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" (873,688 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
John P Hirdes
health care
aging
mental health
home care
nursing homes
Metrics
H-Index
i10 Index
Citation
71
263
18,782
* Rankings
Ranking Based On Selection: 2
Robert Kaba Alhassan
Implementation research
patient safety and quality care
staff motivation
health financing
nursing education
Metrics
H-Index
i10 Index
Citation
36
62
16,955
Clarissa Terenzi Seixas
Public Health
Nursing Science
Home Health Care
Public Health Policies
Postmodernity
Metrics
H-Index
i10 Index
Citation
18
29
1,857
* Rankings
Ranking Based On Selection: 8
Cassandra Arroyo
Epidemiology
biostatistics
social determinants
health disparities
diabetes
Metrics
H-Index
i10 Index
Citation
18
22
1,925

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Sanggon Nam
Public Health
Social Epidemiology
Health Administration
Gerontology
Nursing
Metrics
H-Index
i10 Index
Citation
9
9
217
Sookja Choi
public health
health policy and management
community health nursing
Metrics
H-Index
i10 Index
Citation
8
7
246
Aida L Egues
Public Health
Community Health
Mentoring
Acute Care & Chronic Care Medical Surgical Nursing
Metrics
H-Index
i10 Index
Citation
5
4
252
* Rankings
Ranking Based On Selection: 26
Paulo Martin Villanueva
Public Health
Clinical Epidemiology
Nursing and Midwifery Research
Medical and Health Science
Educational Management
Metrics
H-Index
i10 Index
Citation
2
2
97
* Rankings
Ranking Based On Selection: 27
Lailatul Fadilah
public health
Health profesional
nursing
psychiatric nursing
Metrics
H-Index
i10 Index
Citation
2
1
23
Rankings
Ranking Based On Selection: 1
John P Hirdes
Metrics
H-Index
i10 Index
Citation Counts
71
263
18,782
Rankings
Ranking Based On Selection: 2
Robert Kaba Alhassan
Metrics
H-Index
i10 Index
Citation Counts
36
62
16,955
Implementation research
patient safety and quality care
staff motivation
health financing
nursing education
Rankings
Ranking Based On Selection: 3
Dedsy Yajaira Berbesi Fernandez
Metrics
H-Index
i10 Index
Citation Counts
25
61
2,079
Rankings
Ranking Based On Selection: 4
Jacirema Gonçalves
Metrics
H-Index
i10 Index
Citation Counts
21
37
1,548
epidemiology
nursing
environmental sciences
infectious diseases
Rankings
Ranking Based On Selection: 5
Dimitrios Papagiannis
Metrics
H-Index
i10 Index
Citation Counts
20
38
1,651
Rankings
Ranking Based On Selection: 6
Malakeh Malak
Metrics
H-Index
i10 Index
Citation Counts
19
41
1,489
Rankings
Ranking Based On Selection: 7
Clarissa Terenzi Seixas
Metrics
H-Index
i10 Index
Citation Counts
18
29
1,857
Public Health
Nursing Science
Home Health Care
Public Health Policies
Postmodernity
Rankings
Ranking Based On Selection: 8
Cassandra Arroyo
Metrics
H-Index
i10 Index
Citation Counts
18
22
1,925
Epidemiology
biostatistics
social determinants
health disparities
diabetes
Rankings
Ranking Based On Selection: 9
Rebecca L Garcia
Metrics
H-Index
i10 Index
Citation Counts
12
14
439

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Rankings
Ranking Based On Selection: 11
Hans Hadders
Metrics
H-Index
i10 Index
Citation Counts
11
11
343
Social Anthropology
end-of-life studies
palliative care
Nursing
Rankings
Ranking Based On Selection: 12
Sarieh Poortaghi
Metrics
H-Index
i10 Index
Citation Counts
10
11
611
Rankings
Ranking Based On Selection: 13
Sanggon Nam
Metrics
H-Index
i10 Index
Citation Counts
9
9
217
Public Health
Social Epidemiology
Health Administration
Gerontology
Nursing
Rankings
Ranking Based On Selection: 14
Sookja Choi
Metrics
H-Index
i10 Index
Citation Counts
8
7
246
public health
health policy and management
community health nursing
Rankings
Ranking Based On Selection: 15
Peter Jennings
Metrics
H-Index
i10 Index
Citation Counts
6
5
395
Diabetes
Health Technology
Education
Nursing
Online Communities
Rankings
Ranking Based On Selection: 16
Indah Yuliani
Metrics
H-Index
i10 Index
Citation Counts
6
3
106
Rankings
Ranking Based On Selection: 17
Selamawit Zewdu
Metrics
H-Index
i10 Index
Citation Counts
5
4
265
Rankings
Ranking Based On Selection: 18
Aida L Egues
Metrics
H-Index
i10 Index
Citation Counts
5
4
252
Public Health
Community Health
Mentoring
Acute Care & Chronic Care Medical Surgical Nursing
Rankings
Ranking Based On Selection: 19
Adekemi Oyepeju Akinpelu
Metrics
H-Index
i10 Index
Citation Counts
5
4
90
Rankings
Ranking Based On Selection: 20
Ueamporn Summart
Metrics
H-Index
i10 Index
Citation Counts
4
2
128
Rankings
Ranking Based On Selection: 21
Christian F. Juna
Metrics
H-Index
i10 Index
Citation Counts
4
2
84
Rankings
Ranking Based On Selection: 22
Kartin Buheli
Metrics
H-Index
i10 Index
Citation Counts
4
2
78
Rankings
Ranking Based On Selection: 23
Suzan Zamzam
Metrics
H-Index
i10 Index
Citation Counts
4
3
134
Rankings
Ranking Based On Selection: 24
Aditha Angga Pratama
Metrics
H-Index
i10 Index
Citation Counts
3
1
53
Rankings
Ranking Based On Selection: 25
Veysel Kizilarslan
Metrics
H-Index
i10 Index
Citation Counts
3
0
24
Rankings
Ranking Based On Selection: 26
Paulo Martin Villanueva
Metrics
H-Index
i10 Index
Citation Counts
2
2
97
Public Health
Clinical Epidemiology
Nursing and Midwifery Research
Medical and Health Science
Educational Management
Rankings
Ranking Based On Selection: 27
Lailatul Fadilah
Metrics
H-Index
i10 Index
Citation Counts
2
1
23
public health
Health profesional
nursing
psychiatric nursing
Rankings
Ranking Based On Selection: 28
Yousef Fahajan
Metrics
H-Index
i10 Index
Citation Counts
0
0
0