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" (870,053 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
Jan Alexander
Environmental Medicine
Toxicology
Food Safety
Nutrition
Metrics
H-Index
i10 Index
Citation
85
331
23,906
* Rankings
Ranking Based On Selection: 9
Katrine Mari Owe
kvinnehelse
reproduktiv epidemiologi
fysisk aktivitet
statistikk
Metrics
H-Index
i10 Index
Citation
19
23
2,256

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* Rankings
Ranking Based On Selection: 14
Jørgen E. Midtbø
Infectious disease models
bayesian inference
vaccine effectiveness
Metrics
H-Index
i10 Index
Citation
13
13
434
* Rankings
Ranking Based On Selection: 15
Miriam Gjerdevik
Statistics
Method development
Genetic Epidemiology
Software Implementations
Metrics
H-Index
i10 Index
Citation
12
14
445
* Rankings
Ranking Based On Selection: 16
Maren Sand Helland
Family psychology
family diversity
interparental conflicts
child mental health
Metrics
H-Index
i10 Index
Citation
12
13
486
* Rankings
Ranking Based On Selection: 18
Yunsung Lee
GWAS
EWAS
biostatistics
epigenetic aging
epidemiology.
Metrics
H-Index
i10 Index
Citation
11
11
517
* Rankings
Ranking Based On Selection: 20
Maria Bjerk
Health promotion
Ageing
Home care
Falls prevention
Quality of life
Metrics
H-Index
i10 Index
Citation
10
10
413
* Rankings
Ranking Based On Selection: 21
Evangel Kummari
Immunology
Toxicology
Drug discovery
Neuroscience
Infectious diseases/Host pathogen Interaction
Metrics
H-Index
i10 Index
Citation
10
10
343
* Rankings
Ranking Based On Selection: 22
Anders Skyrud Danielsen
epidemiology
infectious diseases
covid-19
antimicrobial resistance
cancer
Metrics
H-Index
i10 Index
Citation
10
10
339
* Rankings
Ranking Based On Selection: 24
Viktor Schønning
Sleep
DBT
childhood maltreatment
social media
mental health
Metrics
H-Index
i10 Index
Citation
9
9
520
* Rankings
Ranking Based On Selection: 25
Fredrik Methi
COVID-19
SARS-CoV-2
Statistics
Conflicts
Peace
Metrics
H-Index
i10 Index
Citation
9
8
329
* Rankings
Ranking Based On Selection: 28
Silje Baardstu|Silje Bardstu, Silje Bårdstu
Child mental health
Individual differences
Family dynamics
Methodology
Metrics
H-Index
i10 Index
Citation
8
8
227
* Rankings
Ranking Based On Selection: 29
Elizabeth F. Peacocke
Health systems
Access
Equity
Health policy
Public participation
Metrics
H-Index
i10 Index
Citation
8
8
188
* Rankings
Ranking Based On Selection: 31
Mari Grøsland
Quasi experiments
Economics
Health care
Metrics
H-Index
i10 Index
Citation
7
7
368
* Rankings
Ranking Based On Selection: 33
Adriano Winterton
PFAS
metals
environmental epidemiology
neurodevelopment
oxytocin
Metrics
H-Index
i10 Index
Citation
7
7
278
* Rankings
Ranking Based On Selection: 37
Petter Langlete
Bacteria
Viruses
Extracellular vesicles
Epidemiology
Metrics
H-Index
i10 Index
Citation
6
4
130
* Rankings
