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" (873,937 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 :2
Richard J Novick
Surgical learning curves
Patient and organizational safety
Metrics
H-Index
i10 Index
Citation
62
136
16,260
Susan Scollie
Hearing Loss
Hearing Aids
Signal Processing
Outcome Measurement
Early Intervention
Metrics
H-Index
i10 Index
Citation
39
103
5,151
Fred Dick
retinoblastoma protein
cancer
cell cycle
cell division
Metrics
H-Index
i10 Index
Citation
39
61
5,555
Robert Hammond
Pathology
Neuroscience
Neurology
Neurosurgery
Metrics
H-Index
i10 Index
Citation
36
85
6,767
David Purcell
auditory evoked potentials
auditory feedback
otoacoustic emissions
Metrics
H-Index
i10 Index
Citation
26
47
4,004
Sheila Moodie
parent support
pediatric amplification
knowledge translation
listening
multimedia intervention
Metrics
H-Index
i10 Index
Citation
24
41
2,728
* Rankings
Ranking Based On Selection :11
Christina A Castellani
Cardiovascular Disease
Epigenetics
Bioinformatics
Monozygotic Twins
Mitochondrial DNA
Metrics
H-Index
i10 Index
Citation
23
31
1,632
Rankings
Ranking Based On Selection: 1
Subrata Chakrabarti
Metrics
H-Index
i10 Index
Citation Counts
77
220
16,709
Rankings
Ranking Based On Selection: 2
Richard J Novick
Metrics
H-Index
i10 Index
Citation Counts
62
136
16,260
Surgical learning curves
Patient and organizational safety
Rankings
Ranking Based On Selection: 3
John R Bend
Metrics
H-Index
i10 Index
Citation Counts
56
187
10,722
Rankings
Ranking Based On Selection: 4
Susan Scollie
Metrics
H-Index
i10 Index
Citation Counts
39
103
5,151
Hearing Loss
Hearing Aids
Signal Processing
Outcome Measurement
Early Intervention
Rankings
Ranking Based On Selection: 5
Fred Dick
Metrics
H-Index
i10 Index
Citation Counts
39
61
5,555
retinoblastoma protein
cancer
cell cycle
cell division
Rankings
Ranking Based On Selection: 6
David Driman
Metrics
H-Index
i10 Index
Citation Counts
38
64
5,496
Rankings
Ranking Based On Selection: 7
Robert Hammond
Metrics
H-Index
i10 Index
Citation Counts
36
85
6,767
Pathology
Neuroscience
Neurology
Neurosurgery
Rankings
Ranking Based On Selection: 8
David Purcell
Metrics
H-Index
i10 Index
Citation Counts
26
47
4,004
auditory evoked potentials
auditory feedback
otoacoustic emissions
Rankings
Ranking Based On Selection: 9
Sheila Moodie
Metrics
H-Index
i10 Index
Citation Counts
24
41
2,728
parent support
pediatric amplification
knowledge translation
listening
multimedia intervention
Rankings
Ranking Based On Selection: 10
Matthew Cecchini
Metrics
H-Index
i10 Index
Citation Counts
23
34
2,242
Rankings
Ranking Based On Selection: 11
Christina A Castellani
Metrics
H-Index
i10 Index
Citation Counts
23
31
1,632
Cardiovascular Disease
Epigenetics
Bioinformatics
Monozygotic Twins
Mitochondrial DNA
Rankings
Ranking Based On Selection: 13
Josh Del Papa
Metrics
H-Index
i10 Index
Citation Counts
7
6
227