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" (873,864 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
Jordan R Green
speech development
articulation
motor speech disorders
speech testing
speech biomechanics
Metrics
H-Index
i10 Index
Citation
52
136
8,263
* Rankings
Ranking Based On Selection :2
Tiffany Hogan
dyslexia
specific language impairment
word learning
speech sound disorders
literacy
Metrics
H-Index
i10 Index
Citation
40
69
7,799
* Rankings
Ranking Based On Selection :3
Diane Feeney Mahoney
gerontechnology
research in Alzheimers caregiving interventions
Metrics
H-Index
i10 Index
Citation
34
58
5,543
* Rankings
Ranking Based On Selection :4
Prudence Plummer
Neurological rehabilitation
stroke
gait
cognition
cognitive-motor interference
Metrics
H-Index
i10 Index
Citation
31
47
4,368
* Rankings
Ranking Based On Selection :5
Jarrad H Van Stan
Voice Disorders
Swallowing Disorders
Assessment
Rehabilitation
Outcomes
Metrics
H-Index
i10 Index
Citation
28
48
2,432
* Rankings
Ranking Based On Selection :6
Annie B Fox
Stigma
Mental Health
Well-being
Quantitative Methods
Metrics
H-Index
i10 Index
Citation
25
39
3,280
* Rankings
Ranking Based On Selection :7
Joanna Christodoulou
Reading
Dyslexia
Cognitive Neuroscience
Metrics
H-Index
i10 Index
Citation
25
36
3,703
Janis P Bellack
nursing education
health professions education
leadership
higher education
Metrics
H-Index
i10 Index
Citation
22
44
1,485
Peter S Cahn
interprofessional education
qualitative methods
faculty development
anthropology
anti-racism
Metrics
H-Index
i10 Index
Citation
15
20
893
* Rankings
Ranking Based On Selection :11
Alex Johnson
Health Professions Education and Leadership
Aphasia
Speech Language Pathology
Metrics
H-Index
i10 Index
Citation
12
13
5,137
* Rankings
Ranking Based On Selection :12
Bobbie Ann Adair White
teams
leadership
medical and health professions education
conflict
emotional intelligence
Metrics
H-Index
i10 Index
Citation
11
13
436
* Rankings
Ranking Based On Selection :13
Elissa Ladd
health policy
nursing
pharmaceutical policy
global health
Metrics
H-Index
i10 Index
Citation
11
12
1,009
* Rankings
Ranking Based On Selection :15
Sofia Vallila-Rohter
Aphasia
Language
Aphasia Rehabilitation
Learning
Stroke
Metrics
H-Index
i10 Index
Citation
10
12
434
* Rankings
Ranking Based On Selection :16
Michelle Dannenberg
Patient Centered Care
Health Services Research
Shared Decision Making
Metrics
H-Index
i10 Index
Citation
10
11
427
Egide Abahuje
Simulation medical education
Global Surgery
Metrics
H-Index
i10 Index
Citation
9
8
292
Abraham Ndiwane
Cultural competency
Health equity & Policy
Teaching with simulation
Metrics
H-Index
i10 Index
Citation
9
9
295
Shweta Gore
cardiovascular disease
COPD
physical activity
outcomes
Metrics
H-Index
i10 Index
Citation
8
6
234
Meredith Scannell
Violence Against Women
HIV Prevention
sexual assault
midwifery
moral injury
Metrics
H-Index
i10 Index
Citation
7
5
216
Lauren S Baron
dyslexia
developmental language disorder
executive function
literacy
educational technology
Metrics
H-Index
i10 Index
Citation
7
5
190
Janet Kneiss
biomechanics
hip fracture
sit to stand
Metrics
H-Index
i10 Index
Citation
5
5
132
Stephen Wechsler
cancer-related fatigue
postural control
cancer survivorship
Metrics
H-Index
i10 Index
Citation
5
2
72
Yuchao Wang
cognitive neuroscience
neurophysiology
fMRI
TMS
Metrics
H-Index
i10 Index
Citation
4
3
56
Melissa Feller
reading
writing
dyslexia
developmental language disorder
assessment practices
Metrics
H-Index
i10 Index
Citation
4
3
70
Xue Bao
DLD
Dyslexia
Bilingualism
Child Language
Metrics
H-Index
i10 Index
Citation
3
2
265
Kevin Berner
