year Mean Citedness H-Index
1 tiny icon of brookings Brookings United States 127.10 79.50 23.30 4.50 19.80
2 tiny icon of csis CSIS (Center for Strategic and International Studies) United States 116.40 88.00 20.10 3.00 5.30
3 tiny icon of cfr CFR (Council on Foreign Relations) United States 110.90 78.00 19.90 6.80 6.20
4 tiny icon of atlanticcouncil Atlantic Council United States 104.30 79.50 20.40 2.30 2.10
5 tiny icon of ceip Carnegie Endowment for International Peace United States 92.50 65.00 22.10 1.40 4.00
6 tiny icon of wilson Wilson Center United States 92.20 51.00 13.50 4.30 23.40
7 tiny icon of iiss IISS (International Institute for Strategic Studies) UK 63.70 45.00 16.00 0.20 2.50
8 tiny icon of rusi RUSI UK 54.20 38.00 11.90 1.60 2.70
9 tiny icon of cepr CEPR (Center for Economic and Policy Research) United States 45.20 NA 9.80 6.90 28.50
10 tiny icon of heritage Heritage Foundation United States 43.50 26.50 10.40 0.90 5.70
11 tiny icon of sipri SIPRI (Stockholm International Peace Research Institute) Sweden 36.10 12.00 17.80 3.30 3.00
12 tiny icon of lowy Lowy Institute Australia 34.10 17.00 15.40 0.00 1.70
13 tiny icon of cgd Center for Global Development United States 33.70 NA 10.60 4.70 18.40
14 tiny icon of piie PIIE United States 33.50 NA 14.60 5.60 13.30
15 tiny icon of hoover Hoover Institution United States 31.30 NA 9.70 3.50 18.10
16 tiny icon of chatham Chatham House UK 28.70 NA 20.20 1.70 6.80
17 tiny icon of ifwkiel IfW Kiel Germany 28.30 NA 12.70 3.20 12.40
18 tiny icon of rand RAND Corporation United States 26.50 0.00 17.80 1.70 7.00
19 tiny icon of orf ORF (Observer Research Foundation) India 26.40 10.50 12.70 0.90 2.30
20 tiny icon of cato Cato Institute United States 25.70 12.50 8.40 0.60 4.20
21 tiny icon of dgap DGAP (German Council on Foreign Relations) Germany 25.10 14.00 6.10 2.10 2.90
22 tiny icon of aei American Enterprise Institute United States 23.00 NA 12.00 2.20 8.80
23 tiny icon of swp SWP (Stiftung Wissenschaft und Politik) Germany 22.50 NA 14.10 2.40 6.00
24 tiny icon of icg International Crisis Group Belgium 22.10 NA 19.10 0.50 2.50
25 tiny icon of issafrica ISS Africa (Institute for Security Studies) South Africa 21.90 5.50 10.10 3.90 2.40
26 tiny icon of bruegel Bruegel Belgium 21.80 0.00 11.60 3.50 6.70
27 tiny icon of urban Urban Institute United States 21.20 NA 4.20 2.20 14.80
28 tiny icon of ifri Ifri (Institut français des relations internationales) France 21.00 9.00 8.80 0.40 2.80
29 tiny icon of ecfr ECFR Germany 20.30 NA 20.30 NA NA
30 tiny icon of hudson Hudson Institute United States 20.30 NA 11.20 0.20 8.90
31 tiny icon of aiia AIIA (Australian Institute of International Affairs) Australia 19.80 17.50 2.30 NA NA
32 tiny icon of merics MERICS Germany 19.30 NA 14.10 1.00 4.20
33 tiny icon of mei Middle East Institute United States 18.70 NA 14.50 0.90 3.30
34 tiny icon of stimson Stimson Center United States 17.20 NA 13.90 1.30 2.00
35 tiny icon of jamestown Jamestown Foundation United States 17.10 NA 17.10 NA NA
36 tiny icon of cnas Center for Naval Analyses United States 16.80 NA 9.60 1.90 5.30
37 tiny icon of winep Washington Institute for Near East Policy United States 16.70 NA 15.10 0.10 1.50
38 tiny icon of diis DIIS (Danish Institute for International Studies) Denmark 16.40 5.00 1.30 2.40 7.70
39 tiny icon of iisd IISD (International Institute for Sustainable Development) Canada 16.40 NA 7.80 3.00 5.60
40 tiny icon of ispi ISPI (Istituto per gli Studi di Politica Internazionale) Italy 16.10 NA 12.50 2.00 1.60
41 tiny icon of gmf German Marshall Fund United States 15.90 0.00 12.30 1.80 1.80
