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" (873,690 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
Lisa Moran
Nutrition and dietetics
reproductive health
obesity management
polycystic ovary syndrome
Metrics
H-Index
i10 Index
Citation
77
211
29,998
Tracy McCaffrey
nutrition
public health
dietary assessment
health communication
portion size
Metrics
H-Index
i10 Index
Citation
32
48
4,061
Emma Ridley
Clinical nutrition
intensive care
critical care
Metrics
H-Index
i10 Index
Citation
28
47
2,576
Nicole Kellow
Nutrition
diet
diabetes
fertility
advanced glycation end-products
Metrics
H-Index
i10 Index
Citation
22
28
2,047
Amutha Ramadas
Clinical Nutrition
Nutritional intervention
Community Nutrition
Non-communicable diseases
Biostatistics
Metrics
H-Index
i10 Index
Citation
21
37
1,395
Aimee Dordevic
nutrition
nutrigenomics
metabolic disorders
chronic disease
inflammation
Metrics
H-Index
i10 Index
Citation
19
29
1,108

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Eglantine Balland
Neurophysiology
Metabolism
Nutrition
Oncology
Organoid
Metrics
H-Index
i10 Index
Citation
12
12
2,456
Heidi Ng|Heidi Hoi Ming Ng
Public Health
Digital Health
Preventive Medicine
Health Education
Health Equity
Metrics
H-Index
i10 Index
Citation
2
1
28
Rankings
Ranking Based On Selection: 1
Gary Williamson
Metrics
H-Index
i10 Index
Citation Counts
129
415
66,460
Rankings
Ranking Based On Selection: 2
Lisa Moran
Metrics
H-Index
i10 Index
Citation Counts
77
211
29,998
Nutrition and dietetics
reproductive health
obesity management
polycystic ovary syndrome
Rankings
Ranking Based On Selection: 3
Maxine Bonham
Metrics
H-Index
i10 Index
Citation Counts
43
89
6,778
Rankings
Ranking Based On Selection: 4
Tracy McCaffrey
Metrics
H-Index
i10 Index
Citation Counts
32
48
4,061
nutrition
public health
dietary assessment
health communication
portion size
Rankings
Ranking Based On Selection: 5
Catherine Huggins
Metrics
H-Index
i10 Index
Citation Counts
28
54
2,470
Rankings
Ranking Based On Selection: 6
Emma Ridley
Metrics
H-Index
i10 Index
Citation Counts
28
47
2,576
Rankings
Ranking Based On Selection: 8
Nicole Kellow
Metrics
H-Index
i10 Index
Citation Counts
22
28
2,047
Nutrition
diet
diabetes
fertility
advanced glycation end-products
Rankings
Ranking Based On Selection: 9
Amutha Ramadas
Metrics
H-Index
i10 Index
Citation Counts
21
37
1,395
Clinical Nutrition
Nutritional intervention
Community Nutrition
Non-communicable diseases
Biostatistics
Rankings
Ranking Based On Selection: 10
Aimee Dordevic
Metrics
H-Index
i10 Index
Citation Counts
19
29
1,108
nutrition
nutrigenomics
metabolic disorders
chronic disease
inflammation

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Rankings
Ranking Based On Selection: 11
Zoe E Davidson
Metrics
H-Index
i10 Index
Citation Counts
19
28
1,305
Rankings
Ranking Based On Selection: 12
Eglantine Balland
Metrics
H-Index
i10 Index
Citation Counts
12
12
2,456
Neurophysiology
Metabolism
Nutrition
Oncology
Organoid
Rankings
Ranking Based On Selection: 13
Heidi Ng|Heidi Hoi Ming Ng
Metrics
H-Index
i10 Index
Citation Counts
2
1
28
Public Health
Digital Health
Preventive Medicine
Health Education
Health Equity
Rankings
Ranking Based On Selection: 14
Gp Lim
Metrics
H-Index
i10 Index
Citation Counts
2
1
15