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
Neglected Tropical Diseases
Entomology
Health System
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
65
33
0.508
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* Total H Index Rankings
Ranking Based
On Selection: 2
developmental issue
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
13
10
0.769
* Total H Index Rankings
Ranking Based
On Selection: 3
Development planning and urban sustainability
Environment
Informality
Mobility andTransport
Disaster Risk Reduction and Citi
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
11
11
1.000
* Total H Index Rankings
Ranking Based
On Selection: 4
heavy metals
wastewater
grey water
solid waste managemen
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
8
8
1.000
* Total H Index Rankings
Ranking Based
On Selection: 5
Aquatic Resource Economics
Blue Economy and Ocean Governance
Education Administratio
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
7
6
0.857
* Total H Index Rankings
Ranking Based
On Selection: 6
Geographies of Food and Agriculture
Food Security and Sustainable Development
Environmenta
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
7
6
0.857
* Total H Index Rankings
Ranking Based
On Selection: 7
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
6
6
1.000
* Total H Index Rankings
Ranking Based
On Selection: 8
Research and program
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
6
6
1.000
* Total H Index Rankings
Ranking Based
On Selection: 9
Research in ex-situ conservation of indigenous vegetables & fruits
and plant flowering regulatio
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
5
5
1.000
* Total H Index Rankings
Ranking Based
On Selection: 10
Infectious Disease Epidemiology
Disease Surveillance
Vaccinology
Emerging infectious Disease
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
5
5
1.000
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
* Total H Index Rankings
Ranking Based
On Selection: 11
Conservation
Ecology
Sierra Leon
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
5
5
1.000
* Total H Index Rankings
Ranking Based
On Selection: 12
Tropical Medicine
Epidemiology
infectious disease
Laboratory sciences
surveillanc
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
5
5
1.000
* Total H Index Rankings
Ranking Based
On Selection: 13
Community Development Studie
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
5
4
0.800
* Total H Index Rankings
Ranking Based
On Selection: 14
Clinical Researc
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
4
4
1.000
* Total H Index Rankings
Ranking Based
On Selection: 15
Clinical researc
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
4
4
1.000
* Total H Index Rankings
Ranking Based
On Selection: 16
Conservation Ecology
Conservation Biolog
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
4
4
1.000
* Total H Index Rankings
Ranking Based
On Selection: 17
Public Health
Epidemiology
Biostatistic
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
4
4
1.000
* Total H Index Rankings
Ranking Based
On Selection: 18
plant health
food safety
entomology
SPS
pesticid
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
4
3
0.750
* Total H Index Rankings
Ranking Based
On Selection: 19
agricultural busines
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
3
3
1.000
* Total H Index Rankings
Ranking Based
On Selection: 20
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
3
3
1.000
* Total H Index Rankings
Ranking Based
On Selection: 21
Urban Public Transport Planning
Transportation Demand Modelling
Traffic Engineering
Geotechnica
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
3
3
1.000
* Total H Index Rankings
Ranking Based
On Selection: 22
Internal medicine
Cardiolog
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
3
3
1.000
* Total H Index Rankings
Ranking Based
On Selection: 23
Agricultural Economic Theory and Ploic
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
3
3
1.000
* Total H Index Rankings
Ranking Based
On Selection: 24
Media Law and Regulation
Media Management
Information Pollution
Media and Governanc
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
2
2
1.000
* Total H Index Rankings
Ranking Based
On Selection: 25
Cyber Security
Forensic Science
Artificial Intelligence
Drone Forensi
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
2
2
1.000
Bockarie M
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
65
33
0.508
Alhaji Morlai Bangura
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
13
10
0.769
Braima Koroma
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
11
11
1.000
Development planning and urban sustainability
Environment
Informality
Mobility andTransport
Disaster Risk Reduction and Citi
Ronnie Frazer-Williams
University of Sierra Leone
Tower Hill, Sierra Leone
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
8
8
1.000
Andrew Baio
University of Sierra Leone
Tower Hill, Sierra Leone
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
7
6
0.857
Aquatic Resource Economics
Blue Economy and Ocean Governance
Education Administratio
Enoch Terlumun Iortyom
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
7
6
0.857
Geographies of Food and Agriculture
Food Security and Sustainable Development
Environmenta
Moses Ahmed Daramy
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
6
6
1.000
Samuel Saidu
University of Sierra Leone
Tower Hill, Sierra Leone
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
6
6
1.000
Philip Mp Mornya
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
5
5
1.000
Research in ex-situ conservation of indigenous vegetables & fruits
and plant flowering regulatio
Ibrahim Massaquoi|Ibrahim Bob Swaray, Swaray, Ibrahim
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
5
5
1.000
Infectious Disease Epidemiology
Disease Surveillance
Vaccinology
Emerging infectious Disease
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
Jonathan Johnny
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
5
5
1.000
Alusine Fofana
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
5
5
1.000
Tropical Medicine
Epidemiology
infectious disease
Laboratory sciences
surveillanc
Joseph James Mbavai
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
5
4
0.800
Mohamed Bawoh
University of Sierra Leone
Tower Hill, Sierra Leone
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
4
4
1.000
Muketorma Bawoh
University of Sierra Leone
Tower Hill, Sierra Leone
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
4
4
1.000
Arnold D. Okoni-Williams
University of Sierra Leone
Tower Hill, Sierra Leone
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
4
4
1.000
Patrick Fatoma
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
4
4
1.000
Raymonda Johnson
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
4
3
0.750
Momodu S. Kanu
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
3
3
1.000
Michael A. Conteh
University of Sierra Leone
Tower Hill, Sierra Leone
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
3
3
1.000
Simeon Stevenson Turay
University of Sierra Leone
Tower Hill, Sierra Leone
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
3
3
1.000
Urban Public Transport Planning
Transportation Demand Modelling
Traffic Engineering
Geotechnica
Theresa Ruba Koroma
University of Sierra Leone
Tower Hill, Sierra Leone
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
3
3
1.000
Saffa Mohamed Massaquoi
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
3
3
1.000
Francis Sowa
University of Sierra Leone
Tower Hill, Sierra Leone
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
2
2
1.000
Media Law and Regulation
Media Management
Information Pollution
Media and Governanc
Francis Manna
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
2
2
1.000
Cyber Security
Forensic Science
Artificial Intelligence
Drone Forensi