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 rankings in world, region, country, and university are in Beta version and are subject to real-time updates, since the subject field “Others” (1,120,277 scientists profile whose branch cannot be determined, not yet edited or determined) is excluded. These rankings will dynamically evolve in real time as the “Others” profiles are revised and classified. Please note that. Subjects indicated as “ * others ” will not be included in the ranking by regions and subjects.

* Rankings
Ranking Based On Selection: 2
Elvira Fortunato
Transparent electronics
Paper electronics
Biosensors
Chromogenic materials
Microelectronics
Metrics
 
H-Index
i10 Index
Citation
100
600
44,040
* Rankings
Ranking Based On Selection: 6
Tiago Oliveira
Information Systems
Sustainable Technologies
Technology Adoption
IT Value
Privacy
Metrics
 
H-Index
i10 Index
Citation
79
169
35,849
* Rankings
Ranking Based On Selection: 7
Isabel Moura
biochemistry
spectroscopy
protein chemistry
metalloproteins
Metrics
 
H-Index
i10 Index
Citation
77
343
21,278
* Rankings
Ranking Based On Selection: 9
Miguel Viveiros
Medical Microbiology
Tuberculosis
Efflux Pumps
Antibiotic Resistance
Mycobacteria
Metrics
 
H-Index
i10 Index
Citation
73
216
16,341
* Rankings
Ranking Based On Selection: 10
Paula M Alves
Animal Cell Technology
Biologics
Bioprocess
Biotechnology
Metrics
 
H-Index
i10 Index
Citation
71
300
17,495
* Rankings
Ranking Based On Selection: 11
Leonard Amaral
Infectious diseases
Tuberculosis
multi-drug resistance
molecular biology
drug development
Metrics
 
H-Index
i10 Index
Citation
68
189
14,371
* Rankings
Ranking Based On Selection: 12
Jp Oliveira
Welding
Additive Manufacturing
Shape memory alloys
High entropy alloys
Synchrotron radiatio
Metrics
 
H-Index
i10 Index
Citation
67
168
12,970
* Rankings
Ranking Based On Selection: 14
Fernandes Ar
Human Genetics
Cancer Therapy
Cancer Diagnostics
Metrics
 
H-Index
i10 Index
Citation
65
310
39,353
* Rankings
Ranking Based On Selection: 15
Joao Crespo
Chemical Engineering
Membrane Science and Engineering
Bioengineering
Metrics
 
H-Index
i10 Index
Citation
65
267
14,963
* Rankings
Ranking Based On Selection: 18
Pedro Viana Baptista
Nanomedicne
Cancer
Theranostics
Metrics
 
H-Index
i10 Index
Citation
59
190
15,921
* Rankings
Ranking Based On Selection: 19
Pedro Barquinha
Transparent Electronics
Flexible Electronics
Nanofabrication
Thin-film transistors
Metrics
 
H-Index
i10 Index
Citation
59
153
18,158
* Rankings
Ranking Based On Selection: 20
Luis Pereira
Sustainable electronics
Functional cellulose-based materials
Energy harvesting and storage devices
Metrics
 
H-Index
i10 Index
Citation
59
166
14,863
* Rankings
Ranking Based On Selection: 22
Luis M. Camarinha-Matos
Collaborative Networks
Virtual Enterprises
Virtual Organizations
Intelligent Manufacturing
Multi-Agent Systems
Metrics
 
H-Index
i10 Index
Citation
58
290
17,394
* Rankings
Ranking Based On Selection: 23
João Conde
Cancer Nanomedicine
Gene Therapy
Biomedical Engineering
Drug Delivery
Oncology
Metrics
 
H-Index
i10 Index
Citation
57
113
16,533
* Rankings
Ranking Based On Selection: 24
Helena Canhao
Epidemiology Rheumatology
Clinical Research
Large databases
Patient Innovation
Aging
Metrics
 
H-Index
i10 Index
Citation
57
211
12,125
* Rankings
Ranking Based On Selection: 25
Paulo Rita
Digital Marketing
Social Media
Marketing Analytics
Consumer Behavior
Tourism Marketing
Metrics
 
H-Index
i10 Index
Citation
56
125
14,148
Rankings
Ranking Based On Selection: 1
Joao Seixas
Metrics
 
H-Index
i10 Index
Citation Counts
295
1,625
460,315
Rankings
Ranking Based On Selection: 2
Elvira Fortunato
Metrics
 
H-Index
i10 Index
Citation Counts
100
600
44,040
Transparent electronics
Paper electronics
Biosensors
Chromogenic materials
Microelectronics
Rankings
Ranking Based On Selection: 3
Rodrigo Ferrão Paiva Martins
Metrics
 
