Top 100 Scientists

World Top 100 Scientists 2025

Top 100 scientists can be ranked globally or specific to the following regions including Africa, Asia, Europe, North America, Latin America, Oceania, Arab League, ASEAN, EECA, and BRICS based on total H-index scores without any breakdown by subject areas. Top 100 rankings in the world, in a continent, or a region include standardized subjects areas of Agriculture & Forestry, Arts, Design and Architecture, Business & Management, Economics & Econometrics, Education, Engineering & Technology, History, Philosophy, Theology, Law/Law and Legal Studies, Medical and Health Sciences, Natural Sciences, Social Sciences, Art and Humanities Rankings and Social Sciences and Humanities Rankings BETA VERSION. Subject field ranking in world, region, country and university is beta version since subject field "others" (873,690 scientists profile whose branch cannot be determined, not yet edited or determined) is excluded, so the ranking will change as the others fields are edited. Please note that. Subjects indicated as “ * others ” will not be included in the ranking by regions and subjects.

* Rankings
Ranking Based On Selection: 1
HJ Gijzen
biotechnology
microbiology
wastewater treatment
environmental engineering
pollution prevention and resource recovery
Metrics
H-Index
i10 Index
Citation
51
110
9,276
* Rankings
Ranking Based On Selection: 4
Francesc Pedró
higher education policy
comparative education
educational technology
Metrics
H-Index
i10 Index
Citation
34
64
5,678
* Rankings
Ranking Based On Selection: 8
Samuel Tetteh Partey
Agroforestry
Biodiversity
Climate Change
Food Security
Sustainable Development
Metrics
H-Index
i10 Index
Citation
27
42
2,786

