Citation Rankings (Highly Cited Researchers) and the list of the most cited and influential researchers cover a wide range of scientific fields, spanning 197 main and sub-disciplines, as well as the Art and Humanities Citation Rankings and Social Sciences and Humanities Citation Rankings, offering a unique service. Additionally, the list without CERN, Statistical Data, etc., provided exclusively by “AD Scientific Index”, is part of our effort to balance the situation created by CERN and researchers with statistical data, who have an advantage over others, especially those in the social and humanities fields. There should be new regulations for multi-author and CERN papers. Citation lists also reveal many rule violations and unethical practices. See also for more specific citation analyses: Scientists Last 6 years Citation Index, Universities Total Citations Rankings 2025 and Universities Last 6 Years Citations Rankings 2025
* Total Citation Counts Rankings
Ranking Based On Selection :1
Genetics
Genomics
Conservation Biology
Ophthalmology
Cancer
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
15,127
2,727
0.180
* Total Citation Counts Rankings
Ranking Based On Selection :2
Media studies
Sociology
Research methods
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
11,350
6,085
0.536
* Total Citation Counts Rankings
Ranking Based On Selection :3
rural regional migration youth
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
10,034
2,358
0.235
* Total Citation Counts Rankings
Ranking Based On Selection :4
Genetics
Orthopedic Surgery
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
8,434
3,524
0.418
* Total Citation Counts Rankings
Ranking Based On Selection :5
Caring
uncaring
suffering
nursing
violence
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,801
2,502
0.368
* Total Citation Counts Rankings
Ranking Based On Selection :6
quantitative electroencephalography
epilepsy
EEG-biometrics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,066
3,417
0.674
* Total Citation Counts Rankings
Ranking Based On Selection :7
Immunology
inflammation
molecular immunology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,744
621
0.131
* Total Citation Counts Rankings
Ranking Based On Selection :8
Physiology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,421
1,016
0.297
* Total Citation Counts Rankings
Ranking Based On Selection :9
Physical oceanography
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,130
1,270
0.406
* Total Citation Counts Rankings
Ranking Based On Selection :10
Ethics
bioethics
political philosophy
professionalism
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,034
655
0.322
* Total Citation Counts Rankings
Ranking Based On Selection :11
Midwifery
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,833
1,057
0.577
* Total Citation Counts Rankings
Ranking Based On Selection :12
Microbial ecology
Arctic bacteria
proteomics
metagenomics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,062
401
0.378
* Total Citation Counts Rankings
Ranking Based On Selection :13
Psychiatric Nursing
Family Nursing
Administration
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
880
406
0.461
* Total Citation Counts Rankings
Ranking Based On Selection :14
School improvement
curriculum
teaching organisation
learning and assessment
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
737
202
0.274
* Total Citation Counts Rankings
Ranking Based On Selection :15
Economics of virtual worlds
resource economics
fisheries economics.
