Citation Rankings
Highly Cited Researchers
Highly Cited Researchers 1.061 Scientists Citation Rankings (Sort by last 6 years Citation Index) - 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.
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 1
Biodiversity Science
Evolution
Genetics
Ecology
DNA barcodin
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
117,728
39,822
0.338
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* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 2
Bioplastic
biocomposites
waste valorization
circular economy
3D printin
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
64,975
29,764
0.458
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 3
Sustainable Polymers
Materials and Manufacturing
Biocarbon Technology
Plastics Circular Econom
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
59,493
28,422
0.478
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 4
tourism statistics
tourism economics
culinary tourism
destination competitivenes
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
68,545
27,983
0.408
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 5
information security
privacy
digital forensics
wireless network security
applied cryptograph
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
36,828
18,641
0.506
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 6
Cyber Threat Intelligence
Cyber Threat Hunting
AI Security
Autonomous Cybersecurit
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
21,613
18,336
0.848
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 7
human gut microbiot
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
32,739
17,254
0.527
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 8
infectious disease
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
39,516
17,081
0.432
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 9
Machine Learnin
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
24,109
16,958
0.703
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* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 10
Food Materials Scienc
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
32,854
14,379
0.438
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 11
Biodiversity Scienc
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
32,905
12,691
0.386
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 12
Veterinary medicine
dairy cattle
randomized controlled trials
food animal health
reproductio
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
25,169
12,324
0.490
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 13
evolutionary genomics
DNA barcoding
metabarcoding
environmental DNA
eDN
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
27,249
12,274
0.450
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 14
Bacteriophages
bacterial pathogens
taxonomy
genomic
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
22,382
12,102
0.541
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 15
Bioinformatics
Biodiversity Informatics
Genomic
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
25,960
11,856
0.457
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 16
Dairy Health Managemen
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
27,950
10,604
0.379
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 17
ubiquitin signaling
protein engineering
targeted protein degradation
genome stabilit
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
19,713
10,497
0.532
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 18
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
15,709
10,429
0.664
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 19
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
35,295
10,300
0.292
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 20
Dairy Cattle Health and Productio
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
21,444
10,206
0.476
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 21
Exercise Physiology & Biochemistr
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
30,885
10,194
0.330
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 22
calcium-looping
torrefaction
hydrothermal
gasification
fluidizatio
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
15,602
10,179
0.652
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 23
Optimization
Operations Research
Analytic
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
14,021
10,039
0.716
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 24
food security
climate change
sustainable food systems
geograph
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
18,594
9,759
0.525
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 25
Environmental Science
Ecotoxicology
Risk Assessment
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
35,367
9,663
0.273
* Last 6 Years Citation Counts Rankings
Rankings
4,194
155
1
Ranking Based On Selection: 1
Paul Dn Hebert
University of Guelph
Guelph, Canada
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
117,728
39,822
0.338
Biodiversity Science
Evolution
Genetics
Ecology
DNA barcodin
* Last 6 Years Citation Counts Rankings
Rankings
6,638
239
2
Ranking Based On Selection: 2
Amar Kumar Mohanty
University of Guelph
Guelph, Canada
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
64,975
29,764
0.458
Bioplastic
biocomposites
waste valorization
circular economy
3D printin
* Last 6 Years Citation Counts Rankings
Rankings
7,117
253
3
Ranking Based On Selection: 3
Manjusri Misra
University of Guelph
Guelph, Canada
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
59,493
28,422
0.478
Sustainable Polymers
Materials and Manufacturing
Biocarbon Technology
Plastics Circular Econom
* Last 6 Years Citation Counts Rankings
Rankings
7,321
260
4