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* Rankings
Ranking Based On Selection: 13
Yoko Mochizuki
ESD
UNESCO
education for sustainable development
comparative education
sociology of ed
Metrics
H-Index
i10 Index
Citation
19
30
3,042
* Rankings
Ranking Based On Selection: 22
Ernesto Fernandez Polcuch
Science and technology policy
Science and technology indicators
Metrics
H-Index
i10 Index
Citation
10
10
1,440
* Rankings
Ranking Based On Selection: 23
Maria ToroTroconis
Online Education Consultant and strategist working for different organisations of the United Nations
SFHEA
Metrics
H-Index
i10 Index
Citation
10
10
504
* Rankings
Ranking Based On Selection: 32
Derya I Dilmen Vennin ,
Coastal Engineering
GIS
numerical modeling of long and short waves
extreme hazards
sea-level
Metrics
H-Index
i10 Index
Citation
7
6
109
* Rankings
Ranking Based On Selection: 35
Rajiv Ramaswamy
SDG 4.7
education and learning
computational and cognitive neuroscience
neuroimaging
nuclear physics
Metrics
H-Index
i10 Index
Citation
6
5
231
* Rankings
Ranking Based On Selection: 39
Munyi Felister Wanyaga
cyber security
E-learning
Networking
Data communication
Mobile application development
Metrics
H-Index
i10 Index
Citation
5
4
60
* Rankings
Ranking Based On Selection: 40
Isaias Barreto Da Rosa
Digital Libraries
eGovernment
Information system Security
User experience
Regional Integration
Metrics
H-Index
i10 Index
Citation
5
3
86
* Rankings
Ranking Based On Selection: 42
Abdulhamid Tahir Hamid
SDGs
Climate Change
Artificial Intelligence
Biotechnology
and E-Learning
Metrics
H-Index
i10 Index
Citation
5
2
80
* Rankings
Ranking Based On Selection: 44
Schneegans Susan
science
technology and innovation policy
governance
Metrics
H-Index
i10 Index
Citation
4
3
201
* Rankings
Ranking Based On Selection: 45
Eglis Chacon
Higher Education
Public Policy
Policy Evaluation
International Aid in Higher Education
Metrics
H-Index
i10 Index
Citation
4
3
78
* Rankings
Ranking Based On Selection: 46
Raphael Roman
Ocean Governance
Asian Fisheries
Social-ecological systems
Coastal Community Resilience
Metrics
H-Index
i10 Index
Citation
4
3
58
* Rankings
Ranking Based On Selection: 47
Neelima Chopra
Education
early childhood education
child development
social and emotional learning
Metrics
H-Index
i10 Index
Citation
3
2
64
* Rankings
Ranking Based On Selection: 48
Anya Chakraborty
Education
Social and Emotional Learning
Mental Health
Affective and Social Neuroscience
Metrics
H-Index
i10 Index
Citation
3
2
58
* Rankings
Ranking Based On Selection: 55
Bibiana Gabriela García
Gestión de proyectos
Geopolítica
Desarrollo Local
Salud Pública
Metrics
H-Index
i10 Index
Citation
2
0
9
Rankings
Ranking Based On Selection: 1
HJ Gijzen
Metrics
H-Index
i10 Index
Citation Counts
51
110
9,276
biotechnology
microbiology
wastewater treatment
environmental engineering
pollution prevention and resource recovery
Rankings
Ranking Based On Selection: 2
Shahbaz Khan
Metrics
H-Index
i10 Index
Citation Counts
39
111
9,317
Rankings
Ranking Based On Selection: 3
Anantha K. Duraiappah
Metrics
H-Index
i10 Index
Citation Counts
37
56
15,237
education
sustainable development
economics
Rankings
Ranking Based On Selection: 4
Francesc Pedró
Metrics
H-Index
i10 Index
Citation Counts
34
64
5,678
higher education policy
comparative education
educational technology
Rankings
Ranking Based On Selection: 6
Koen Verbist
Metrics
H-Index
i10 Index
Citation Counts
29
44
3,108
Rankings
Ranking Based On Selection: 7
Maximilien Guèze
Metrics
H-Index
i10 Index
Citation Counts
28
37
5,617
conservation
biodiversity
anthropology
policy
Rankings
Ranking Based On Selection: 8
Samuel Tetteh Partey
Metrics
H-Index
i10 Index
Citation Counts
27
42
2,786
Agroforestry
Biodiversity
Climate Change
Food Security
Sustainable Development
Rankings
Ranking Based On Selection: 9
Luis Bonilla-Molina
Metrics
H-Index
i10 Index
Citation Counts
22
34
1,747
Pedagogía
Educación
Reformas Educativas
Cambio Educativo
Rankings
Ranking Based On Selection: 10
Fanny Douvere
Metrics
H-Index
i10 Index
Citation Counts
20
28
6,789

Enroll all your faculty members with discounted institutional membership to showcase your institution's academic strength to the world in the best way possible – join now and achieve results fast! 

