Citation Rankings
Highly Cited Researchers

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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 IndexUniversities Total Citations Rankings 2025 and Universities Last 6 Years Citations Rankings 2025

* Total Citation Counts Rankings
Ranking Based On Selection :1
Canada
Stephen L Archer
Mitochondrial Dynamics
Oxygen Sensing
Epigenetic
Pulmonary Hypertension and Right Ventricle
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
54,716
17,681
0.323
* Total Citation Counts Rankings
Ranking Based On Selection :2
Canada
R Stan Brown
physical organic chemistry
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
49,936
27,928
0.559
* Total Citation Counts Rankings
Ranking Based On Selection :3
Canada
Roger Deeley
molecular oncology
drug transporters
structural biology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
29,595
2,900
0.098
* Total Citation Counts Rankings
Ranking Based On Selection :4
Canada
Wendy R Parulekar
Cancer Clinical Trials
Breast
Gynaecology
Head and Neck
Genitourinary Malignancies
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
28,860
16,793
0.582
* Total Citation Counts Rankings
Ranking Based On Selection :5
Canada
Colin Funk
arginase
vascular biology
urea cycle disorders
cardiopulmonary inflammatory disease
gene editing
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
27,489
5,171
0.188
* Total Citation Counts Rankings
Ranking Based On Selection :6
Canada
Philip G Jessop
green chemistry
CO2
green solvents
stimuli-responsive materials
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
26,521
8,935
0.337
* Total Citation Counts Rankings
Ranking Based On Selection :7
Canada
Suning Wang
organoboron materials and chemistry
photochemistry
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
21,005
6,077
0.289
* Total Citation Counts Rankings
Ranking Based On Selection :8
Canada
Edmond Chan
Cell biology
autophagy
nutrient-sensing
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
20,884
8,485
0.406
* Total Citation Counts Rankings
Ranking Based On Selection :9
Canada
William C Leggett
Marine Ecology
Ecosystem Dynamics
Fisheries Ecology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
19,023
2,895
0.152
* Total Citation Counts Rankings
Ranking Based On Selection :10
Canada
Troy Day
Evolutionary theory
applied mathematics
infectious diseases
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
17,968
7,000
0.390
* Total Citation Counts Rankings
Ranking Based On Selection :11
Canada
Peter T Boag
conservation biology
environmental biology
evolution
genetics
ecology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
16,842
2,460
0.146
* Total Citation Counts Rankings
Ranking Based On Selection :12
Canada
David M Berman
Cancer research
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
16,679
4,618
0.277
* Total Citation Counts Rankings
Ranking Based On Selection :13
Canada
Lonnie Aarssen
plant ecology
evolutionary ecology
sociobiology
evolution and human affairs
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
15,878
4,982
0.314
* Total Citation Counts Rankings
Ranking Based On Selection :14
Canada
Robert Montgomerie
sexual selection
evolution
behaviour
behavioural ecology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
15,480
3,380
0.218
* Total Citation Counts Rankings
Ranking Based On Selection :15
Canada
Peter Hodson
Ecotoxicology
fish
polycyclic aroamtic hydrocarbons
oil spills
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
15,113
4,111
0.272
* Total Citation Counts Rankings
Ranking Based On Selection :16
Canada
Raleigh Robertson
behavioural ecology
conservation biology
ornithology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
14,471
2,495
0.172
* Total Citation Counts Rankings
Ranking Based On Selection :17
Canada
T Carrington
Quantum dynamics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
14,340
4,473
0.312
* Total Citation Counts Rankings
Ranking Based On Selection :18
Canada
Christopher G Eckert
ecology
evolution
population genetics
botany
conservation biology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
14,338
4,451
0.310
* Total Citation Counts Rankings
Ranking Based On Selection :19
Canada
David J Thomson
Spectrum estimation
Tine series
Climate
Space physics
solar
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
14,128
3,119
0.221
* Total Citation Counts Rankings
Ranking Based On Selection :20
Canada
Guojun Liu
Polymer chemistry
nanomaterials
coatings
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
13,531
3,906
0.289
* Total Citation Counts Rankings
Ranking Based On Selection :21
Canada
Lawrence Widrow
Theoretical Astrophysics and Cosmology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
13,241
4,650
0.351
* Total Citation Counts Rankings
Ranking Based On Selection :22
Canada
Christopher J O Callaghan
Cancer Clinical Trials
Gastrointestinal Cancer
Brain Cancer
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
12,659
6,582
0.520
* Total Citation Counts Rankings
Ranking Based On Selection :23
Canada
Cathleen M Crudden
Chemistry
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
12,435
6,071
0.488
* Total Citation Counts Rankings
Ranking Based On Selection :24
Canada
Brant Peppley
Catalysis
Fuel Cells
Hydrogen Energy
Sustainability
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
12,044
3,278
0.272
* Total Citation Counts Rankings
Ranking Based On Selection :25
Canada
Brian Cumming
Aquatic ecology
paleolimnology
bioindicators
diatom
cladocerans
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
10,527
2,943
0.280
* Total Citation Counts Rankings
Rankings
8,356
Canada
322
7
Ranking Based On Selection: 1
Stephen L Archer
