Total 2,393,018 scientists, country 221, and institutions 24,453 are evaluated in the Productivity Rankings, an exclusive service provided by AD Scientific Index. This ranking measures and highlights the scientific productivity of researchers based on the i10 index (number of publications with at least 10 citations). This system identifies highly productive scientists across disciplines, institutions, and regions, contributing to the development of evidence-based academic policies and effective incentive mechanisms. The rankings include global, regional, and institutional analyses, along with specialized rankings such as Scientists' Last 6 Years' i10 Index and Universities' i10 Index Rankings 2025. With Premium Membership, you can:
- Gain full access to detailed comparisons and advanced analytics,
- Objectively evaluate your academic productivity,
- Make strategic, data-driven decisions to enhance performance.
* Total i10 IndexRankings
Ranking Based On Selection: 1
Tropical medicine
HIV/AIDS
research ethics
clinical ethics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
161
101
0.627
* Total i10 IndexRankings
Ranking Based On Selection: 2
Global Mental Health
Health Services Research
Health Disparities
Child & Adolescent MH
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
139
128
0.921
* Total i10 IndexRankings
Ranking Based On Selection: 3
Paediatrics
HIV
Epidemiology
Child Health
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
124
70
0.565
* Total i10 IndexRankings
Ranking Based On Selection: 4
Animal Physiology
Thermoregulation and heat balance
Digestion
Energetics and locomotion
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
120
27
0.225
* Total i10 IndexRankings
Ranking Based On Selection: 5
Poverty
vulnerability
social protection
labour markets
refugees.
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
114
84
0.737
* Total i10 IndexRankings
Ranking Based On Selection: 6
Natural Products Chemistry
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
108
76
0.704
* Total i10 IndexRankings
Ranking Based On Selection: 7
Health Economics
Development Economics
Microeconometrics and Poverty Analysis
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
107
45
0.421
* Total i10 IndexRankings
Ranking Based On Selection: 8
Infectious Disease
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
101
70
0.693
* Total i10 IndexRankings
Ranking Based On Selection: 9
Soil and water
management
Remote sensing and GIS
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
99
57
0.576
* Total i10 IndexRankings
Ranking Based On Selection: 10
Developmental Anatomy and Public Health
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
97
83
0.856
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* Total i10 IndexRankings
Ranking Based On Selection: 11
Clinical trials
basic research in mucosal immunology
virology
infectious diseases
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
97
74
0.763
* Total i10 IndexRankings
Ranking Based On Selection: 12
geology
water
environment
climate change
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
95
78
0.821
* Total i10 IndexRankings
Ranking Based On Selection: 13
Chemistry
Natural Products
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
95
55
0.579
* Total i10 IndexRankings
Ranking Based On Selection: 14
Climate Change and coordination chemistry
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
93
41
0.441
* Total i10 IndexRankings
Ranking Based On Selection: 15
Paediatrics
Respiratory Medicine
Infectious Disease
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
92
60
0.652
* Total i10 IndexRankings
Ranking Based On Selection: 16
Primary Health Care
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
92
35
0.380
* Total i10 IndexRankings
Ranking Based On Selection: 17
Anaesthesia
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
86
51
0.593
* Total i10 IndexRankings
Ranking Based On Selection: 18
Infectious diseases
medical entomology
medical parasitology
vector ecology
epidemiology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
80
64
0.800
* Total i10 IndexRankings
Ranking Based On Selection: 19
Psychiatry and Mental Health
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
80
37
0.463
* Total i10 IndexRankings
Ranking Based On Selection: 20
Soil Ecology
Soil Health
Food Security
Urban Agriculture
Environment
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
78
58
0.744
* Total i10 IndexRankings
Ranking Based On Selection: 21
Plant Nematology
Plant Pathology
Plant Virology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
78
46
0.590
* Total i10 IndexRankings
Ranking Based On Selection: 22
Governance and political economy of development
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
