i10 Productivity
Rankings
United Nations University 229 Scientists i10 Productivity Rankings - 2025
Track ongoing research productivity with the 2025 i10 Index Productivity Rankings.
By counting the number of publications with at least 10 citations, the i10 index highlights steady scholarly output and publishing consistency. These rankings offer insight into researchers’ contribution frequency, beyond cumulative impact. The system is regularly refreshed to reflect current performance trends, enabling up-to-date comparisons across fields, institutions, and regions. Premium access includes productivity heatmaps, time-based output trends, and in-depth author benchmarks.
* Total i10 IndexRankings
Ranking Based On Selection: 1
Economics
Labor Economics
Population Economics
Migratio
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
320
153
0.478
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* Total i10 IndexRankings
Ranking Based On Selection: 2
Computer Science
Software Engineerin
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
243
153
0.630
* Total i10 IndexRankings
Ranking Based On Selection: 3
Sustainability Research
Digital Transformations
Global Governance
Climate Politic
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
159
41
0.258
* Total i10 IndexRankings
Ranking Based On Selection: 4
Unconventional water resources
water recycling and reuse
water quality and environmental health
water security
land degrada
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
136
107
0.787
* Total i10 IndexRankings
Ranking Based On Selection: 5
Water
hydrology
floods
droughts
environmental flow
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
120
91
0.758
* Total i10 IndexRankings
Ranking Based On Selection: 6
Oil and gas
Mining
Extractives
Aid
Povert
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
112
45
0.402
* Total i10 IndexRankings
Ranking Based On Selection: 7
Decision Support Systems
Crisis Response and Management
Policy Analysi
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
90
38
0.422
* Total i10 IndexRankings
Ranking Based On Selection: 8
Professor of Environmental Healt
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
75
57
0.760
* Total i10 IndexRankings
Ranking Based On Selection: 9
Hydrology
Climate Change and Impacts
Urban Water
Disaster Risk Reduction
Numerical Modelin
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
73
43
0.589
* Total i10 IndexRankings
Ranking Based On Selection: 10
Economic Development
International Economic
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
72
54
0.750
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* Total i10 IndexRankings
Ranking Based On Selection: 11
Development Economics
Social Protection
Poverty
Inequality
Political Econom
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
64
43
0.672
* Total i10 IndexRankings
Ranking Based On Selection: 12
Disaster risk reduction and adptation
risk tipping points
ecosystem loss and dameg
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
62
57
0.919
* Total i10 IndexRankings
Ranking Based On Selection: 13
Human Mobility
Climate Mobility
Environmental Migration
Displacement
Loss and Damag
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
57
52
0.912
* Total i10 IndexRankings
Ranking Based On Selection: 14
Development Economics
Labour markets
Foreign Aid
Education
Mozambiqu
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
54
39
0.722
* Total i10 IndexRankings
Ranking Based On Selection: 15
E-waste
Sustainable Production
Consumption and Disposal
Technology Transfer
Environmental Policie
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
46
39
0.848
* Total i10 IndexRankings
Ranking Based On Selection: 16
vulnerability
systemic risk
risk management
adaptation
hydrological extreme
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
43
41
0.953
* Total i10 IndexRankings
Ranking Based On Selection: 17
Inequality
Political Economics
Development Economic
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
42
30
0.714
* Total i10 IndexRankings
Ranking Based On Selection: 18
sustainability
waste management
circular economy
geotechnical engineerin
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
38
34
0.895
* Total i10 IndexRankings
Ranking Based On Selection: 19
firm growth innovation entrepreneurship employment empowerment developing countrie
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
38
27
0.711
* Total i10 IndexRankings
Ranking Based On Selection: 20
innovatio
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
38
18
0.474
* Total i10 IndexRankings
Ranking Based On Selection: 21
Natural resources management
poverty analysis
capacity building
agricultural economic
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
33
18
0.545
* Total i10 IndexRankings
Ranking Based On Selection: 22
ewaste management
sustainable developmen
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
32
17
0.531
* Total i10 IndexRankings
Ranking Based On Selection: 23
Industrialization
Technology and Innovatio
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
32
16
0.500
* Total i10 IndexRankings