occupational therapy
assistive technology
neurological rehabilitation
accessibility
Metrics
H-Index
i10 Index
Citation
2
1
42
Rebecca Inzana
Interprofessional Education
Medical Speech-Pathology
Speech-Language Pathology
Simulation in Healthcare
Health Professions Education
Metrics
H-Index
i10 Index
Citation
2
1
21
Angela Ayre
language and literacy development and disorders
learning disabilities
bilingualism and multilingualism
dyslexia
written expression
Metrics
H-Index
i10 Index
Citation
2
0
14
Rankings
Ranking Based On Selection: 1
Jordan R Green
Metrics
H-Index
i10 Index
Citation Counts
52
136
8,263
speech development
articulation
motor speech disorders
speech testing
speech biomechanics
Rankings
Ranking Based On Selection: 2
Tiffany Hogan
Metrics
H-Index
i10 Index
Citation Counts
40
69
7,799
dyslexia
specific language impairment
word learning
speech sound disorders
literacy
Rankings
Ranking Based On Selection: 3
Diane Feeney Mahoney
Metrics
H-Index
i10 Index
Citation Counts
34
58
5,543
gerontechnology
research in Alzheimers caregiving interventions
Rankings
Ranking Based On Selection: 4
Prudence Plummer
Metrics
H-Index
i10 Index
Citation Counts
31
47
4,368
Neurological rehabilitation
stroke
gait
cognition
cognitive-motor interference
Rankings
Ranking Based On Selection: 5
Jarrad H Van Stan
Metrics
H-Index
i10 Index
Citation Counts
28
48
2,432
Voice Disorders
Swallowing Disorders
Assessment
Rehabilitation
Outcomes
Rankings
Ranking Based On Selection: 6
Annie B Fox
Metrics
H-Index
i10 Index
Citation Counts
25
39
3,280
Stigma
Mental Health
Well-being
Quantitative Methods
Rankings
Ranking Based On Selection: 7
Joanna Christodoulou
Metrics
H-Index
i10 Index
Citation Counts
25
36
3,703
Reading
Dyslexia
Cognitive Neuroscience
Rankings
Ranking Based On Selection: 8
Janis P Bellack
Metrics
H-Index
i10 Index
Citation Counts
22
44
1,485
nursing education
health professions education
leadership
higher education
Rankings
Ranking Based On Selection: 9
Peter S Cahn
Metrics
H-Index
i10 Index
Citation Counts
15
20
893
interprofessional education
qualitative methods
faculty development
anthropology
anti-racism
Rankings
Ranking Based On Selection: 10
Ariel Schwartz
Metrics
H-Index
i10 Index
Citation Counts
14
25
742
Rankings
Ranking Based On Selection: 11
Alex Johnson
Metrics
H-Index
i10 Index
Citation Counts
12
13
5,137
Health Professions Education and Leadership
Aphasia
Speech Language Pathology
Rankings
Ranking Based On Selection: 12
Bobbie Ann Adair White
Metrics
H-Index
i10 Index
Citation Counts
11
13
436
teams
leadership
medical and health professions education
conflict
emotional intelligence
Rankings
Ranking Based On Selection: 13
Elissa Ladd
Metrics
H-Index
i10 Index
Citation Counts
11
12
1,009
health policy
nursing
pharmaceutical policy
global health
Rankings
Ranking Based On Selection: 14
Charles Haynes
Metrics
H-Index
i10 Index
Citation Counts
11
11
397
dyslexia
reading
language
Rankings
Ranking Based On Selection: 15
Sofia Vallila-Rohter
Metrics
H-Index
i10 Index
Citation Counts
10
12
434
Aphasia
Language
Aphasia Rehabilitation
Learning
Stroke
Rankings
Ranking Based On Selection: 16
Michelle Dannenberg
Metrics
H-Index
i10 Index
Citation Counts
10
11
427
Patient Centered Care
Health Services Research
Shared Decision Making
Rankings
Ranking Based On Selection: 17
Egide Abahuje
Metrics
H-Index
i10 Index
Citation Counts
9
8
292
Simulation medical education
Global Surgery
Rankings
Ranking Based On Selection: 18
Abraham Ndiwane
Metrics
H-Index
i10 Index
Citation Counts
9
9
295
Cultural competency
Health equity & Policy
Teaching with simulation
Rankings
Ranking Based On Selection: 19
