Citation Rankings
Highly Cited Researchers
Highly Cited Researchers 126 Scientists Citation Rankings - 2025
Discover the world’s highly cited researchers through the AD Scientific Index 2025 Citation Rankings.
These rankings evaluate scientists based on their total and recent citation counts, capturing the breadth and real-time currency of academic recognition. Citation data reveals how widely a scholar’s work is referenced, applied, and extended across diverse disciplines. The rankings are routinely updated to reflect ongoing citation growth, while eliminating distortions from excessive co-authorship and institutional inflation. Premium tools provide access to detailed citation dynamics, unethical citation behavior detection, and field-normalized benchmarking.
* Total Citation Counts Rankings
Ranking Based On Selection: 1
Psycholog
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
8,124
3,087
0.380
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* Total Citation Counts Rankings
Ranking Based On Selection: 2
Ecolog
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,558
2,978
0.454
* Total Citation Counts Rankings
Ranking Based On Selection: 3
Ficologia
Ecologia Marinh
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,146
2,692
0.523
* Total Citation Counts Rankings
Ranking Based On Selection: 4
Ichthyology
Herpethology
Etholog
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,066
1,739
0.428
* Total Citation Counts Rankings
Ranking Based On Selection: 5
Marine Biogeography
Palaeobiogeography
Quaternary
Island Biogeography
Marine Biolog
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,042
1,993
0.493
* Total Citation Counts Rankings
Ranking Based On Selection: 6
Ecologia
Evolução
Controlo Biológic
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,706
1,960
0.529
* Total Citation Counts Rankings
Ranking Based On Selection: 7
Biodiversidade marinha
Biogeografia marinha
oceano profundo
conservação e política marinh
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,085
1,232
0.399
* Total Citation Counts Rankings
Ranking Based On Selection: 8
Biodiversity
Aquatic ecology
Marine Invertebrate Biology
Nature Conservation and Managemen
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,073
1,476
0.480
* Total Citation Counts Rankings
Ranking Based On Selection: 9
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,977
2,117
0.711
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* Total Citation Counts Rankings
Ranking Based On Selection: 10
Ictiologia
Mamíferos Marinho
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,917
1,755
0.602
* Total Citation Counts Rankings
Ranking Based On Selection: 11
Ecotoxicology
volcanism
environmental health
reproductio
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,461
1,169
0.475
* Total Citation Counts Rankings
Ranking Based On Selection: 12
Ecotoxicology
Environmental health
pesticides
volcanism
heavy metal
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,345
1,138
0.485
* Total Citation Counts Rankings
Ranking Based On Selection: 13
Plant ecology
Invasive species
Climate chang
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,079
1,290
0.620
* Total Citation Counts Rankings
Ranking Based On Selection: 14
Filosofia
Ética
Bioétic
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,693
623
0.368
* Total Citation Counts Rankings
Ranking Based On Selection: 15
elasmobranch
ecology
biotelemetry
movement ecology
spatial ecolog
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,221
1,047
0.857
* Total Citation Counts Rankings
Ranking Based On Selection: 16
Estatística
Análise de Dados
Estatística Computacional
Gestão de Informação
Matemátic
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,019
822
0.807
* Total Citation Counts Rankings
Ranking Based On Selection: 17
Engenharia de Software
Sistemas de Informação
Inteligência Artificial
Teoria da Computaçã
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
994
342
0.344
* Total Citation Counts Rankings
Ranking Based On Selection: 18
Mobilidade
concorrência
semântica de linguagen
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
987
549
0.556
* Total Citation Counts Rankings
Ranking Based On Selection: 19
Marine biology
Plastic pollution
Conservation biology
Ecolog
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
907
831
0.916
* Total Citation Counts Rankings
Ranking Based On Selection: 20
Estatística
Análise de dados
Amostragem
Estatística para Ciências Sociais e Humanas
Ensino em Estatística e Análise d
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
899
674
0.750
* Total Citation Counts Rankings
Ranking Based On Selection: 21
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
837
520
0.621
* Total Citation Counts Rankings
Ranking Based On Selection: 22
Oceanograph
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
830
585
0.705
* Total Citation Counts Rankings
Ranking Based On Selection: 23
Marine Ecology
Biological Invasion
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
720
489
0.679
* Total Citation Counts Rankings
Ranking Based On Selection: 24
Biologia
Botânica
Criptogâmicas
Ecofisiologia
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
682
504
0.739
* Total Citation Counts Rankings
Ranking Based On Selection: 25
Banking
Capital Structur
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
648
341
0.526
* Total Citation Counts Rankings
Rankings
132,757
387
1
Ranking Based On Selection: 1
Célia Carvalho
Universidade dos Açores
Ponta Delgada, Portugal
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
8,124
3,087
0.380
* Total Citation Counts Rankings
Rankings
166,543
490
2
Ranking Based On Selection: 2
Luís Silva
Universidade dos Açores
Ponta Delgada, Portugal
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,558
2,978
0.454
* Total Citation Counts Rankings
Rankings
211,834
651
3
Ranking Based On Selection: 3
Ana Isabel Neto
Universidade dos Açores
Ponta Delgada, Portugal
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,146
2,692
0.523
