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" (873,864 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
Christopher Shaffrey
Spinal Surgery
Adult Scoliosis
Pediatric Scoliosis
Spondylolisthesis
Spinal Trauma
Metrics
H-Index
i10 Index
Citation
116
599
51,426
Thorsten M Seyler
periprosthetic infections
biofilms
biomaterials
drug delivery
scaffold design
Metrics
H-Index
i10 Index
Citation
59
186
11,870
Louis E Defrate
biomechanics
osteoarthritis
orthopaedics
orthopaedic research
ACL
Metrics
H-Index
i10 Index
Citation
56
96
8,804
Amy L Mcnulty
Osteoarthritis
Cartilage
Meniscus
Mechanotransduction
Aging
Metrics
H-Index
i10 Index
Citation
32
42
3,860
Chia Lung Wu
osteoarthritis
inflammation
cartilage
obesity
chondrocyte
Metrics
H-Index
i10 Index
Citation
23
29
2,390
Xin Zhang
Immunology
Aging
Extracellular Vesicles
Osteoarthritis
Exercise Effects
Metrics
H-Index
i10 Index
Citation
19
27
2,010
Albert Thomas Anastasio
Orthopaedic Surgery
Foot and Ankle Surgery
Total Ankle Arthroplasty
Metrics
H-Index
i10 Index
Citation
15
25
812
Gireesh B Reddy
Orthopaedic Surgery
Outcomes
Cost-Effectiveness
Machine Learning
Metrics
H-Index
i10 Index
Citation
8
7
836
Rankings
Ranking Based On Selection: 1
Christopher Shaffrey
Metrics
H-Index
i10 Index
Citation Counts
116
599
51,426
Spinal Surgery
Adult Scoliosis
Pediatric Scoliosis
Spondylolisthesis
Spinal Trauma
Rankings
Ranking Based On Selection: 2
Steven A Olson
Metrics
H-Index
i10 Index
Citation Counts
64
127
14,894
Rankings
Ranking Based On Selection: 3
Thorsten M Seyler
Metrics
H-Index
i10 Index
Citation Counts
59
186
11,870
periprosthetic infections
biofilms
biomaterials
drug delivery
scaffold design
Rankings
Ranking Based On Selection: 4
Louis E Defrate
Metrics
H-Index
i10 Index
Citation Counts
56
96
8,804
biomechanics
osteoarthritis
orthopaedics
orthopaedic research
ACL
Rankings
Ranking Based On Selection: 5
Amy L Mcnulty
Metrics
H-Index
i10 Index
Citation Counts
32
42
3,860
Osteoarthritis
Cartilage
Meniscus
Mechanotransduction
Aging
Rankings
Ranking Based On Selection: 6
Suhail K Mithani
Metrics
H-Index
i10 Index
Citation Counts
28
52
2,879
Rankings
Ranking Based On Selection: 7
Chia Lung Wu
Metrics
H-Index
i10 Index
Citation Counts
23
29
2,390
Rankings
Ranking Based On Selection: 8
Xin Zhang
Metrics
H-Index
i10 Index
Citation Counts
19
27
2,010
Immunology
Aging
Extracellular Vesicles
Osteoarthritis
Exercise Effects
Rankings
Ranking Based On Selection: 9
Albert Thomas Anastasio
Metrics
H-Index
i10 Index
Citation Counts
15
25
812
Orthopaedic Surgery
Foot and Ankle Surgery
Total Ankle Arthroplasty
Rankings
Ranking Based On Selection: 10
Gregory Pereira
Metrics
H-Index
i10 Index
Citation Counts
11
12
406
Rankings
Ranking Based On Selection: 11
Gireesh B Reddy
Metrics
H-Index
i10 Index
Citation Counts
8
7
836
Orthopaedic Surgery
Outcomes
Cost-Effectiveness
Machine Learning
Rankings
Ranking Based On Selection: 13
Bryan Crook
Metrics
H-Index
i10 Index
Citation Counts
7
6
175
Rankings
Ranking Based On Selection: 14
Gloria Zhang
Metrics
H-Index
i10 Index
Citation Counts
6
6
182
Rankings
Ranking Based On Selection: 16
Lindsey Ruderman
Metrics
H-Index
i10 Index
Citation Counts
5
2
62
Rankings
Ranking Based On Selection: 18
Patrick K Mescher
Metrics
H-Index
i10 Index
Citation Counts
2
1
120