77
37
0.481
* Total i10 IndexRankings
Ranking Based On Selection: 23
Law
Environmental law
Property Law
Gender
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
77
31
0.403
* Total i10 IndexRankings
Ranking Based On Selection: 24
Agricbusiness Management and Agrieconomics
Environmentalists
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
75
36
0.480
* Total i10 IndexRankings
Ranking Based On Selection: 25
Environmental and Resource Economics
Value Chain Analysis
Biodiversity
Dairy
Horticulture
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
74
48
0.649
Walter Jaoko
University of Nairobi
Nairobi, Kenya
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
161
101
0.627
Tropical medicine
HIV/AIDS
research ethics
clinical ethics
Manasi Kumar
University of Nairobi
Nairobi, Kenya
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
139
128
0.921
Global Mental Health
Health Services Research
Health Disparities
Child & Adolescent MH
Ruth Nduati
University of Nairobi
Nairobi, Kenya
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
124
70
0.565
Paediatrics
HIV
Epidemiology
Child Health
Geoffrey M. Maloiy
University of Nairobi
Nairobi, Kenya
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
120
27
0.225
Animal Physiology
Thermoregulation and heat balance
Digestion
Energetics and locomotion
Julius Okello
University of Nairobi
Nairobi, Kenya
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
114
84
0.737
Poverty
vulnerability
social protection
labour markets
refugees.
Abiy Yenesew
University of Nairobi
Nairobi, Kenya
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
108
76
0.704
Mwabu, G
University of Nairobi
Nairobi, Kenya
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
107
45
0.421
Health Economics
Development Economics
Microeconometrics and Poverty Analysis
Dalton Wamalwa
University of Nairobi
Nairobi, Kenya
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
101
70
0.693
Charles KK Gachene
University of Nairobi
Nairobi, Kenya
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
99
57
0.576
Soil and water
management
Remote sensing and GIS
Peter Gichangi
University of Nairobi
Nairobi, Kenya
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
97
83
0.856
Developmental Anatomy and Public Health
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Omu Anzala
University of Nairobi
Nairobi, Kenya
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
97
74
0.763
Clinical trials
basic research in mucosal immunology
virology
infectious diseases
Daniel Olago
University of Nairobi
Nairobi, Kenya
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
95
78
0.821
geology
water
environment
climate change
Jacob Midiwo
University of Nairobi
Nairobi, Kenya
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
95
55
0.579
Shem Wandiga
University of Nairobi
Nairobi, Kenya
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
93
41
0.441
Climate Change and coordination chemistry
Elizabeth Maleche Obimbo
University of Nairobi
Nairobi, Kenya
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
92
60
0.652
Paediatrics
Respiratory Medicine
Infectious Disease
Elizabeth Ngugi
University of Nairobi
Nairobi, Kenya
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
92
35
0.380
Muriithi Mugo
University of Nairobi
Nairobi, Kenya
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
86
51
0.593
Wolfgang Richard Mukabana
University of Nairobi
Nairobi, Kenya
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
80
64
0.800
Infectious diseases
medical entomology
medical parasitology
vector ecology
epidemiology
David Ndetei
University of Nairobi
Nairobi, Kenya
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
80
37
0.463
Nancy Njarua Karanja
University of Nairobi
Nairobi, Kenya
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
78
58
0.744
Soil Ecology
Soil Health
Food Security
Urban Agriculture
Environment
Kimenju John Wangai
University of Nairobi
Nairobi, Kenya
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
78
46
0.590
Plant Nematology
Plant Pathology
Plant Virology
Karuti Kanyinga|Henry Karuti Kanyinga, HK Kanyinga, k karuti
University of Nairobi
Nairobi, Kenya
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
77
37
0.481
Governance and political economy of development
Patricia Kameri-Mbote
University of Nairobi
Nairobi, Kenya
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
77
31
0.403
Linda Nielsen
University of Nairobi
Nairobi, Kenya
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
75
36
0.480
Agricbusiness Management and Agrieconomics
Environmentalists
John Mburu
University of Nairobi
Nairobi, Kenya
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
74
48
0.649
Environmental and Resource Economics
Value Chain Analysis
Biodiversity
Dairy
Horticulture