* Total Citation Counts Rankings
Rankings
263,874
838
4
Ranking Based On Selection: 4
João Pedro Barreiros
Universidade dos Açores
Ponta Delgada, Portugal
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,066
1,739
0.428
Ichthyology
Herpethology
Etholog
* Total Citation Counts Rankings
Rankings
265,276
845
5
Ranking Based On Selection: 5
Sérgio P. Ávila
Universidade dos Açores
Ponta Delgada, Portugal
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,042
1,993
0.493
Marine Biogeography
Palaeobiogeography
Quaternary
Island Biogeography
Marine Biolog
* Total Citation Counts Rankings
Rankings
286,091
922
6
Ranking Based On Selection: 6
António Onofre Soares
Universidade dos Açores
Ponta Delgada, Portugal
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,706
1,960
0.529
Ecologia
Evolução
Controlo Biológic
* Total Citation Counts Rankings
Rankings
333,822
1,108
7
Ranking Based On Selection: 7
Filipe Porteiro
Universidade dos Açores
Ponta Delgada, Portugal
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,085
1,232
0.399
Biodiversidade marinha
Biogeografia marinha
oceano profundo
conservação e política marinh
* Total Citation Counts Rankings
Rankings
334,860
1,113
8
Ranking Based On Selection: 8
Ana Cristina De Matos Ricardo Da Costa|Ana Cristina de Matos Ricardo da Costa
Universidade dos Açores
Ponta Delgada, Portugal
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,073
1,476
0.480
Biodiversity
Aquatic ecology
Marine Invertebrate Biology
Nature Conservation and Managemen
* Total Citation Counts Rankings
Rankings
343,530
1,148
9
Ranking Based On Selection: 9
Celia Silva
Universidade dos Açores
Ponta Delgada, Portugal
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,977
2,117
0.711
* Total Citation Counts Rankings
Rankings
349,281
1,171
10
Ranking Based On Selection: 10
José Manuel N. Azevedo
Universidade dos Açores
Ponta Delgada, Portugal
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,917
1,755
0.602
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* Total Citation Counts Rankings
Rankings
398,931
1,392
11
Ranking Based On Selection: 11
Armindo Rodrigues
Universidade dos Açores
Ponta Delgada, Portugal
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,461
1,169
0.475
Ecotoxicology
volcanism
environmental health
reproductio
* Total Citation Counts Rankings
Rankings
413,493
1,452
12
Ranking Based On Selection: 12
Patrícia Garcia
Universidade dos Açores
Ponta Delgada, Portugal
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,345
1,138
0.485
Ecotoxicology
Environmental health
pesticides
volcanism
heavy metal
* Total Citation Counts Rankings
Rankings
451,210
1,584
13
Ranking Based On Selection: 13
Rui Elias
Universidade dos Açores
Ponta Delgada, Portugal
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,079
1,290
0.620
Plant ecology
Invasive species
Climate chang
* Total Citation Counts Rankings
Rankings
519,670
1,874
14
Ranking Based On Selection: 14
Maria Do Céu Patrão Neves
Universidade dos Açores
Ponta Delgada, Portugal
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,693
623
0.368
* Total Citation Counts Rankings
Rankings
633,542
2,389
15
Ranking Based On Selection: 15
Bruno Cl Macena
Universidade dos Açores
Ponta Delgada, Portugal
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,221
1,047
0.857
elasmobranch
ecology
biotelemetry
movement ecology
spatial ecolog
* Total Citation Counts Rankings
Rankings
698,676
2,684
16
Ranking Based On Selection: 16
Áurea Sousa
Universidade dos Açores
Ponta Delgada, Portugal
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,019
822
0.807
Estatística
Análise de Dados
Estatística Computacional
Gestão de Informação
Matemátic
* Total Citation Counts Rankings
Rankings
707,703
2,731
17
Ranking Based On Selection: 17
Luis Mendes Gomes
Universidade dos Açores
Ponta Delgada, Portugal
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
994
342
0.344
Engenharia de Software
Sistemas de Informação
Inteligência Artificial
Teoria da Computaçã
* Total Citation Counts Rankings
Rankings
710,236
2,743
18
Ranking Based On Selection: 18
Elisabete Freire
Universidade dos Açores
Ponta Delgada, Portugal
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
987
549
0.556
* Total Citation Counts Rankings
Rankings
740,539
2,889
19
Ranking Based On Selection: 19
Yasmina Rodríguez
Universidade dos Açores
Ponta Delgada, Portugal
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
907
831
0.916
Marine biology
Plastic pollution
Conservation biology
Ecolog
* Total Citation Counts Rankings
Rankings
743,847
2,899
20
Ranking Based On Selection: 20
Osvaldo Silva
Universidade dos Açores
Ponta Delgada, Portugal
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
899
674
0.750
Estatística
Análise de dados
Amostragem
Estatística para Ciências Sociais e Humanas
Ensino em Estatística e Análise d
* Total Citation Counts Rankings
Rankings
769,277
3,033
21
Ranking Based On Selection: 21
Rita F. Patarra
Universidade dos Açores
Ponta Delgada, Portugal
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
837
520
0.621
* Total Citation Counts Rankings
Rankings
772,157
3,042
22
Ranking Based On Selection: 22
Manuela Juliano|Maria Manuela Fraga Juliano, Manuela Fraga Juliano, Juliano M.F.
Universidade dos Açores
Ponta Delgada, Portugal
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
830
585
0.705
* Total Citation Counts Rankings
Rankings
821,817
3,275
23
Ranking Based On Selection: 23
Joao Faria
Universidade dos Açores
Ponta Delgada, Portugal
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
720
489
0.679
Marine Ecology
Biological Invasion
* Total Citation Counts Rankings
Rankings
840,718
3,393
24
Ranking Based On Selection: 24
Márcia Catarina Mendes Coelho
Universidade dos Açores
Ponta Delgada, Portugal
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
682
504
0.739
* Total Citation Counts Rankings
Rankings
858,685
3,526
25
Ranking Based On Selection: 25
João Ca Teixeira
Universidade dos Açores
Ponta Delgada, Portugal
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
648
341
0.526