Measure your academic influence with the AD Scientific Index 2025 H-Index Rankings.
These rankings provide a comprehensive evaluation of scientific performance by combining total and recent 6-year h-index values, offering insight into both research productivity and long-term impact. The h-index balances quantity with quality, highlighting sustained academic excellence. Rankings are continuously updated in near real-time to reflect the latest scholarly activity across countries, institutions, and 211 academic fields. Premium Membership unlocks deeper analytics, dynamic ranking tools, and personalized trend visualizations.
* Total H Index Rankings
Ranking Based
On Selection: 1
Malaria
Afric
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
141
61
0.433
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* Total H Index Rankings
Ranking Based
On Selection: 2
agricultur
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
111
82
0.739
* Total H Index Rankings
Ranking Based
On Selection: 3
roots
agroforestry
ecosystem services
landscape
wate
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
106
60
0.566
* Total H Index Rankings
Ranking Based
On Selection: 4
ethnoecology
fungi ecology
biodiversity conservation
landscape restoratio
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
96
73
0.760
* Total H Index Rankings
Ranking Based
On Selection: 5
agroforestry
ecology
biogeography
biodiversity
climate chang
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
75
57
0.760
* Total H Index Rankings
Ranking Based
On Selection: 6
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
74
50
0.676
* Total H Index Rankings
Ranking Based
On Selection: 7
Chemical Ecology
Insect Behavior
Habitat Managemen
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
69
43
0.623
* Total H Index Rankings
Ranking Based
On Selection: 8
agriculture
agroecology
agroforestry
food security
ecosystem service
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
68
43
0.632
* Total H Index Rankings
Ranking Based
On Selection: 9
Applied micro-econometrics
multiple technologica innovaiton bundles adoption and impact assessmen
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
65
51
0.785
* Total H Index Rankings
Ranking Based
On Selection: 10
child health
paediatric
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
57
42
0.737
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* Total H Index Rankings
Ranking Based
On Selection: 11
Extension
marketing
agroforestry
natural resources management
participatory researc
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
56
32
0.571
* Total H Index Rankings
Ranking Based
On Selection: 12
Global Mental Health
Health Services Research
Health Disparities
Child & Adolescent M
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
55
53
0.964
* Total H Index Rankings
Ranking Based
On Selection: 13
Agroforestry
Restoration
Tree Conservation. Integrated Tree Seed Systems
Food Tree
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
53
39
0.736
* Total H Index Rankings
Ranking Based
On Selection: 14
Tropical medicine
HIV/AIDS
research ethics
clinical ethic
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
52
27
0.519
* Total H Index Rankings
Ranking Based
On Selection: 15
livestock nutrition
smallholder
agriculture
Africa
Asi
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
51
29
0.569
* Total H Index Rankings
Ranking Based
On Selection: 16
Agroforestry
Biofuel
Rice
agronom
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
51
28
0.549
* Total H Index Rankings
Ranking Based
On Selection: 17
Paediatrics
HIV
Epidemiology
Child Healt
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
51
26
0.510
* Total H Index Rankings
Ranking Based
On Selection: 18
Landscape ecology
Conservation biology
Biodiversity
Tropical forest ecology
Restoratio
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
50
37
0.740
* Total H Index Rankings
Ranking Based
On Selection: 19
Infectious Diseases
Parasitic Infection
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
50
25
0.500
* Total H Index Rankings
Ranking Based
On Selection: 20
Primary Health Car
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
50
18
0.360
* Total H Index Rankings
Ranking Based
On Selection: 21
Entomology
Integrated Pest management
Insects for food and fee
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
48
44
0.917
* Total H Index Rankings
Ranking Based
On Selection: 22
SL
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
48
32
0.667
* Total H Index Rankings
Ranking Based
On Selection: 23
Health Economics
Public Health
Health Systems
Health Research System
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
48
29
0.604
* Total H Index Rankings
Ranking Based
On Selection: 24
Infectious Diseases
Clinical Epidemiology
Medical Educatio
