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 rankings in world, region, country, and university are in Beta version and are subject to real-time updates, since the subject field “Others” (1,121,187 scientists profile whose branch cannot be determined, not yet edited or determined) is excluded. These rankings will dynamically evolve in real time as the “Others” profiles are revised and classified. Please note that. Subjects indicated as “ * others ” will not be included in the ranking by regions and subjects.

* Rankings
Ranking Based On Selection: 2
Eric Torrence
High Energy Physics
Particle Physics
Physic
Metrics
 
H-Index
i10 Index
Citation
275
1,835
415,188
* Rankings
Ranking Based On Selection: 3
David M Strom
Particle Physics
High Energy Physic
Metrics
 
H-Index
i10 Index
Citation
247
1,337
287,289
* Rankings
Ranking Based On Selection: 5
Raymond Frey
astrophysics
high-energy physic
Metrics
 
H-Index
i10 Index
Citation
197
881
219,991
* Rankings
Ranking Based On Selection: 6
Paul Slovic
The psychology of risk and decision making
risk perceptio
Metrics
 
H-Index
i10 Index
Citation
173
503
210,102
* Rankings
Ranking Based On Selection: 9
Harden M Mcconnell
Physical chemistry
biophysics
membrane structure
immunolog
Metrics
 
H-Index
i10 Index
Citation
119
422
61,479
* Rankings
Ranking Based On Selection: 10
John R Seeley
Emotional and Behavioral Disorders
Substance Abuse
Suicide Prevention
Mental Health Promotio
Metrics
 
H-Index
i10 Index
Citation
118
266
60,287
* Rankings
Ranking Based On Selection: 12
Nicholas Allen
Adolescence
Digital Mental Health
Depression
Sleep
Developmental Psychopatholog
Metrics
 
H-Index
i10 Index
Citation
105
394
51,622
* Rankings
Ranking Based On Selection: 13
John Postlethwait
Developmental biology
molecular genetics
genomics
evolution of developmen
Metrics
 
H-Index
i10 Index
Citation
103
344
50,774
* Rankings
Ranking Based On Selection: 14
Sudarshan Karki
Physics
General relativity
interferometer
calibratio
Metrics
 
H-Index
i10 Index
Citation
102
191
101,345
* Rankings
Ranking Based On Selection: 15
Dipongkar Talukder
Gravitational-wave Physics and Astronom
Metrics
 
H-Index
i10 Index
Citation
98
150
95,195
* Rankings
Ranking Based On Selection: 16
Patrick J Bartlein
physical geography
climatology
paleoclimatology
paleoecolog
Metrics
 
H-Index
i10 Index
Citation
97
195
36,660
* Rankings
Ranking Based On Selection: 17
Cq Doe
developmental neuroscienc
Metrics
 
H-Index
i10 Index
Citation
92
172
28,088
* Rankings
Ranking Based On Selection: 18
John Bellamy Foster
Political Economy
Environmental Sociology
Marxis
Metrics
 
H-Index
i10 Index
Citation
91
349
43,185
* Rankings
Ranking Based On Selection: 19
Robert Guldberg
Regenerative Medicine
Musculoskeletal Bioengineerin
Metrics
 
H-Index
i10 Index
Citation
86
263
31,664
* Rankings
Ranking Based On Selection: 20
Jennifer Freyd
Psychology of Trauma
Psychology of Gende
Metrics
 
H-Index
i10 Index
Citation
84
175
25,286
* Rankings
Ranking Based On Selection: 21
Helen Neville
cognitive neuroscience developmen
Metrics
 
H-Index
i10 Index
Citation
84
163
29,515
* Rankings
Ranking Based On Selection: 23
Hill M Walker
behavior disorders
school safety
bullying
early intervention
social skill
Metrics
 
H-Index
i10 Index
Citation
82
206
26,209
* Rankings
Ranking Based On Selection: 24
Ellen Peters
decision science
risk perception
science communication
affect/emotion
numerac
Metrics
 
H-Index
i10 Index
Citation
81
187
51,018
* Rankings
Ranking Based On Selection: 25
Gregory John Retallack
geosciences
paleontology
paleopedology
paleobotany
paleoclimatolog
Metrics
 
H-Index
i10 Index
Citation
80
255
25,319
Rankings
Ranking Based On Selection: 1
James Brau
Metrics
 
H-Index
i10 Index
Citation Counts
296
1,911
475,169
Rankings
Ranking Based On Selection: 2
Eric Torrence
Metrics
 