Ranking Based On Selection: 38
Michael Ogbe
Natural Resource Management
Citizen Engagement
Spatial Crowdsourcing
GIS/Remote Sensing
Energy &
Metrics
H-Index
i10 Index
Citation
6
2
76
* Rankings
Ranking Based On Selection: 41
Karoline Hansen Skåra
Epidemiology
Fertility
Cardiovascular health
Metrics
H-Index
i10 Index
Citation
5
4
250
* Rankings
Ranking Based On Selection: 43
Kristian Green Krogshus
well-being
mental health
public health
Metrics
H-Index
i10 Index
Citation
5
5
239
Rankings
Ranking Based On Selection: 1
Jan Alexander
Metrics
H-Index
i10 Index
Citation Counts
85
331
23,906
Environmental Medicine
Toxicology
Food Safety
Nutrition
Rankings
Ranking Based On Selection: 2
Haug LS
Metrics
H-Index
i10 Index
Citation Counts
63
128
12,761
Rankings
Ranking Based On Selection: 3
Ronny Myhre
Metrics
H-Index
i10 Index
Citation Counts
37
49
10,383
Rankings
Ranking Based On Selection: 4
Ketil Stordal
Metrics
H-Index
i10 Index
Citation Counts
36
86
4,907
Rankings
Ranking Based On Selection: 5
Anne Line Bretteville-Jensen
Metrics
H-Index
i10 Index
Citation Counts
25
49
2,096
Rankings
Ranking Based On Selection: 6
Ann-Karin Olsen
Metrics
H-Index
i10 Index
Citation Counts
23
35
2,200
Rankings
Ranking Based On Selection: 7
Ida Henriette Caspersen
Metrics
H-Index
i10 Index
Citation Counts
22
33
8,210
Rankings
Ranking Based On Selection: 8
Heather Munthe-Kaas
Metrics
H-Index
i10 Index
Citation Counts
20
26
5,973
Rankings
Ranking Based On Selection: 9
Katrine Mari Owe
Metrics
H-Index
i10 Index
Citation Counts
19
23
2,256
kvinnehelse
reproduktiv epidemiologi
fysisk aktivitet
statistikk
Rankings
Ranking Based On Selection: 10
Torleif Halkjelsvik
Metrics
H-Index
i10 Index
Citation Counts
19
30
963

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
Ingeborg Lund
Metrics
H-Index
i10 Index
Citation Counts
19
29
974
Rankings
Ranking Based On Selection: 12
Solveig Jore
Metrics
H-Index
i10 Index
Citation Counts
18
19
1,237
Rankings
Ranking Based On Selection: 13
Mari Vaage Wang
Metrics
H-Index
i10 Index
Citation Counts
16
22
1,178
Rankings
Ranking Based On Selection: 14
Jørgen E. Midtbø
Metrics
H-Index
i10 Index
Citation Counts
13
13
434
Infectious disease models
bayesian inference
vaccine effectiveness
Rankings
Ranking Based On Selection: 15
Miriam Gjerdevik
Metrics
H-Index
i10 Index
Citation Counts
12
14
445
Statistics
Method development
Genetic Epidemiology
Software Implementations
Rankings
Ranking Based On Selection: 16
Maren Sand Helland
Metrics
H-Index
i10 Index
Citation Counts
12
13
486
Family psychology
family diversity
interparental conflicts
child mental health
Rankings
Ranking Based On Selection: 17
Line Holtet Evensen
Metrics
H-Index
i10 Index
Citation Counts
11
13
357
Rankings
Ranking Based On Selection: 18
Yunsung Lee
Metrics
H-Index
i10 Index
Citation Counts
11
11
517
GWAS
EWAS
biostatistics
epigenetic aging
epidemiology.