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
54,716
17,681
0.323
Mitochondrial Dynamics
Oxygen Sensing
Epigenetic
Pulmonary Hypertension and Right Ventricle
* Total Citation Counts Rankings
Rankings
9,678
Canada
382
11
Ranking Based On Selection: 2
R Stan Brown
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
49,936
27,928
0.559
* Total Citation Counts Rankings
Rankings
22,122
Canada
915
25
Ranking Based On Selection: 3
Roger Deeley
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
29,595
2,900
0.098
molecular oncology
drug transporters
structural biology
* Total Citation Counts Rankings
Rankings
23,038
Canada
953
28
Ranking Based On Selection: 4
Wendy R Parulekar
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
28,860
16,793
0.582
Cancer Clinical Trials
Breast
Gynaecology
Head and Neck
Genitourinary Malignancies
* Total Citation Counts Rankings
Rankings
24,785
Canada
1,029
29
Ranking Based On Selection: 5
Colin Funk
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
27,489
5,171
0.188
arginase
vascular biology
urea cycle disorders
cardiopulmonary inflammatory disease
gene editing
* Total Citation Counts Rankings
Rankings
26,150
Canada
1,077
30
Ranking Based On Selection: 6
Philip G Jessop
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
26,521
8,935
0.337
green chemistry
CO2
green solvents
stimuli-responsive materials
* Total Citation Counts Rankings
Rankings
36,691
Canada
1,589
36
Ranking Based On Selection: 7
Suning Wang
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
21,005
6,077
0.289
organoboron materials and chemistry
photochemistry
* Total Citation Counts Rankings
Rankings
36,994
Canada
1,604
37
Ranking Based On Selection: 8
Edmond Chan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
20,884
8,485
0.406
* Total Citation Counts Rankings
Rankings
42,124
Canada
1,852
41
Ranking Based On Selection: 9
William C Leggett
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
19,023
2,895
0.152
Marine Ecology
Ecosystem Dynamics
Fisheries Ecology
* Total Citation Counts Rankings
Rankings
45,480
Canada
1,997
42
Ranking Based On Selection: 10
Troy Day
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
17,968
7,000
0.390
Evolutionary theory
applied mathematics
infectious diseases
* Total Citation Counts Rankings
Rankings
49,675
Canada
2,171
49
Ranking Based On Selection: 11
Peter T Boag
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
16,842
2,460
0.146
conservation biology
environmental biology
evolution
genetics
ecology
* Total Citation Counts Rankings
Rankings
50,320
Canada
2,206
50
Ranking Based On Selection: 12
David M Berman
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
16,679
4,618
0.277
* Total Citation Counts Rankings
Rankings
53,768
Canada
2,356
54
Ranking Based On Selection: 13
Lonnie Aarssen
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
15,878
4,982
0.314
plant ecology
evolutionary ecology
sociobiology
evolution and human affairs
* Total Citation Counts Rankings
Rankings
55,636
Canada
2,460
57
Ranking Based On Selection: 14
Robert Montgomerie
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
15,480
3,380
0.218
sexual selection
evolution
behaviour
behavioural ecology
* Total Citation Counts Rankings
Rankings
57,408
Canada
2,538
58
Ranking Based On Selection: 15
Peter Hodson
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
15,113
4,111
0.272
Ecotoxicology
fish
polycyclic aroamtic hydrocarbons
oil spills
* Total Citation Counts Rankings
Rankings
60,719
Canada
2,693
62
Ranking Based On Selection: 16
Raleigh Robertson
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
14,471
2,495
0.172
behavioural ecology
conservation biology
ornithology
* Total Citation Counts Rankings
Rankings
61,449
Canada
2,721
63
Ranking Based On Selection: 17
T Carrington
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
14,340
4,473
0.312
* Total Citation Counts Rankings
Rankings
61,456
Canada
2,722
64
Ranking Based On Selection: 18
Christopher G Eckert
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
14,338
4,451
0.310
ecology
evolution
population genetics
botany
conservation biology
* Total Citation Counts Rankings
Rankings
62,622
Canada
2,771
67
Ranking Based On Selection: 19
David J Thomson
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
14,128
3,119
0.221
Spectrum estimation
Tine series
Climate
Space physics
solar
* Total Citation Counts Rankings
Rankings
66,354
Canada
2,963
72
Ranking Based On Selection: 20
Guojun Liu
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
13,531
3,906
0.289
* Total Citation Counts Rankings
Rankings
68,211
Canada
3,047
74
Ranking Based On Selection: 21
Lawrence Widrow
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
13,241
4,650
0.351
Theoretical Astrophysics and Cosmology
* Total Citation Counts Rankings
Rankings
72,219
Canada
3,214
80
Ranking Based On Selection: 22
Christopher J O Callaghan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
12,659
6,582
0.520
Cancer Clinical Trials
Gastrointestinal Cancer
Brain Cancer
* Total Citation Counts Rankings
Rankings
73,811
Canada
3,276
82
Ranking Based On Selection: 23
Cathleen M Crudden
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
12,435
6,071
0.488
* Total Citation Counts Rankings
Rankings
76,726
Canada
3,390
86
Ranking Based On Selection: 24
Brant Peppley
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
12,044
3,278
0.272
Catalysis
Fuel Cells
Hydrogen Energy
Sustainability
* Total Citation Counts Rankings
Rankings
90,204
Canada
4,037
98
Ranking Based On Selection: 25
Brian Cumming
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
10,527
2,943
0.280
Aquatic ecology
paleolimnology
bioindicators
diatom
cladocerans