Ranking Based On Selection: 24
eGoverment
governance
inter-governmental cooperation
eServices
eParticipatio
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
31
18
0.581
* Total i10 IndexRankings
Ranking Based On Selection: 25
Remote Sensing/GIS
Environment
Water Resources
Agriculture
Climate Chang
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
30
29
0.967
Klaus F Zimmermann
United Nations University
Tokyo, Japan
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
320
153
0.478
Economics
Labor Economics
Population Economics
Migratio
Zhiming Liu
United Nations University
Tokyo, Japan
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
243
153
0.630
Computer Science
Software Engineerin
Dirk Messner
United Nations University
Tokyo, Japan
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
159
41
0.258
Sustainability Research
Digital Transformations
Global Governance
Climate Politic
Manzoor Qadir
United Nations University
Tokyo, Japan
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
136
107
0.787
Unconventional water resources
water recycling and reuse
water quality and environmental health
water security
land degrada
Vladimir Smakhtin
United Nations University
Tokyo, Japan
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
120
91
0.758
Water
hydrology
floods
droughts
environmental flow
Tony Addison
United Nations University
Tokyo, Japan
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
112
45
0.402
Oil and gas
Mining
Extractives
Aid
Povert
Bartel Van De Walle
United Nations University
Tokyo, Japan
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
90
38
0.422
Decision Support Systems
Crisis Response and Management
Policy Analysi
Jamal Hisham Hashim
United Nations University
Tokyo, Japan
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
75
57
0.760
Srikantha Herath
United Nations University
Tokyo, Japan
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
73
43
0.589
Hydrology
Climate Change and Impacts
Urban Water
Disaster Risk Reduction
Numerical Modelin
Foster Mcgregor Neil
United Nations University
Tokyo, Japan
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
72
54
0.750
Economic Development
International Economic
Smart Institutional Plan
Powerful Insights + Smart Membership = Institutional Success
Unlock 360° Real-Time Institutional Analysis to identify your institution’s strengths and areas for improvement.
Miguel Niño Zarazúa
United Nations University
Tokyo, Japan
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
64
43
0.672
Development Economics
Social Protection
Poverty
Inequality
Political Econom
Zita Sebesvari
United Nations University
Tokyo, Japan
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
62
57
0.919
Disaster risk reduction and adptation
risk tipping points
ecosystem loss and dameg
Kees Van Der Geest
United Nations University
Tokyo, Japan
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
57
52
0.912
Human Mobility
Climate Mobility
Environmental Migration
Displacement
Loss and Damag
Sam Jones
United Nations University
Tokyo, Japan
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
54
39
0.722
Development Economics
Labour markets
Foreign Aid
Education
Mozambiqu
Ruediger Kuehr
United Nations University
Tokyo, Japan
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
46
39
0.848
E-waste
Sustainable Production
Consumption and Disposal
Technology Transfer
Environmental Policie
Michael Enlocher
United Nations University
Tokyo, Japan
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
43
41
0.953
vulnerability
systemic risk
risk management
adaptation
hydrological extreme
Bruno Martorano
United Nations University
Tokyo, Japan
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
42
30
0.714
Inequality
Political Economics
Development Economic
Hiroshan Hettiarachchi
United Nations University
Tokyo, Japan
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
38
34
0.895
sustainability
waste management
circular economy
geotechnical engineerin
Micheline Goedhuys
United Nations University
Tokyo, Japan
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
38
27
0.711
firm growth innovation entrepreneurship employment empowerment developing countrie
Fred Gault
United Nations University
Tokyo, Japan
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
38
18
0.474
Elias Ayuk
United Nations University
Tokyo, Japan
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
33
18
0.545
Natural resources management
poverty analysis
capacity building
agricultural economic
Federico Magalini
United Nations University
Tokyo, Japan
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
32
17
0.531
Ludovico Alcorta
United Nations University
Tokyo, Japan
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
32
16
0.500
Morten Meyerhoff Nielsen
United Nations University
Tokyo, Japan
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
31
18
0.581
eGoverment
governance
inter-governmental cooperation
eServices
eParticipatio
Gerald Forkuor
United Nations University
Tokyo, Japan
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
30
29
0.967
Remote Sensing/GIS
Environment
Water Resources
Agriculture
Climate Chang