Rankings
Ranking Based On Selection: 19
Kristine Blix
Metrics
H-Index
i10 Index
Citation Counts
11
11
383
Rankings
Ranking Based On Selection: 20
Maria Bjerk
Metrics
H-Index
i10 Index
Citation Counts
10
10
413
Health promotion
Ageing
Home care
Falls prevention
Quality of life
Rankings
Ranking Based On Selection: 21
Evangel Kummari
Metrics
H-Index
i10 Index
Citation Counts
10
10
343
Immunology
Toxicology
Drug discovery
Neuroscience
Infectious diseases/Host pathogen Interaction
Rankings
Ranking Based On Selection: 22
Anders Skyrud Danielsen
Metrics
H-Index
i10 Index
Citation Counts
10
10
339
epidemiology
infectious diseases
covid-19
antimicrobial resistance
cancer
Rankings
Ranking Based On Selection: 23
Ingrid Borren
Metrics
H-Index
i10 Index
Citation Counts
10
11
468
Rankings
Ranking Based On Selection: 24
Viktor Schønning
Metrics
H-Index
i10 Index
Citation Counts
9
9
520
Sleep
DBT
childhood maltreatment
social media
mental health
Rankings
Ranking Based On Selection: 25
Fredrik Methi
Metrics
H-Index
i10 Index
Citation Counts
9
8
329
COVID-19
SARS-CoV-2
Statistics
Conflicts
Peace
Rankings
Ranking Based On Selection: 26
Thea Steen Skogheim
Metrics
H-Index
i10 Index
Citation Counts
8
8
472
Rankings
Ranking Based On Selection: 27
Jonathan Wörn
Metrics
H-Index
i10 Index
Citation Counts
8
8
373
Rankings
Ranking Based On Selection: 28
Child mental health
Individual differences
Family dynamics
Methodology
Rankings
Ranking Based On Selection: 29
Elizabeth F. Peacocke
Metrics
H-Index
i10 Index
Citation Counts
8
8
188
Health systems
Access
Equity
Health policy
Public participation
Rankings
Ranking Based On Selection: 30
Ingeborg Hess Elgersma
Metrics
H-Index
i10 Index
Citation Counts
8
4
137
Rankings
Ranking Based On Selection: 31
Mari Grøsland
Metrics
H-Index
i10 Index
Citation Counts
7
7
368
Quasi experiments
Economics
Health care
Rankings
Ranking Based On Selection: 32
Magnus Nordmo
Metrics
H-Index
i10 Index
Citation Counts
7
7
316
Rankings
Ranking Based On Selection: 33
Adriano Winterton
Metrics
H-Index
i10 Index
Citation Counts
7
7
278
PFAS
metals
environmental epidemiology
neurodevelopment
oxytocin
Rankings
Ranking Based On Selection: 34
Nina Alexandersen
Metrics
H-Index
i10 Index
Citation Counts
7
6
282
Rankings
Ranking Based On Selection: 35
Kaia Kjørstad
Metrics
H-Index
i10 Index
Citation Counts
7
6
167
Rankings
Ranking Based On Selection: 36
Nicola M. Smith
Metrics
H-Index
i10 Index
Citation Counts
7
6
126
Rankings
Ranking Based On Selection: 37
Petter Langlete
Metrics
H-Index
i10 Index
Citation Counts
6
4
130
Bacteria
Viruses
Extracellular vesicles
Epidemiology
Rankings
Ranking Based On Selection: 38
Michael Ogbe
Metrics
H-Index
i10 Index
Citation Counts
6
2
76
Natural Resource Management
Citizen Engagement
Spatial Crowdsourcing
GIS/Remote Sensing
Energy &
Rankings
Ranking Based On Selection: 39
Hans Bugge Bergsund
Metrics
H-Index
i10 Index
Citation Counts
6
5
273
Rankings
Ranking Based On Selection: 40
Ragnhild Valen
Metrics
H-Index
i10 Index
Citation Counts
6
5
194
Rankings
Ranking Based On Selection: 41
Karoline Hansen Skåra
Metrics
H-Index
i10 Index
Citation Counts
5
4
250
Epidemiology
Fertility
Cardiovascular health
Rankings
Ranking Based On Selection: 42
Maja Weemes Grøtting
Metrics
H-Index
i10 Index
Citation Counts
5
3
155
Rankings
Ranking Based On Selection: 43
Kristian Green Krogshus
Metrics
H-Index
i10 Index
Citation Counts
5
5
239
well-being
mental health
public health
Rankings
Ranking Based On Selection: 44
Kristian Bandlien Kraft
Metrics
H-Index
i10 Index
Citation Counts
4
2
90
Rankings
Ranking Based On Selection: 45
Kjell Tjensvoll
Metrics
H-Index
i10 Index
Citation Counts
2
0
12