42 tiny icon of ceps CEPS (Centre for European Policy Studies) Belgium 15.60 NA 5.70 2.70 7.20
43 tiny icon of mpi Migration Policy Institute United States 14.90 NA 8.80 2.40 3.70
44 tiny icon of iseas ISEAS – Yusof Ishak Institute Singapore 14.40 NA 10.10 0.70 3.60
45 tiny icon of nupi NUPI (Norwegian Institute of International Affairs) Norway 14.00 0.50 2.00 3.30 8.20
46 tiny icon of newamerica New America United States 14.00 NA 8.20 1.70 4.10
47 tiny icon of cepa CEPA (Center for European Policy Analysis) United States 13.60 NA 12.80 0.00 0.80
48 tiny icon of cidob CIDOB (Barcelona Centre for International Affairs) Spain 13.30 0.50 3.00 1.50 8.30
49 tiny icon of pcns PCNS (Policy Center for the New South) Morocco 13.30 5.50 3.80 3.10 0.90
50 tiny icon of isw Institute for the Study of War United States 13.10 NA 13.10 NA NA
51 tiny icon of belfer Belfer Center United States 13.00 NA 13.00 NA NA
52 tiny icon of iai IAI (Istituto Affari Internazionali) Italy 12.70 2.50 6.00 1.40 2.80
53 tiny icon of fpri Foreign Policy Research Institute United States 12.70 NA 12.70 NA NA
54 tiny icon of kas Konrad Adenauer Foundation Germany 12.30 0.00 6.10 1.10 5.10
55 tiny icon of rsis RSIS (S. Rajaratnam School of International Studies) Singapore 12.30 8.00 4.30 NA NA
56 tiny icon of clingendael Clingendael Netherlands 12.10 0.00 9.10 0.10 2.90
57 tiny icon of cnas Center for a New American Security United States 11.90 NA 10.90 0.00 1.00
58 tiny icon of africacenter Africa Center United States 11.60 NA 11.60 NA NA
59 tiny icon of usni U.S. Naval Institute United States 11.40 NA 11.40 NA NA
60 tiny icon of nbr National Bureau of Asian Research United States 11.00 NA 10.20 0.30 0.50
61 tiny icon of fdd Foundation for Defense of Democracies United States 10.00 NA 10.00 NA NA
62 tiny icon of bpc Bipartisan Policy Center United States 9.10 NA 5.10 2.20 1.80
63 tiny icon of aspi ASPI (Australian Strategic Policy Institute) Australia 8.50 NA 8.50 NA NA
64 tiny icon of saiia SAIIA (South African Institute of International Affairs) South Africa 8.20 3.50 1.80 0.30 2.60
65 tiny icon of idsa IDSA (Manohar Parrikar Institute for Defence Studies and Analyses) India 8.20 2.00 3.40 0.40 2.40
66 tiny icon of iri International Republican Institute United States 8.10 NA 8.10 NA NA
67 tiny icon of osw OSW (Centre for Eastern Studies) Poland 8.10 NA 8.10 NA NA
68 tiny icon of itif ITIF (Information Technology and Innovation Foundation) United States 8.10 NA 8.10 NA NA
69 tiny icon of arabcenter Arab Center DC United States 7.20 NA 7.20 NA NA
70 tiny icon of eai East Asia Institute Korea 6.50 0.00 1.70 0.80 4.00
71 tiny icon of tax Tax Foundation United States 6.40 NA 6.40 NA NA
72 tiny icon of acet ACET (African Center for Economic Transformation) Ghana 6.10 1.00 0.60 3.10 1.40
73 tiny icon of cpi Climate Policy Initiative United States 6.00 NA 6.00 NA NA
74 tiny icon of crfb Committee for a Responsible Federal Budget United States 4.80 NA 4.80 NA NA
75 tiny icon of oiip OIIP (Austrian Institute for International Affairs) Austria 4.70 1.00 0.00 1.90 1.80
76 tiny icon of tpc Tax Policy Center United States 4.10 NA 4.10 NA NA
77 tiny icon of kiep KIEP (Korea Institute for International Economic Policy) Korea 3.90 0.00 0.40 0.50 3.00
78 tiny icon of jiia JIIA (Japan Institute of International Affairs) Japan 3.20 0.00 1.40 1.00 0.80
79 tiny icon of aljazeera Al Jazeera Centre for Studies Qatar 1.90 1.00 0.90 NA NA
80 tiny icon of ciis CIIS (China Institute of International Studies) China 1.10 0.00 1.10 NA NA
81 tiny icon of aircenter AIR Center Azerbaijan 0.10 0.00 0.10 NA NA
82 tiny icon of siia SIIA (Singapore Institute of International Affairs) Singapore 0.00 0.00 0.00 NA NA