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" (870,057 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
Jonathan Russell Dillman
medicine
radiology
pediatric radiology
inflammatory bowel disease
liver imaging
Metrics
H-Index
i10 Index
Citation
56
219
12,003
* Rankings
Ranking Based On Selection: 3
Alexander Towbin
Pediatric Radiology
Abdominal Imaging
Liver Disease
Imaging Informatics
Metrics
H-Index
i10 Index
Citation
46
141
6,972
Robert Fleck
Radiology
Pediatric Radiology
Cardiac Imaging
Lung Imaging
Airway Imaging
Metrics
H-Index
i10 Index
Citation
32
67
3,551
John Racadio
Radiology
Pediatrics
Interventional Radiology
Image guided surgery
Metrics
H-Index
i10 Index
Citation
31
59
3,402

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
Jonathan Russell Dillman
Metrics
H-Index
i10 Index
Citation Counts
56
219
12,003
medicine
radiology
pediatric radiology
inflammatory bowel disease
liver imaging
Rankings
Ranking Based On Selection: 2
Kim M Cecil
Metrics
H-Index
i10 Index
Citation Counts
53
119
9,889
Rankings
Ranking Based On Selection: 3
Alexander Towbin
Metrics
H-Index
i10 Index
Citation Counts
46
141
6,972
Pediatric Radiology
Abdominal Imaging
Liver Disease
Imaging Informatics
Rankings
Ranking Based On Selection: 4
Blaise V Jones
Metrics
H-Index
i10 Index
Citation Counts
41
84
7,133
Rankings
Ranking Based On Selection: 5
Robert Fleck
Metrics
H-Index
i10 Index
Citation Counts
32
67
3,551
Radiology
Pediatric Radiology
Cardiac Imaging
Lung Imaging
Airway Imaging
Rankings
Ranking Based On Selection: 6
John Racadio
Metrics
H-Index
i10 Index
Citation Counts
31
59
3,402
Radiology
Pediatrics
Interventional Radiology
Image guided surgery
Rankings
Ranking Based On Selection: 7
Murat Kocaoglu
Metrics
H-Index
i10 Index
Citation Counts
30
68
3,688
Rankings
Ranking Based On Selection: 8
Diana Lindquist
Metrics
H-Index
i10 Index
Citation Counts
29
47
3,328
Rankings
Ranking Based On Selection: 9
Samuel Brady
Metrics
H-Index
i10 Index
Citation Counts
22
34
2,011
Rankings
Ranking Based On Selection: 10
Amol Pednekar
Metrics
H-Index
i10 Index
Citation Counts
16
27
1,102

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
Nadeen Abu Ata
Metrics
H-Index
i10 Index
Citation Counts
7
4
145
Rankings
Ranking Based On Selection: 12
Roberto R Galuppo Monticelli
Metrics
H-Index
i10 Index
Citation Counts
7
6
403
Interventional Radiology
Hepatocellular Carcinoma