Rankings
Ranking Based On Selection: 11
AI and education
digital learning
ICT in education
Rankings
Ranking Based On Selection: 12
Suguru Mizunoya
Metrics
H-Index
i10 Index
Citation Counts
19
25
1,698
Economics of Education
Education policy
Education data
Rankings
Ranking Based On Selection: 13
Yoko Mochizuki
Metrics
H-Index
i10 Index
Citation Counts
19
30
3,042
ESD
UNESCO
education for sustainable development
comparative education
sociology of ed
Rankings
Ranking Based On Selection: 15
Kirsten Isensee
Metrics
H-Index
i10 Index
Citation Counts
19
21
4,198
Rankings
Ranking Based On Selection: 16
John Crowley
Metrics
H-Index
i10 Index
Citation Counts
19
32
1,669
théorie politique
politique comparée
Rankings
Ranking Based On Selection: 19
Historia
Derecho
Política en Cuba y AMérica Latina
Rankings
Ranking Based On Selection: 20
Katherina Schoo
Metrics
H-Index
i10 Index
Citation Counts
12
14
915
marine food web studies
plankton
ocean acidification
ecological stoichiometry
Rankings
Ranking Based On Selection: 21
Rankings
Ranking Based On Selection: 22
Science and technology policy
Science and technology indicators
Rankings
Ranking Based On Selection: 23
Maria ToroTroconis
Metrics
H-Index
i10 Index
Citation Counts
10
10
504
Online Education Consultant and strategist working for different organisations of the United Nations
SFHEA
Rankings
Ranking Based On Selection: 24
ocean data management
marine information management
capacity development
Rankings
Ranking Based On Selection: 26
Natalia Wagner
Metrics
H-Index
i10 Index
Citation Counts
8
6
138
Rankings
Ranking Based On Selection: 27
Rika Yorozu
Metrics
H-Index
i10 Index
Citation Counts
7
5
201
Rankings
Ranking Based On Selection: 29
Rankings
Ranking Based On Selection: 30
water and sanitation technologies and monitoring
Rankings
Ranking Based On Selection: 31
Alex Rios
Metrics
H-Index
i10 Index
Citation Counts
7
5
206
Rankings
Ranking Based On Selection: 32
Coastal Engineering
GIS
numerical modeling of long and short waves
extreme hazards
sea-level
Rankings
Ranking Based On Selection: 33
Ecology
Marine biology
Fisheries
Conservation Biology
Rankings
Ranking Based On Selection: 34
Emanuele Bigagli
Metrics
H-Index
i10 Index
Citation Counts
6
5
238
Rankings
Ranking Based On Selection: 35
Rajiv Ramaswamy
Metrics
H-Index
i10 Index
Citation Counts
6
5
231
SDG 4.7
education and learning
computational and cognitive neuroscience
neuroimaging
nuclear physics
Rankings
Ranking Based On Selection: 37
Education
Development
Gender
Educación
género
Rankings
Ranking Based On Selection: 38
Vignesh Mukund
Metrics
H-Index
i10 Index
Citation Counts
5
5
92
games
social emotional learning
Rankings
Ranking Based On Selection: 39
cyber security
E-learning
Networking
Data communication
Mobile application development
Rankings
Ranking Based On Selection: 40
Digital Libraries
eGovernment
Information system Security
User experience
Regional Integration
Rankings
Ranking Based On Selection: 42
SDGs
Climate Change
Artificial Intelligence
Biotechnology
and E-Learning
Rankings
Ranking Based On Selection: 43
Jose L Guzman
Metrics
H-Index
i10 Index
Citation Counts
5
2
77
Project Management
Research
Education Policy
Rankings
Ranking Based On Selection: 44
Schneegans Susan
Metrics
H-Index
i10 Index
Citation Counts
4
3
201
science
technology and innovation policy
governance
Rankings
Ranking Based On Selection: 45
Eglis Chacon
Metrics
H-Index
i10 Index
Citation Counts
4
3
78
Higher Education
Public Policy
Policy Evaluation
International Aid in Higher Education
Rankings
Ranking Based On Selection: 46
Raphael Roman
Metrics
H-Index
i10 Index
Citation Counts
4
3
58
Ocean Governance
Asian Fisheries
Social-ecological systems
Coastal Community Resilience
Rankings
Ranking Based On Selection: 47
Neelima Chopra
Metrics
H-Index
i10 Index
Citation Counts
3
2
64
Education
early childhood education
child development
social and emotional learning
Rankings
Ranking Based On Selection: 48
Education
Social and Emotional Learning
Mental Health
Affective and Social Neuroscience
Rankings
Ranking Based On Selection: 49
Rankings
Ranking Based On Selection: 50
Economics of education
Policy evaluation
Applied econometrics
Rankings
Ranking Based On Selection: 51
Sustainable Development Goals (SDGs)
Rankings
Ranking Based On Selection: 53
Adama Aly Pam
Metrics
H-Index
i10 Index
Citation Counts
2
1
20
Histoire
histoire de la santé
Afrique
colonialisme
archivistique
Rankings
Ranking Based On Selection: 54
Mika Odido
Metrics
H-Index
i10 Index
Citation Counts
2
0
10
Rankings
Ranking Based On Selection: 55
Gestión de proyectos
Geopolítica
Desarrollo Local
Salud Pública
Rankings
Ranking Based On Selection: 57
Communication
Politics
Education
Culture
International Relations