Citation Rankings (Highly Cited Researchers) 2024 and list of influential and most cited researchers in Agriculture and Forestry, Art, Design and Architecture, Business and Management, Economics and Econometrics, Education, Engineering and Technology, History, Philosophy, Theology, Law, Medicine and Health Sciences, Natural Sciences and Social Sciences and their 256 sub-branches is a unique service offered only by “AD Scientific Index”. You can see the most cited and influential researchers in the country and region. See also for more specific citation analyses: "last 6 years citation index" Universities Rankings 2024 (Sort by: Total Citations) and Universities Rankings 2024 (Sort by : Last 6 Years Citations)
* Total Citation Counts Rankings
World Rank
8,540
Country Rank
4,105
Institution Rank : 26
![](https://cdn.adscientificindex.com/logos/5710.jpg)
![United States](/flags/us.png)
![B Alex Brown](https://cdn.adscientificindex.com/pictures/b4/1423632.jpg)
Nuclear Physics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
54,091
12,583
0.233
* Total Citation Counts Rankings
World Rank
9,270
Country Rank
4,454
Institution Rank : 27
![](https://cdn.adscientificindex.com/logos/5710.jpg)
![United States](/flags/us.png)
![Richard Lenski](https://cdn.adscientificindex.com/pictures/27/1388246.jpg)
Experimental Evolution
Evolutionary Dynamics
Microbial Evolution
Microbial Genomics
Digital Evolution
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
51,279
16,106
0.314
* Total Citation Counts Rankings
World Rank
9,902
Country Rank
4,740
Institution Rank : 28
![](https://cdn.adscientificindex.com/logos/5710.jpg)
![United States](/flags/us.png)
![Bruce E Dale](https://cdn.adscientificindex.com/pictures/62/1327176.jpg)
chemical engineering
sustainability
biofuels
life cycle assessment
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
49,294
14,711
0.298
* Total Citation Counts Rankings
World Rank
10,181
Country Rank
4,881
Institution Rank : 29
![](https://cdn.adscientificindex.com/logos/5710.jpg)
![United States](/flags/us.png)
![Thomas Reardon](https://cdn.adscientificindex.com/pictures/19/1331146.jpg)
agricultural economics
food policy
development economics
food economics
value chains
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
48,402
16,235
0.335
* Total Citation Counts Rankings
World Rank
10,414
Country Rank
4,992
Institution Rank : 30
![](https://cdn.adscientificindex.com/logos/5710.jpg)
![United States](/flags/us.png)
![Brent Donnellan](https://cdn.adscientificindex.com/pictures/ec/1617135.jpg)
Personality Assessment
Personality Development
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
47,663
26,166
0.549
* Total Citation Counts Rankings
World Rank
10,746
Country Rank
5,139
Institution Rank : 31
![](https://cdn.adscientificindex.com/logos/5710.jpg)
![United States](/flags/us.png)
![Jiquan Chen](https://cdn.adscientificindex.com/pictures/ed/1332590.jpg)
Ecology
Landscape
Global Change
Land Use
Urban
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
46,707
22,492
0.482
* Total Citation Counts Rankings
World Rank
11,319
Country Rank
5,404
Institution Rank : 32
![](https://cdn.adscientificindex.com/logos/5710.jpg)
![United States](/flags/us.png)
![G Philip Robertson](https://cdn.adscientificindex.com/pictures/a7/1617132.jpg)
Environmental Science
Agriculture
Ecology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
45,171
17,962
0.398
* Total Citation Counts Rankings
World Rank
11,446
Country Rank
5,462
Institution Rank : 33
![](https://cdn.adscientificindex.com/logos/5710.jpg)
![United States](/flags/us.png)
![Arun Ross](https://cdn.adscientificindex.com/pictures/11/1395341.jpg)
Biometrics
Computer Vision
Pattern Recognition
Iris Recognition