H-Index
i10 Index
Citation Counts
275
1,835
415,188
High Energy Physics
Particle Physics
Physic
Rankings
Ranking Based On Selection: 3
David M Strom
Metrics
 
H-Index
i10 Index
Citation Counts
247
1,337
287,289
Rankings
Ranking Based On Selection: 4
Jacob Searcy
Metrics
 
H-Index
i10 Index
Citation Counts
198
549
216,985
Rankings
Ranking Based On Selection: 5
Raymond Frey
Metrics
 
H-Index
i10 Index
Citation Counts
197
881
219,991
Rankings
Ranking Based On Selection: 6
Paul Slovic
Metrics
 
H-Index
i10 Index
Citation Counts
173
503
210,102
Rankings
Ranking Based On Selection: 7
Michael I Posner
Metrics
 
H-Index
i10 Index
Citation Counts
165
453
197,794
Rankings
Ranking Based On Selection: 8
David Wineland
Metrics
 
H-Index
i10 Index
Citation Counts
128
265
83,585
Rankings
Ranking Based On Selection: 9
Harden M Mcconnell
Metrics
 
H-Index
i10 Index
Citation Counts
119
422
61,479
Physical chemistry
biophysics
membrane structure
immunolog
Rankings
Ranking Based On Selection: 10
John R Seeley
Metrics
 
H-Index
i10 Index
Citation Counts
118
266
60,287
Emotional and Behavioral Disorders
Substance Abuse
Suicide Prevention
Mental Health Promotio
Rankings
Ranking Based On Selection: 11
David A Mccormick
Metrics
 
H-Index
i10 Index
Citation Counts
111
190
57,889
Rankings
Ranking Based On Selection: 12
Nicholas Allen
Metrics
 
H-Index
i10 Index
Citation Counts
105
394
51,622
Adolescence
Digital Mental Health
Depression
Sleep
Developmental Psychopatholog
Rankings
Ranking Based On Selection: 13
John Postlethwait
Metrics
 
H-Index
i10 Index
Citation Counts
103
344
50,774
Developmental biology
molecular genetics
genomics
evolution of developmen
Rankings
Ranking Based On Selection: 14
Sudarshan Karki
Metrics
 
H-Index
i10 Index
Citation Counts
102
191
101,345
Physics
General relativity
interferometer
calibratio
Rankings
Ranking Based On Selection: 15
Dipongkar Talukder
Metrics
 
H-Index
i10 Index
Citation Counts
98
150
95,195
Rankings
Ranking Based On Selection: 16
Patrick J Bartlein
Metrics
 
H-Index
i10 Index
Citation Counts
97
195
36,660
physical geography
climatology
paleoclimatology
paleoecolog
Rankings
Ranking Based On Selection: 17
Cq Doe
Metrics
 
H-Index
i10 Index
Citation Counts
92
172
28,088
Rankings
Ranking Based On Selection: 18
John Bellamy Foster
Metrics
 
H-Index
i10 Index
Citation Counts
91
349
43,185
Political Economy
Environmental Sociology
Marxis
Rankings
Ranking Based On Selection: 19
Robert Guldberg
Metrics
 
H-Index
i10 Index
Citation Counts
86
263
31,664
Regenerative Medicine
Musculoskeletal Bioengineerin
Rankings
Ranking Based On Selection: 20
Jennifer Freyd
Metrics
 
H-Index
i10 Index
Citation Counts
84
175
25,286
Rankings
Ranking Based On Selection: 21
Helen Neville
Metrics
 
H-Index
i10 Index
Citation Counts
84
163
29,515
Rankings
Ranking Based On Selection: 22
Judith H Hibbard
Metrics
 
H-Index
i10 Index
Citation Counts
83
167
31,267
Rankings
Ranking Based On Selection: 23
Hill M Walker
Metrics
 
H-Index
i10 Index
Citation Counts
82
206
26,209
behavior disorders
school safety
bullying
early intervention
social skill
Rankings
Ranking Based On Selection: 24
Ellen Peters
Metrics
 
H-Index
i10 Index
Citation Counts
81
187
51,018
decision science
risk perception
science communication
affect/emotion
numerac
Rankings
Ranking Based On Selection: 25
Gregory John Retallack
Metrics
 
H-Index
i10 Index
Citation Counts
80
255
25,319
geosciences
paleontology
paleopedology
paleobotany
paleoclimatolog