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" (873,690 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
Oskar Hansson
Alzheimer's disease
Parkinson's disease
Biomarkers
Brain imaging
Amyloid
Metrics
H-Index
i10 Index
Citation
136
503
66,375
* Rankings
Ranking Based On Selection: 3
Niklas Mattsson Carlgren
neurology
biomarkers
dementia
Alzheimer's disease
Metrics
H-Index
i10 Index
Citation
97
274
37,891
* Rankings
Ranking Based On Selection: 4
Sebastian Palmqvist
Mild Cognitive Impairment
Dementia
Alzheimer's disease
Cognition
Biomarkers
Metrics
H-Index
i10 Index
Citation
64
129
18,678
* Rankings
Ranking Based On Selection: 5
Gunnar Keppler Gouras
Alzheimer's disease
Aging
Dementia
Parkinson's disease
Metrics
H-Index
i10 Index
Citation
54
92
16,065
* Rankings
Ranking Based On Selection: 6
Ruben Smith
neurobiology
neurology
neuroscience
Metrics
H-Index
i10 Index
Citation
52
78
11,498
* Rankings
Ranking Based On Selection: 7
Andreas Puschmann
Genetics
Movement Disorders
Parkinson Disease
Dystonia
Ataxia
Metrics
H-Index
i10 Index
Citation
37
68
5,886
* Rankings
Ranking Based On Selection: 8
Nicholas C Cullen
Neurology
Rare Diseases
Clinical Trials
Biomarkers
Biostatistics
Metrics
H-Index
i10 Index
Citation
29
37
4,802
Jonathan Timpka
Parkinson's disease
Movement disorders
Clinical Neurology
Metrics
H-Index
i10 Index
Citation
9
8
272
Rankings
Ranking Based On Selection: 1
Oskar Hansson
Metrics
H-Index
i10 Index
Citation Counts
136
503
66,375
Alzheimer's disease
Parkinson's disease
Biomarkers
Brain imaging
Amyloid
Rankings
Ranking Based On Selection: 2
Bo Norrving
Metrics
H-Index
i10 Index
Citation Counts
128
374
175,688
Rankings
Ranking Based On Selection: 3
Niklas Mattsson Carlgren
Metrics
H-Index
i10 Index
Citation Counts
97
274
37,891
neurology
biomarkers
dementia
Alzheimer's disease
Rankings
Ranking Based On Selection: 4
Sebastian Palmqvist
Metrics
H-Index
i10 Index
Citation Counts
64
129
18,678
Mild Cognitive Impairment
Dementia
Alzheimer's disease
Cognition
Biomarkers
Rankings
Ranking Based On Selection: 5
Gunnar Keppler Gouras
Metrics
H-Index
i10 Index
Citation Counts
54
92
16,065
Alzheimer's disease
Aging
Dementia
Parkinson's disease
Rankings
Ranking Based On Selection: 6
Ruben Smith
Metrics
H-Index
i10 Index
Citation Counts
52
78
11,498
Rankings
Ranking Based On Selection: 7
Andreas Puschmann
Metrics
H-Index
i10 Index
Citation Counts
37
68
5,886
Genetics
Movement Disorders
Parkinson Disease
Dystonia
Ataxia
Rankings
Ranking Based On Selection: 8
Nicholas C Cullen
Metrics
H-Index
i10 Index
Citation Counts
29
37
4,802
Neurology
Rare Diseases
Clinical Trials
Biomarkers
Biostatistics
Rankings
Ranking Based On Selection: 9
Jonathan Timpka
Metrics
H-Index
i10 Index
Citation Counts
9
8
272
Parkinson's disease
Movement disorders
Clinical Neurology