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” (1,121,291 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
Thomas L Higgins
Severity Scoring
Sepsis
Postop Care
Risk
Sedatio
Metrics
 
H-Index
i10 Index
Citation
39
85
6,850
* Rankings
Ranking Based On Selection: 3
Timothy J Mader
Cardiac arrest resuscitation
Risk stratification of acute undifferentiated chest pai
Metrics
 
H-Index
i10 Index
Citation
24
43
2,122
* Rankings
Ranking Based On Selection: 4
Elizabeth Schoenfeld
Shared Decision-Making
kidney stones
opioid use disorder
health equit
Metrics
 
H-Index
i10 Index
Citation
23
39
1,939
* Rankings
Ranking Based On Selection: 7
William T Mcgee
Critical Care
Hemodynamics
Physiologic Optimization
ARDS
Sepsi
Metrics
 
H-Index
i10 Index
Citation
23
42
4,215
* Rankings
Ranking Based On Selection: 8
Thomas Lincoln
HIV
correctional health care
addiction
community healt
Metrics
 
H-Index
i10 Index
Citation
23
30
1,829
* Rankings
Ranking Based On Selection: 9
Mustafa A Barbhuiya
Clinical Biochemistry and Laboratory Medicine
Cancer Biology
Biochemical Genetics
POC
Metrics
 
H-Index
i10 Index
Citation
19
24
1,062
* Rankings
Ranking Based On Selection: 12
Lauren M Westafer
pulmonary embolism
implementation science
Emergency Medicine
free open access medical education
social medi
Metrics
 
H-Index
i10 Index
Citation
15
23
1,239
* Rankings
Ranking Based On Selection: 13
Ashequl Islam
Valve and Structural Heart Intervention
Metrics
 
H-Index
i10 Index
Citation
15
19
1,298
* Rankings
Ranking Based On Selection: 15
Nakul Ravikumar
Interventional Pulmonology
Pulmonology
Critical Car
Metrics
 
H-Index
i10 Index
Citation
13
14
2,708
* Rankings
Ranking Based On Selection: 21
Sai Rajagopalan Vadhula
Theoretical and experimental applications of control systems and AI in medicin
Metrics
 
H-Index
i10 Index
Citation
11
13
473
* Rankings
Ranking Based On Selection: 22
Tovy Haber Kamine
Surgical Education
Trauma and Surgery in Aerospac
Metrics
 
H-Index
i10 Index
Citation
10
11
463
* Rankings
Ranking Based On Selection: 24
Eduardo R Núñez
lung cancer
pulmonary health disparitie
Metrics
 
H-Index
i10 Index
Citation
10
10
346
Rankings
Ranking Based On Selection: 1
Thomas Schwann
Metrics
 
H-Index
i10 Index
Citation Counts
40
86
6,901
Rankings
Ranking Based On Selection: 2
Thomas L Higgins
Metrics
 
H-Index
i10 Index
Citation Counts
39
85
6,850
Severity Scoring
Sepsis
Postop Care
Risk
Sedatio
Rankings
Ranking Based On Selection: 3
Timothy J Mader
Metrics
 
H-Index
i10 Index
Citation Counts
24
43
2,122
Cardiac arrest resuscitation
Risk stratification of acute undifferentiated chest pai
Rankings
Ranking Based On Selection: 4
Elizabeth Schoenfeld
Metrics
 
H-Index
i10 Index
Citation Counts
23
39
1,939
Shared Decision-Making
kidney stones
opioid use disorder
health equit
Rankings
Ranking Based On Selection: 5
Aruna Priya
Metrics
 
H-Index
i10 Index
Citation Counts
23
34
1,871
Rankings
Ranking Based On Selection: 6
Ghanshyambhai T Savani
Metrics
 
H-Index
i10 Index
Citation Counts
23
27
2,534
Rankings
Ranking Based On Selection: 7
William T Mcgee
Metrics
 
H-Index
i10 Index
Citation Counts
23
42
4,215
Critical Care
Hemodynamics
Physiologic Optimization
ARDS
Sepsi
Rankings
Ranking Based On Selection: 8
Thomas Lincoln
Metrics
 
H-Index
i10 Index
Citation Counts
23
30
1,829
HIV
correctional health care
addiction
community healt
Rankings
Ranking Based On Selection: 9
Mustafa A Barbhuiya
Metrics
 
H-Index
i10 Index
Citation Counts
19
24
1,062
Clinical Biochemistry and Laboratory Medicine
Cancer Biology
Biochemical Genetics
POC
Rankings
Ranking Based On Selection: 10
Jean M Chalhoub
Metrics
 
H-Index
i10 Index
Citation Counts
17
25
972
Rankings
Ranking Based On Selection: 11
Matthew Sadof
Metrics
 
H-Index
i10 Index
Citation Counts
16
19
1,002
Rankings
Ranking Based On Selection: 12
Lauren M Westafer
Metrics
 
H-Index
i10 Index
Citation Counts
15
23
1,239
pulmonary embolism
implementation science
Emergency Medicine
free open access medical education
social medi
Rankings
Ranking Based On Selection: 13
Ashequl Islam
Metrics
 
H-Index
i10 Index
Citation Counts
15
19
1,298
Valve and Structural Heart Intervention
Rankings
Ranking Based On Selection: 14
Ruben Vaidya
Metrics
 
H-Index
i10 Index
Citation Counts
14
20
1,042
Rankings
Ranking Based On Selection: 15
Nakul Ravikumar
Metrics
 
H-Index
i10 Index
Citation Counts
13
14
2,708
Rankings
Ranking Based On Selection: 16
Sudeep K Siddappa Malleshappa
Metrics
 
H-Index
i10 Index
Citation Counts
13
15
5,179
Hematology-Oncology
Outcomes Research
Internal Medicin
Rankings
Ranking Based On Selection: 17
Paurush Ambesh
Metrics
 
H-Index
i10 Index
Citation Counts
13
15
627
Rankings
Ranking Based On Selection: 18
Zeeshan Butt
Metrics
 
H-Index
i10 Index
Citation Counts
12
16
639
Rankings
Ranking Based On Selection: 19
Leo Martínez
Metrics
 
H-Index
i10 Index
Citation Counts
11
12
323
Rankings
Ranking Based On Selection: 20
Kamesh Gupta
Metrics
 
H-Index
i10 Index
Citation Counts
11
13
356
Rankings
Ranking Based On Selection: 21
Sai Rajagopalan Vadhula
Metrics
 
H-Index
i10 Index
Citation Counts
11
13
473
Theoretical and experimental applications of control systems and AI in medicin
Rankings
Ranking Based On Selection: 22
Tovy Haber Kamine
Metrics
 
H-Index
i10 Index
Citation Counts
10
11
463
Surgical Education
Trauma and Surgery in Aerospac
Rankings
Ranking Based On Selection: 23
Kush Gupta
Metrics
 
H-Index
i10 Index
Citation Counts
10
10
522
Rankings
Ranking Based On Selection: 24
Eduardo R Núñez
Metrics
 
H-Index
i10 Index
Citation Counts
10
10
346
lung cancer
pulmonary health disparitie
Rankings
Ranking Based On Selection: 25
Anis John Kadado
Metrics
 
H-Index
i10 Index
Citation Counts
9
9
643