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
44,845
15,525
0.346
* Total Citation Counts Rankings
World Rank
11,514
Country Rank
5,499
Institution Rank : 34
![](https://cdn.adscientificindex.com/logos/5710.jpg)
![United States](/flags/us.png)
![Witold Nazarewicz|Witek Nazarewicz](https://cdn.adscientificindex.com/pictures/c7/1423952.jpg)
nuclear physics
nuclear theory
open quantum systems
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
44,674
13,451
0.301
* Total Citation Counts Rankings
World Rank
11,735
Country Rank
5,612
Institution Rank : 35
![](https://cdn.adscientificindex.com/logos/5710.jpg)
![United States](/flags/us.png)
![Thomas D Sharkey](https://cdn.adscientificindex.com/pictures/2f/1617130.jpg)
Plant Biochemistry
Plant Biology
Plant Physiology
Photosynthesis
Isoprene
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
44,177
12,609
0.285
* Total Citation Counts Rankings
World Rank
11,997
Country Rank
5,745
Institution Rank : 36
![](https://cdn.adscientificindex.com/logos/5710.jpg)
![United States](/flags/us.png)
![David Tomanek](https://cdn.adscientificindex.com/pictures/75/1423688.jpg)
Nanotechnology
Nanoscience
Computational Materials Science
2D Materials
Computational Nanoscience
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
43,567
11,143
0.256
* Total Citation Counts Rankings
World Rank
12,483
Country Rank
5,966
Institution Rank : 39
![](https://cdn.adscientificindex.com/logos/5710.jpg)
![United States](/flags/us.png)
![Nigel Paneth](https://cdn.adscientificindex.com/pictures/51/1391293.jpg)
epidemiology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
42,535
15,986
0.376
* Total Citation Counts Rankings
World Rank
12,470
Country Rank
5,959
Institution Rank : 38
![](https://cdn.adscientificindex.com/logos/5710.jpg)
![United States](/flags/us.png)
![Michael F Thomashow](https://cdn.adscientificindex.com/pictures/14/1387781.jpg)
Molecular Responses to Plant Stress
Regulation of Gene Expression in Response to Low Temperature
Freezing Tolerance
Regulatio
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
42,560
9,853
0.232
* Total Citation Counts Rankings
World Rank
12,453
Country Rank
5,951
Institution Rank : 37
![](https://cdn.adscientificindex.com/logos/5710.jpg)
![United States](/flags/us.png)
![Emilio Moran](https://cdn.adscientificindex.com/pictures/df/1332520.jpg)
Land use and land cover change
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
42,587
14,605
0.343
* Total Citation Counts Rankings
World Rank
12,906
Country Rank
6,166
Institution Rank : 41
![](https://cdn.adscientificindex.com/logos/5710.jpg)
![United States](/flags/us.png)
![C P Yuan](/user/assets/images/profile/no-profile-photo.png)
High Energy Physics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
41,725
11,143
0.267
* Total Citation Counts Rankings
World Rank
12,604
Country Rank
6,024
Institution Rank : 40
![](https://cdn.adscientificindex.com/logos/5710.jpg)
![United States](/flags/us.png)
![Lei Zhang](/user/assets/images/profile/no-profile-photo.png)
Wireless Communication
Signal Processing
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
42,289
27,244
0.644
* Total Citation Counts Rankings
World Rank
13,839
Country Rank
6,589
Institution Rank : 42
![](https://cdn.adscientificindex.com/logos/5710.jpg)
![United States](/flags/us.png)
![Jiming Jiang](https://cdn.adscientificindex.com/pictures/88/1617136.jpg)
Plant Genomics
Plant Genetics
Cytogenetics
Plant Breeding
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
39,954
13,167
0.330
* Total Citation Counts Rankings
World Rank
13,875
Country Rank
6,606
Institution Rank : 43
![](https://cdn.adscientificindex.com/logos/5710.jpg)
![United States](/flags/us.png)
![Jeremy R Gray](/user/assets/images/profile/no-profile-photo.png)
