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: 2
Tracy Levett jones
Belongingness
Clinical reasoning
Information and communication technology
Patient safety
Quality use of medicines
Metrics
H-Index
i10 Index
Citation
69
169
17,488
* Rankings
Ranking Based On Selection: 5
Bronwyn Hemsley
AAC
Augmentative and Alternative Communication
hospital
nursing
carers
Metrics
H-Index
i10 Index
Citation
37
81
4,116
* Rankings
Ranking Based On Selection: 6
Anthony Paul Tony O Brien
general and mental health nursing
public health
clinical research
Metrics
H-Index
i10 Index
Citation
34
69
4,457
* Rankings
Ranking Based On Selection: 8
Pamela Van Der Riet
Palliative care
Chronic illness
Complementary Therapies
Cancer nursing
Attitudes of nurses to the older person
Metrics
H-Index
i10 Index
Citation
33
60
4,229
Teresa Elizabeth Stone
mental health
cross-cultural nursing
leadership
verbal aggression
Metrics
H-Index
i10 Index
Citation
32
58
2,759

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* Rankings
Ranking Based On Selection: 11
Regina Lai Tong Lee
Unstructured Free Play in Early Learning Policy
Child and adolescent health nursing
School Nursing
Child and Adolescent Healt
Metrics
H-Index
i10 Index
Citation
29
49
9,807
* Rankings
Ranking Based On Selection: 13
Michael Hazelton
Mental health nursing
mental health
sociology of mental health
Metrics
H-Index
i10 Index
Citation
23
31
2,946
* Rankings
Ranking Based On Selection: 14
Rhonda L Wilson
Mental health nursing
digitally enhanced recovery
rural and regional health
health technology
e
Metrics
H-Index
i10 Index
Citation
22
35
1,611
* Rankings
Ranking Based On Selection: 16
Lyndall Mollart
Midwifery
Towards Normal Birth
Reflexology
Acupressure
Stress and burnout
Metrics
H-Index
i10 Index
Citation
16
17
1,138
* Rankings
Ranking Based On Selection: 17
Jenny Day
Delirium
older people
qualitative research
community health
consumer directed care
Metrics
H-Index
i10 Index
Citation
11
12
462
Oliver Higgins
Nursing
Mental Health
Machine Learning
Artificial Intelligence
IoT
Metrics
H-Index
i10 Index
Citation
3
3
116
Jessica Wood
Midwifery
Virtual Reality
Educational Pedagogies
Teaching Methods
Metrics
H-Index
i10 Index
Citation
3
1
99
Minah Amor Gaviola
older people
residential aged care
dementia
palliative care
Metrics
H-Index
i10 Index
Citation
3
1
78
Fiona Little
mental health nursing workforce development
rural health
philosophical hermeneutics
Metrics
H-Index
i10 Index
Citation
3
1
29
Rankings
Ranking Based On Selection: 1
Brenda Happell
Metrics
H-Index
i10 Index
Citation Counts
79
402
23,151
Rankings
Ranking Based On Selection: 2
Tracy Levett jones
Metrics
H-Index
i10 Index
Citation Counts
69
169
17,488
Belongingness
Clinical reasoning
Information and communication technology
Patient safety
Quality use of medicines
Rankings
Ranking Based On Selection: 3
Vanessa Mcdonald
Metrics
H-Index
i10 Index
Citation Counts
53
139
10,940
Rankings
Ranking Based On Selection: 4
Kerry J Inder
Metrics
H-Index
i10 Index
Citation Counts
40
76
4,889
Rankings
Ranking Based On Selection: 5
Bronwyn Hemsley
Metrics
H-Index
i10 Index
Citation Counts
37
81
4,116
AAC
Augmentative and Alternative Communication
hospital
nursing
carers
Rankings
Ranking Based On Selection: 6
Anthony Paul Tony O Brien
Metrics
H-Index
i10 Index
Citation Counts
34
69
4,457
general and mental health nursing
public health
clinical research
Rankings
Ranking Based On Selection: 7
Brett G Mitchell
Metrics
H-Index
i10 Index
Citation Counts
33
88
4,156
Rankings
Ranking Based On Selection: 8
Pamela Van Der Riet
Metrics
H-Index
i10 Index
Citation Counts
33
60
4,229
Palliative care
Chronic illness
Complementary Therapies
Cancer nursing
Attitudes of nurses to the older person
Rankings
Ranking Based On Selection: 9
Teresa Elizabeth Stone
Metrics
H-Index
i10 Index
Citation Counts
32
58
2,759
mental health
cross-cultural nursing
leadership
verbal aggression
Rankings
Ranking Based On Selection: 10
Teresa Stone
Metrics
H-Index
i10 Index
Citation Counts
30
55
2,514

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
Regina Lai Tong Lee
Metrics
H-Index
i10 Index
Citation Counts
29
49
9,807
Unstructured Free Play in Early Learning Policy
Child and adolescent health nursing
School Nursing
Child and Adolescent Healt
Rankings
Ranking Based On Selection: 12
Graeme Browne
Metrics
H-Index
i10 Index
Citation Counts
29
59
3,000
Rankings
Ranking Based On Selection: 13
Michael Hazelton
Metrics
H-Index
i10 Index
Citation Counts
23
31
2,946
Mental health nursing
mental health
sociology of mental health
Rankings
Ranking Based On Selection: 14
Rhonda L Wilson
Metrics
H-Index
i10 Index
Citation Counts
22
35
1,611
Mental health nursing
digitally enhanced recovery
rural and regional health
health technology
e
Rankings
Ranking Based On Selection: 15
Sharyn Hunter
Metrics
H-Index
i10 Index
Citation Counts
18
26
1,615
Rankings
Ranking Based On Selection: 16
Lyndall Mollart
Metrics
H-Index
i10 Index
Citation Counts
16
17
1,138
Midwifery
Towards Normal Birth
Reflexology
Acupressure
Stress and burnout
Rankings
Ranking Based On Selection: 17
Jenny Day
Metrics
H-Index
i10 Index
Citation Counts
11
12
462
Delirium
older people
qualitative research
community health
consumer directed care
Rankings
Ranking Based On Selection: 18
Sherphard Chidarikire
Metrics
H-Index
i10 Index
Citation Counts
7
5
213
mental health
Zimbabwe
ethnography
spirituality
religion
Rankings
Ranking Based On Selection: 19
Lynette Bowen
Metrics
H-Index
i10 Index
Citation Counts
6
5
163
Rankings
Ranking Based On Selection: 20
Oliver Higgins
Metrics
H-Index
i10 Index
Citation Counts
3
3
116
Nursing
Mental Health
Machine Learning
Artificial Intelligence
IoT
Rankings
Ranking Based On Selection: 21
Jessica Wood
Metrics
H-Index
i10 Index
Citation Counts
3
1
99
Midwifery
Virtual Reality
Educational Pedagogies
Teaching Methods
Rankings
Ranking Based On Selection: 22
Minah Amor Gaviola
Metrics
H-Index
i10 Index
Citation Counts
3
1
78
older people
residential aged care
dementia
palliative care
Rankings
Ranking Based On Selection: 23
Fiona Little
Metrics
H-Index
i10 Index
Citation Counts
3
1
29
mental health nursing workforce development
rural health
philosophical hermeneutics