Ranking Based On Selection: 4
Stephen Smith
University of Guelph
Guelph, Canada
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
68,545
27,983
0.408
tourism statistics
tourism economics
culinary tourism
destination competitivenes
* Last 6 Years Citation Counts Rankings
Rankings
13,729
496
5
Ranking Based On Selection: 5
Xiaodong Lin
University of Guelph
Guelph, Canada
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
36,828
18,641
0.506
information security
privacy
digital forensics
wireless network security
applied cryptograph
* Last 6 Years Citation Counts Rankings
Rankings
14,066
511
6
Ranking Based On Selection: 6
Ali Dehghantanha
University of Guelph
Guelph, Canada
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
21,613
18,336
0.848
Cyber Threat Intelligence
Cyber Threat Hunting
AI Security
Autonomous Cybersecurit
* Last 6 Years Citation Counts Rankings
Rankings
15,435
568
7
Ranking Based On Selection: 7
Emma Allen Vercoe
University of Guelph
Guelph, Canada
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
32,739
17,254
0.527
* Last 6 Years Citation Counts Rankings
Rankings
15,652
577
8
Ranking Based On Selection: 8
Scott Weese
University of Guelph
Guelph, Canada
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
39,516
17,081
0.432
* Last 6 Years Citation Counts Rankings
Rankings
15,823
584
9
Ranking Based On Selection: 9
Graham Taylor
University of Guelph
Guelph, Canada
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
24,109
16,958
0.703
* Last 6 Years Citation Counts Rankings
Rankings
20,325
774
10
Ranking Based On Selection: 10
Alejandro G Marangoni
University of Guelph
Guelph, Canada
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
32,854
14,379
0.438
Food Materials Scienc
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* Last 6 Years Citation Counts Rankings
Rankings
24,579
935
11
Ranking Based On Selection: 11
Jeremy R Dewaard
University of Guelph
Guelph, Canada
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
32,905
12,691
0.386
* Last 6 Years Citation Counts Rankings
Rankings
25,679
974
12
Ranking Based On Selection: 12
Stephen J Leblanc
University of Guelph
Guelph, Canada
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
25,169
12,324
0.490
Veterinary medicine
dairy cattle
randomized controlled trials
food animal health
reproductio
* Last 6 Years Citation Counts Rankings
Rankings
25,835
981
13
Ranking Based On Selection: 13
Mehrdad Hajibabaei
University of Guelph
Guelph, Canada
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
27,249
12,274
0.450
evolutionary genomics
DNA barcoding
metabarcoding
environmental DNA
eDN
* Last 6 Years Citation Counts Rankings
Rankings
26,408
1,007
14
Ranking Based On Selection: 14
Andrew M Kropinski
University of Guelph
Guelph, Canada
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
22,382
12,102
0.541
Bacteriophages
bacterial pathogens
taxonomy
genomic
* Last 6 Years Citation Counts Rankings
Rankings
27,248
1,045
15
Ranking Based On Selection: 15
Sujeevan Ratnasingham
University of Guelph
Guelph, Canada
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
25,960
11,856
0.457
Bioinformatics
Biodiversity Informatics
Genomic
* Last 6 Years Citation Counts Rankings
Rankings
32,111
1,222
16
Ranking Based On Selection: 16
Todd F Duffield
University of Guelph
Guelph, Canada
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
27,950
10,604
0.379
Dairy Health Managemen
* Last 6 Years Citation Counts Rankings
Rankings
32,595
1,248
17
Ranking Based On Selection: 17
Wei Zhang
University of Guelph
Guelph, Canada
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
19,713
10,497
0.532
ubiquitin signaling
protein engineering
targeted protein degradation
genome stabilit
* Last 6 Years Citation Counts Rankings
Rankings
32,922
1,265
18
Ranking Based On Selection: 18
Michael Williams
University of Guelph
Guelph, Canada
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
15,709
10,429
0.664
* Last 6 Years Citation Counts Rankings
Rankings
33,591
1,282
19
Ranking Based On Selection: 19
Barry Smit
University of Guelph
Guelph, Canada
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
35,295
10,300
0.292
* Last 6 Years Citation Counts Rankings
Rankings
34,053
1,311
20
Ranking Based On Selection: 20
David Kelton
University of Guelph
Guelph, Canada
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
21,444
10,206
0.476
Dairy Cattle Health and Productio
* Last 6 Years Citation Counts Rankings
Rankings
34,118
1,317
21
Ranking Based On Selection: 21
Lawrence L Spriet
University of Guelph
Guelph, Canada
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
30,885
10,194
0.330
Exercise Physiology & Biochemistr
* Last 6 Years Citation Counts Rankings
Rankings
34,187
1,318
22
Ranking Based On Selection: 22
Animesh Dutta
University of Guelph
Guelph, Canada
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
15,602
10,179
0.652
calcium-looping
torrefaction
hydrothermal
gasification
fluidizatio
* Last 6 Years Citation Counts Rankings
Rankings
34,854
1,353
23
Ranking Based On Selection: 23
Yu Xia
University of Guelph
Guelph, Canada
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
14,021
10,039
0.716
Optimization
Operations Research
Analytic
* Last 6 Years Citation Counts Rankings
Rankings
36,365
1,424
24
Ranking Based On Selection: 24
Evan Fraser
University of Guelph
Guelph, Canada
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
18,594
9,759
0.525
food security
climate change
sustainable food systems
geograph
* Last 6 Years Citation Counts Rankings
Rankings
36,870
1,442
25
Ranking Based On Selection: 25
Keith Solomon
University of Guelph
Guelph, Canada
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
35,367
9,663
0.273
Environmental Science
Ecotoxicology
Risk Assessment