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" (875,720 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
Amanda L Rebar
Behavior Change
Psychology
Habits
Motivation
Mental Health
Metrics
H-Index
i10 Index
Citation
56
139
10,521
* Rankings
Ranking Based On Selection: 2
Kevin R Ronan
Clinical psychology
youth and families
disasters
schizophrenia
homework in therapy
Metrics
H-Index
i10 Index
Citation
52
102
10,898
* Rankings
Ranking Based On Selection: 3
Matthew Browne
gambling
addiction
mathematical psychology
delusional beliefs
Metrics
H-Index
i10 Index
Citation
45
143
7,467
* Rankings
Ranking Based On Selection: 5
Michele Lastella
Sleep
Circadian Rhythms
Elite Sports
Sports Psychology
Metrics
H-Index
i10 Index
Citation
34
56
4,349
* Rankings
Ranking Based On Selection: 6
Lee Di Milia
Psychology
Individual differences
Sleep
Thriving
Metrics
H-Index
i10 Index
Citation
34
53
5,580
* Rankings
Ranking Based On Selection: 7
Adam Gerace
Empathy
Perspective Taking
Psychology
Mental Health
Metrics
H-Index
i10 Index
Citation
29
45
2,176
* Rankings
Ranking Based On Selection: 10
Anjum Naweed
Cognitive Psychology
Human Factors
Human-machine relations
Metrics
H-Index
i10 Index
Citation
26
61
2,208

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* Rankings
Ranking Based On Selection: 11
Danielle Every
Antiracism
refugee advocacy
social impacts of immigration
social psychology
communication
Metrics
H-Index
i10 Index
Citation
25
35
3,218
* Rankings
Ranking Based On Selection: 12
Jessica Paterson
psychology
sleep
mental health
shift work
fatigue
Metrics
H-Index
i10 Index
Citation
22
34
1,806
* Rankings
Ranking Based On Selection: 13
Paul Duckett
Critical Psychology
Community Psychology
Disability Studies
Metrics
H-Index
i10 Index
Citation
21
27
4,872
* Rankings
Ranking Based On Selection: 14
Claire L Thompson
Clinical psychology
ageing
MCI/dementia
vulnerable children
program evaluation.
Metrics
H-Index
i10 Index
Citation
20
26
2,439
* Rankings
Ranking Based On Selection: 15
Cassy Dittman
parenting
child development
adolescent development
Metrics
H-Index
i10 Index
Citation
17
21
1,072
Trixie James
adult learning
teaching practices
positive psychology
Metrics
H-Index
i10 Index
Citation
8
6
175
Rankings
Ranking Based On Selection: 1
Amanda L Rebar
Metrics
H-Index
i10 Index
Citation Counts
56
139
10,521
Behavior Change
Psychology
Habits
Motivation
Mental Health
Rankings
Ranking Based On Selection: 2
Kevin R Ronan
Metrics
H-Index
i10 Index
Citation Counts
52
102
10,898
Clinical psychology
youth and families
disasters
schizophrenia
homework in therapy
Rankings
Ranking Based On Selection: 3
Matthew Browne
Metrics
H-Index
i10 Index
Citation Counts
45
143
7,467
gambling
addiction
mathematical psychology
delusional beliefs
Rankings
Ranking Based On Selection: 4
Matthew Rockloff
Metrics
H-Index
i10 Index
Citation Counts
39
115
6,049
Rankings
Ranking Based On Selection: 5
Michele Lastella
Metrics
H-Index
i10 Index
Citation Counts
34
56
4,349
Sleep
Circadian Rhythms
Elite Sports
Sports Psychology
Rankings
Ranking Based On Selection: 6
Lee Di Milia
Metrics
H-Index
i10 Index
Citation Counts
34
53
5,580
Psychology
Individual differences
Sleep
Thriving
Rankings
Ranking Based On Selection: 7
Adam Gerace
Metrics
H-Index
i10 Index
Citation Counts
29
45
2,176
Empathy
Perspective Taking
Psychology
Mental Health
Rankings
Ranking Based On Selection: 8
Bradley P Smith
Metrics
H-Index
i10 Index
Citation Counts
29
65
2,665
Rankings
Ranking Based On Selection: 9
Tania Signal
Metrics
H-Index
i10 Index
Citation Counts
27
49
2,993
Rankings
Ranking Based On Selection: 10
Anjum Naweed
Metrics
H-Index
i10 Index
Citation Counts
26
61
2,208
Cognitive Psychology
Human Factors
Human-machine relations

Maximize your institution's potential with our 360° Institutional Analysis Subscription and Institutional Exclusive Package, offering comprehensive insights and strategic advantages.

Rankings
Ranking Based On Selection: 11
Danielle Every
Metrics
H-Index
i10 Index
Citation Counts
25
35
3,218
Antiracism
refugee advocacy
social impacts of immigration
social psychology
communication
Rankings
Ranking Based On Selection: 12
Jessica Paterson
Metrics
H-Index
i10 Index
Citation Counts
22
34
1,806
psychology
sleep
mental health
shift work
fatigue
Rankings
Ranking Based On Selection: 13
Paul Duckett
Metrics
H-Index
i10 Index
Citation Counts
21
27
4,872
Critical Psychology
Community Psychology
Disability Studies
Rankings
Ranking Based On Selection: 14
Claire L Thompson
Metrics
H-Index
i10 Index
Citation Counts
20
26
2,439
Clinical psychology
ageing
MCI/dementia
vulnerable children
program evaluation.
Rankings
Ranking Based On Selection: 15
Cassy Dittman
Metrics
H-Index
i10 Index
Citation Counts
17
21
1,072
parenting
child development
adolescent development
Rankings
Ranking Based On Selection: 16
Karena J Burke
Metrics
H-Index
i10 Index
Citation Counts
17
22
1,992
Rankings
Ranking Based On Selection: 17
Tina McAdie
Metrics
H-Index
i10 Index
Citation Counts
16
20
975
Rankings
Ranking Based On Selection: 18
George Stuart
Metrics
H-Index
i10 Index
Citation Counts
13
13
2,754
Rankings
Ranking Based On Selection: 19
Catherine Tulloch
Metrics
H-Index
i10 Index
Citation Counts
10
10
241
Rankings
Ranking Based On Selection: 20
Trixie James
Metrics
H-Index
i10 Index
Citation Counts
8
6
175
adult learning
teaching practices
positive psychology
Rankings
Ranking Based On Selection: 21
Summer Cannon
Metrics
H-Index
i10 Index
Citation Counts
6
4
192
Rankings
Ranking Based On Selection: 22
Hayley O'Donohoe Née Etherton
Metrics
H-Index
i10 Index
Citation Counts
5
5
186
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