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
672
140
0.208
* Total Citation Counts Rankings
Ranking Based On Selection :16
Childhood obesity
family-based treatment
evidence-based practice
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
664
384
0.578
* Total Citation Counts Rankings
Ranking Based On Selection :17
coronary heart disease prevention
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
605
461
0.762
* Total Citation Counts Rankings
Ranking Based On Selection :18
Class Analysis
Social Control and Deviance
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
605
448
0.740
* Total Citation Counts Rankings
Ranking Based On Selection :19
Fisheries
marine biology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
587
208
0.354
* Total Citation Counts Rankings
Ranking Based On Selection :20
Sociology of gender
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
555
505
0.910
* Total Citation Counts Rankings
Ranking Based On Selection :21
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
536
270
0.504
* Total Citation Counts Rankings
Ranking Based On Selection :22
international law
polar law
human rights
indigenous peoples
environmental law
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
490
240
0.490
* Total Citation Counts Rankings
Ranking Based On Selection :23
Mass Communication
Journalism
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
488
150
0.307
* Total Citation Counts Rankings
Ranking Based On Selection :24
physical activity
sleep
physiology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
480
317
0.660
* Total Citation Counts Rankings
Ranking Based On Selection :25
Biocatalysis
microbiology
extremophiles
thermophiles
Algal biotechnology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
465
360
0.774
Kristinn Pétur Magnússon|Kristinn P Magnusson, Kristinn Petur Magnusson
University of Akureyri
Akureyri, Iceland
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
15,127
2,727
0.180
Genetics
Genomics
Conservation Biology
Ophthalmology
Cancer
Kjartan Ólafsson
University of Akureyri
Akureyri, Iceland
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
11,350
6,085
0.536
Media studies
Sociology
Research methods
Thoroddur Bjarnason
University of Akureyri
Akureyri, Iceland
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
10,034
2,358
0.235
Þorvaldur Ingvarsson
University of Akureyri
Akureyri, Iceland
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
8,434
3,524
0.418
Genetics
Orthopedic Surgery
Sigridur Halldorsdottir
University of Akureyri
Akureyri, Iceland
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,801
2,502
0.368
Caring
uncaring
suffering
nursing
violence
Yvonne Höller
University of Akureyri
Akureyri, Iceland
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,066
3,417
0.674
quantitative electroencephalography
epilepsy
EEG-biometrics
Eva Halapi
University of Akureyri
Akureyri, Iceland
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,744
621
0.131
Immunology
inflammation
molecular immunology
Stefan B Sigurdsson
University of Akureyri
Akureyri, Iceland
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,421
1,016
0.297
Steingrimur Jonsson
University of Akureyri
Akureyri, Iceland
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,130
1,270
0.406
Physical oceanography
Sigurður Kristinsson
University of Akureyri
Akureyri, Iceland
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,034
655
0.322
Sigfríður Inga Karlsdóttir
University of Akureyri
Akureyri, Iceland
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,833
1,057
0.577
Oddur Vilhelmsson
University of Akureyri
Akureyri, Iceland
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,062
401
0.378
Microbial ecology
Arctic bacteria
proteomics
metagenomics
Eydís K. Sveinbjarnardóttir
University of Akureyri
Akureyri, Iceland
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
880
406
0.461
Psychiatric Nursing
Family Nursing
Administration
Rúnar Sigþórsson
University of Akureyri
Akureyri, Iceland
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
737
202
0.274
School improvement
curriculum
teaching organisation
learning and assessment
Eyjolfur Gudmundsson
University of Akureyri
Akureyri, Iceland
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
672
140
0.208
Economics of virtual worlds
resource economics
fisheries economics.
Thrudur Gunnarsdottir
University of Akureyri
Akureyri, Iceland
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
664
384
0.578
Childhood obesity
family-based treatment
evidence-based practice
Margrét Hrönn Svavarsdóttir
University of Akureyri
Akureyri, Iceland
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
605
461
0.762
Guðmundur Oddsson
University of Akureyri
Akureyri, Iceland
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
605
448
0.740
Class Analysis
Social Control and Deviance
Hreidar Valtysson
University of Akureyri
Akureyri, Iceland
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
587
208
0.354
Andrea Hjálmsdóttir
University of Akureyri
Akureyri, Iceland
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
555
505
0.910
Ragnheidur Harpa Arnardóttir
University of Akureyri
Akureyri, Iceland
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
536
270
0.504
Rachael Lorna Johnstone
University of Akureyri
Akureyri, Iceland
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
490
240
0.490
international law
polar law
human rights
indigenous peoples
environmental law
Gudbjorg Hildur Kolbeins
University of Akureyri
Akureyri, Iceland
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
488
150
0.307
Mass Communication
Journalism
Nanna Yr Arnardottir
University of Akureyri
Akureyri, Iceland
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
480
317
0.660
Sean Scully
University of Akureyri
Akureyri, Iceland
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
465
360
0.774
Biocatalysis
microbiology
extremophiles
thermophiles
Algal biotechnology