Rita Olans
Metrics
H-Index
i10 Index
Citation Counts
8
8
588
Rankings
Ranking Based On Selection: 20
Shweta Gore
Metrics
H-Index
i10 Index
Citation Counts
8
6
234
cardiovascular disease
COPD
physical activity
outcomes
Rankings
Ranking Based On Selection: 21
Brian D Richburg
Metrics
H-Index
i10 Index
Citation Counts
8
7
263
Rankings
Ranking Based On Selection: 22
Clara Gona
Metrics
H-Index
i10 Index
Citation Counts
7
7
238
HIV
Cardiovascular Disease
Rankings
Ranking Based On Selection: 23
Keshrie Naidoo
Metrics
H-Index
i10 Index
Citation Counts
7
6
193
cultural and linguistic diversity
educational equity
Rankings
Ranking Based On Selection: 24
Meredith Scannell
Metrics
H-Index
i10 Index
Citation Counts
7
5
216
Violence Against Women
HIV Prevention
sexual assault
midwifery
moral injury
Rankings
Ranking Based On Selection: 25
Lauren S Baron
Metrics
H-Index
i10 Index
Citation Counts
7
5
190
dyslexia
developmental language disorder
executive function
literacy
educational technology
Rankings
Ranking Based On Selection: 26
Erin Coughlin
Metrics
H-Index
i10 Index
Citation Counts
6
6
390
Rankings
Ranking Based On Selection: 27
Janet Kneiss
Metrics
H-Index
i10 Index
Citation Counts
5
5
132
biomechanics
hip fracture
sit to stand
Rankings
Ranking Based On Selection: 28
Cathy Schmidt
Metrics
H-Index
i10 Index
Citation Counts
5
2
169
Rankings
Ranking Based On Selection: 29
Stephen Wechsler
Metrics
H-Index
i10 Index
Citation Counts
5
2
72
cancer-related fatigue
postural control
cancer survivorship
Rankings
Ranking Based On Selection: 30
Yuchao Wang
Metrics
H-Index
i10 Index
Citation Counts
4
3
56
cognitive neuroscience
neurophysiology
fMRI
TMS
Rankings
Ranking Based On Selection: 31
Kathryn Sabo
Metrics
H-Index
i10 Index
Citation Counts
4
2
140
Rankings
Ranking Based On Selection: 32
Samantha L. Bernstein
Metrics
H-Index
i10 Index
Citation Counts
4
1
79
Rankings
Ranking Based On Selection: 33
Jessica G. Bell
Metrics
H-Index
i10 Index
Citation Counts
4
3
58
academic libraries
information literacy
faculty development
Rankings
Ranking Based On Selection: 34
Melissa Feller
Metrics
H-Index
i10 Index
Citation Counts
4
3
70
reading
writing
dyslexia
developmental language disorder
assessment practices
Rankings
Ranking Based On Selection: 35
Brian Lasonde
Metrics
H-Index
i10 Index
Citation Counts
3
3
123
Rankings
Ranking Based On Selection: 36
Xue Bao
Metrics
H-Index
i10 Index
Citation Counts
3
2
265
DLD
Dyslexia
Bilingualism
Child Language
Rankings
Ranking Based On Selection: 37
Alexis Cushman
Metrics
H-Index
i10 Index
Citation Counts
3
2
44
Rankings
Ranking Based On Selection: 38
Ryan Tappin
Metrics
H-Index
i10 Index
Citation Counts
3
0
18
Rankings
Ranking Based On Selection: 39
Kevin Berner
Metrics
H-Index
i10 Index
Citation Counts
2
1
42
occupational therapy
assistive technology
neurological rehabilitation
accessibility
Rankings
Ranking Based On Selection: 40
Caitlin Corrieri
Metrics
H-Index
i10 Index
Citation Counts
2
1
24
K-12 Education
English language arts
Reading
Literacy
Rankings
Ranking Based On Selection: 41
Rebecca Inzana
Metrics
H-Index
i10 Index
Citation Counts
2
1
21
Interprofessional Education
Medical Speech-Pathology
Speech-Language Pathology
Simulation in Healthcare
Health Professions Education
Rankings
Ranking Based On Selection: 42
Angela Ayre
Metrics
H-Index
i10 Index
Citation Counts
2
0
14
language and literacy development and disorders
learning disabilities
bilingualism and multilingualism
dyslexia
written expression
Rankings
Ranking Based On Selection: 43
Carine Luxama
Metrics
H-Index
i10 Index
Citation Counts
1
0
7
Psychiatric Mental Health Nursing
Minority Mental Health