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
48
17
0.354
* Total H Index Rankings
Ranking Based
On Selection: 25
Animal Physiology
Thermoregulation and heat balance
Digestion
Energetics and locomotion
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
47
15
0.319
Robert W Snow
Kenya Medical Research Institute
Nairobi, Kenya
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
141
61
0.433
Philip Thornton
International Livestock Research Institute (ILRI)
Addis Ababa, Kenya
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
111
82
0.739
Meine Van Noordwijk|Noordwijk, Meine van, van Noordwijk, Meine
World Agroforestry (ICRAF)
Nairobi, Kenya
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
106
60
0.566
roots
agroforestry
ecosystem services
landscape
wate
Jianchu Xu
World Agroforestry (ICRAF)
Nairobi, Kenya
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
96
73
0.760
ethnoecology
fungi ecology
biodiversity conservation
landscape restoratio
Kindt, Roeland
World Agroforestry (ICRAF)
Nairobi, Kenya
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
75
57
0.760
agroforestry
ecology
biogeography
biodiversity
climate chang
Mark Van Wijk
International Livestock Research Institute (ILRI)
Addis Ababa, Kenya
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
74
50
0.676
Zeyaur R Khan
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
69
43
0.623
Chemical Ecology
Insect Behavior
Habitat Managemen
Fergus Sinclair
World Agroforestry (ICRAF)
Nairobi, Kenya
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
68
43
0.632
agriculture
agroecology
agroforestry
food security
ecosystem service
Menale Kassie
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
65
51
0.785
Applied micro-econometrics
multiple technologica innovaiton bundles adoption and impact assessmen
Fabian Esamai
Moi University
Eldoret, Kenya
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
57
42
0.737
child health
paediatric
Is Your University Ready for the Future?
Compare your institution’s global, national, and city-level ranking with its 20 closest competitors and set strategic goals.
Gain insights from detailed performance analyses of scientists across 13 major disciplines, identify your strengths, improve weaknesses, and gain a competitive edge.. Check Your Free Sample Performance Analysis
Steven Franzel
World Agroforestry (ICRAF)
Nairobi, Kenya
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
56
32
0.571
Extension
marketing
agroforestry
natural resources management
participatory researc
Manasi Kumar
University of Nairobi
Nairobi, Kenya
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
55
53
0.964
Global Mental Health
Health Services Research
Health Disparities
Child & Adolescent M
Ramni H Jamnadass
World Agroforestry (ICRAF)
Nairobi, Kenya
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
53
39
0.736
Agroforestry
Restoration
Tree Conservation. Integrated Tree Seed Systems
Food Tree
Walter Jaoko
University of Nairobi
Nairobi, Kenya
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
52
27
0.519
Tropical medicine
HIV/AIDS
research ethics
clinical ethic
Alan Duncan
International Livestock Research Institute (ILRI)
Addis Ababa, Kenya
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
51
29
0.569
livestock nutrition
smallholder
agriculture
Africa
Asi
Virendra Pal Singh
World Agroforestry (ICRAF)
Nairobi, Kenya
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
51
28
0.549
Agroforestry
Biofuel
Rice
agronom
Ruth Nduati
University of Nairobi
Nairobi, Kenya
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
51
26
0.510
Paediatrics
HIV
Epidemiology
Child Healt
Rhett D Harrison
World Agroforestry (ICRAF)
Nairobi, Kenya
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
50
37
0.740
Landscape ecology
Conservation biology
Biodiversity
Tropical forest ecology
Restoratio
Eric M. Muchiri
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
50
25
0.500
Infectious Diseases
Parasitic Infection
Elizabeth Ngugi
University of Nairobi
Nairobi, Kenya
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
50
18
0.360
Sevgan Subramanian
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
48
44
0.917
Entomology
Integrated Pest management
Insects for food and fee
Ingrid Oborn
World Agroforestry (ICRAF)
Nairobi, Kenya
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
48
32
0.667
Joses Muthuri Kirigia
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
48
29
0.604
Health Economics
Public Health
Health Systems
Health Research System
James Agrrey Oloo
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
48
17
0.354
Infectious Diseases
Clinical Epidemiology
Medical Educatio
Geoffrey M. Maloiy
University of Nairobi
Nairobi, Kenya
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
47
15
0.319
Animal Physiology
Thermoregulation and heat balance
Digestion
Energetics and locomotion