H-Index
i10 Index
Citation Counts
100
549
41,083
Rankings
Ranking Based On Selection: 4
Miguel C Seabra
Metrics
 
H-Index
i10 Index
Citation Counts
87
171
30,835
Rankings
Ranking Based On Selection: 5
Jose Jg Moura
Metrics
 
H-Index
i10 Index
Citation Counts
82
374
23,738
Rankings
Ranking Based On Selection: 6
Tiago Oliveira
Metrics
 
H-Index
i10 Index
Citation Counts
79
169
35,849
Information Systems
Sustainable Technologies
Technology Adoption
IT Value
Privacy
Rankings
Ranking Based On Selection: 7
Isabel Moura
Metrics
 
H-Index
i10 Index
Citation Counts
77
343
21,278
biochemistry
spectroscopy
protein chemistry
metalloproteins
Rankings
Ranking Based On Selection: 8
Helena Santos
Metrics
 
H-Index
i10 Index
Citation Counts
74
277
17,453
Rankings
Ranking Based On Selection: 9
Miguel Viveiros
Metrics
 
H-Index
i10 Index
Citation Counts
73
216
16,341
Medical Microbiology
Tuberculosis
Efflux Pumps
Antibiotic Resistance
Mycobacteria
Rankings
Ranking Based On Selection: 10
Paula M Alves
Metrics
 
H-Index
i10 Index
Citation Counts
71
300
17,495
Animal Cell Technology
Biologics
Bioprocess
Biotechnology
Rankings
Ranking Based On Selection: 11
Leonard Amaral
Metrics
 
H-Index
i10 Index
Citation Counts
68
189
14,371
Infectious diseases
Tuberculosis
multi-drug resistance
molecular biology
drug development
Rankings
Ranking Based On Selection: 12
Jp Oliveira
Metrics
 
H-Index
i10 Index
Citation Counts
67
168
12,970
Welding
Additive Manufacturing
Shape memory alloys
High entropy alloys
Synchrotron radiatio
Rankings
Ranking Based On Selection: 13
Miguel Teixeira
Metrics
 
H-Index
i10 Index
Citation Counts
67
226
16,133
Rankings
Ranking Based On Selection: 14
Fernandes Ar
Metrics
 
H-Index
i10 Index
Citation Counts
65
310
39,353
Rankings
Ranking Based On Selection: 15
Joao Crespo
Metrics
 
H-Index
i10 Index
Citation Counts
65
267
14,963
Chemical Engineering
Membrane Science and Engineering
Bioengineering
Rankings
Ranking Based On Selection: 16
Sónia Alexandra Correia Carabineiro
Metrics
 
H-Index
i10 Index
Citation Counts
64
182
12,726
Chemistry
Catalysis
Gold
Carbon
Heterogenisation
Rankings
Ranking Based On Selection: 17
Carlos Romao
Metrics
 
H-Index
i10 Index
Citation Counts
60
172
10,830
Rankings
Ranking Based On Selection: 18
Pedro Viana Baptista
Metrics
 
H-Index
i10 Index
Citation Counts
59
190
15,921
Nanomedicne
Cancer
Theranostics
Rankings
Ranking Based On Selection: 19
Pedro Barquinha
Metrics
 
H-Index
i10 Index
Citation Counts
59
153
18,158
Transparent Electronics
Flexible Electronics
Nanofabrication
Thin-film transistors
Rankings
Ranking Based On Selection: 20
Luis Pereira
Metrics
 
H-Index
i10 Index
Citation Counts
59
166
14,863
Sustainable electronics
Functional cellulose-based materials
Energy harvesting and storage devices
Rankings
Ranking Based On Selection: 21
Hugo Pinto Marques
Metrics
 
H-Index
i10 Index
Citation Counts
58
149
10,888
Rankings
Ranking Based On Selection: 22
Luis M. Camarinha-Matos
Metrics
 
H-Index
i10 Index
Citation Counts
58
290
17,394
Collaborative Networks
Virtual Enterprises
Virtual Organizations
Intelligent Manufacturing
Multi-Agent Systems
Rankings
Ranking Based On Selection: 23
João Conde
Metrics
 
H-Index
i10 Index
Citation Counts
57
113
16,533
Cancer Nanomedicine
Gene Therapy
Biomedical Engineering
Drug Delivery
Oncology
Rankings
Ranking Based On Selection: 24
Helena Canhao
Metrics
 
H-Index
i10 Index
Citation Counts
57
211
12,125
Epidemiology Rheumatology
Clinical Research
Large databases
Patient Innovation
Aging
Rankings
Ranking Based On Selection: 25
Paulo Rita
Metrics
 
H-Index
i10 Index
Citation Counts
56
125
14,148
Digital Marketing
Social Media
Marketing Analytics
Consumer Behavior
Tourism Marketing