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" (870,053 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
Blaise Cronin
Bibliometrics
Informetrics
Scientometrics
Webometrics
Scholarly Communication
Metrics
H-Index
i10 Index
Citation
62
181
17,222
* Rankings
Ranking Based On Selection: 2
Cassidy R Sugimoto
science policy
scientometrics
scholarly communication
science communication
Metrics
H-Index
i10 Index
Citation
60
146
17,488
* Rankings
Ranking Based On Selection: 3
Johan Bollen
network science
complex systems
computational social science
cognitive science
bibliometrics
Metrics
H-Index
i10 Index
Citation
47
96
21,351
Xiaozhong Liu
Information Retrieval
Natural Language Processing
Digital Library
Semantic Web
Metadata
Metrics
H-Index
i10 Index
Citation
30
82
3,469
Daniel Callison
school library media
inquiry
adult education
management
instructional design
Metrics
H-Index
i10 Index
Citation
21
37
1,426
Andrew Asher|Andrew D Asher
Anthropology of Information
Search Systems
Information Ethics
Library Ethnography
European Union
Metrics
H-Index
i10 Index
Citation
16
25
1,427
Sarah Carter
Librarianship
Pedagogy
Information Literacy
Art & Design
Access Services
Metrics
H-Index
i10 Index
Citation
3
0
17

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: 1
Blaise Cronin
Metrics
H-Index
i10 Index
Citation Counts
62
181
17,222
Bibliometrics
Informetrics
Scientometrics
Webometrics
Scholarly Communication
Rankings
Ranking Based On Selection: 2
Cassidy R Sugimoto
Metrics
H-Index
i10 Index
Citation Counts
60
146
17,488
science policy
scientometrics
scholarly communication
science communication
Rankings
Ranking Based On Selection: 3
Johan Bollen
Metrics
H-Index
i10 Index
Citation Counts
47
96
21,351
network science
complex systems
computational social science
cognitive science
bibliometrics
Rankings
Ranking Based On Selection: 4
Robert P Light
Metrics
H-Index
i10 Index
Citation Counts
34
42
4,395
Rankings
Ranking Based On Selection: 5
Xiaozhong Liu
Metrics
H-Index
i10 Index
Citation Counts
30
82
3,469
Information Retrieval
Natural Language Processing
Digital Library
Semantic Web
Metadata
Rankings
Ranking Based On Selection: 6
Daniel Callison
Metrics
H-Index
i10 Index
Citation Counts
21
37
1,426
school library media
inquiry
adult education
management
instructional design
Rankings
Ranking Based On Selection: 7
Andrew Asher|Andrew D Asher
Metrics
H-Index
i10 Index
Citation Counts
16
25
1,427
Anthropology of Information
Search Systems
Information Ethics
Library Ethnography
European Union
Rankings
Ranking Based On Selection: 8
Heidi Elaine Dowding
Metrics
H-Index
i10 Index
Citation Counts
4
1
33
Digital Preservation
Digital Curation
Scholarly Communication
Rankings
Ranking Based On Selection: 9
Ewa Zegler-Poleska
Metrics
H-Index
i10 Index
Citation Counts
3
2
49
Preprints
Research data
Scholarly communication
Scientometrics
Rankings
Ranking Based On Selection: 10
Sarah Carter
Metrics
H-Index
i10 Index
Citation Counts
3
0
17
Librarianship
Pedagogy
Information Literacy
Art & Design
Access Services

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
Leanne Nay
Metrics
H-Index
i10 Index
Citation Counts
2
1
22
Rankings
Ranking Based On Selection: 12
Jennifer A Liss
Metrics
H-Index
i10 Index
Citation Counts
2
0
21