Psychology
Cognitive neuroscience
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
39,869
19,237
0.483
* Total Citation Counts Rankings
World Rank
13,999
Country Rank
6,668
Institution Rank : 44
![](https://cdn.adscientificindex.com/logos/5710.jpg)
![United States](/flags/us.png)
![Qiong Wang](https://cdn.adscientificindex.com/pictures/2c/1617137.jpg)
microbial ecology
bioinformatics
probiotics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
39,646
18,381
0.464
* Total Citation Counts Rankings
World Rank
15,015
Country Rank
7,129
Institution Rank : 45
![](https://cdn.adscientificindex.com/logos/5710.jpg)
![United States](/flags/us.png)
![Jiliang Tang](https://cdn.adscientificindex.com/pictures/d3/1617170.jpg)
Trustworthy AI
Graph Neural Networks
Feature Selection
Recommendations
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
37,959
31,183
0.821
* Total Citation Counts Rankings
World Rank
16,038
Country Rank
7,593
Institution Rank : 46
![](https://cdn.adscientificindex.com/logos/5710.jpg)
![United States](/flags/us.png)
![Kevin Ford](https://cdn.adscientificindex.com/pictures/31/1385678.jpg)
organizational psychology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
36,408
10,351
0.284
* Total Citation Counts Rankings
World Rank
16,243
Country Rank
7,696
Institution Rank : 47
![](https://cdn.adscientificindex.com/logos/5710.jpg)
![United States](/flags/us.png)
![John Ohlrogge](https://cdn.adscientificindex.com/pictures/7c/1403986.jpg)
Plant lipid biosynthesis
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
36,099
9,645
0.267
* Total Citation Counts Rankings
World Rank
16,502
Country Rank
7,807
Institution Rank : 48
![](https://cdn.adscientificindex.com/logos/5710.jpg)
![United States](/flags/us.png)
![Michael Feig](https://cdn.adscientificindex.com/pictures/ff/1617142.jpg)
Biophysics
Biochemistry
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
35,744
17,124
0.479
* Total Citation Counts Rankings
World Rank
16,666
Country Rank
7,879
Institution Rank : 49
![](https://cdn.adscientificindex.com/logos/5710.jpg)
![United States](/flags/us.png)
![David P Roy](/user/assets/images/profile/no-profile-photo.png)
Remote Sensing
fire
land use and land cover change
geography
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
35,512
18,361
0.517
* Total Citation Counts Rankings
World Rank
17,318
Country Rank
8,163
Institution Rank : 50
![](https://cdn.adscientificindex.com/logos/5710.jpg)
![United States](/flags/us.png)
![D Harrison Mcknight](https://cdn.adscientificindex.com/pictures/44/1617141.jpg)
initial trust
defining trust
trust in technology
trust in sharing economy
trust repair
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
34,660
13,299
0.384
* Total Citation Counts Rankings
World Ranking
8,540
Country Ranking
4,105
Institution Ranking
26
B Alex Brown
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
54,091
12,583
0.233
* Total Citation Counts Rankings
World Ranking
9,270
Country Ranking
4,454
Institution Ranking
27
Richard Lenski
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
51,279
16,106
0.314
![](https://cdn.adscientificindex.com/logos/5710.jpg)
Experimental Evolution
Evolutionary Dynamics
Microbial Evolution
Microbial Genomics
Digital Evolution
* Total Citation Counts Rankings
World Ranking
9,902
Country Ranking
4,740
Institution Ranking
28
Bruce E Dale
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
49,294
14,711
0.298
![](https://cdn.adscientificindex.com/logos/5710.jpg)
chemical engineering
sustainability
biofuels
life cycle assessment
* Total Citation Counts Rankings
World Ranking
10,181
Country Ranking
4,881
Institution Ranking
29
Thomas Reardon
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
48,402
16,235
0.335
![](https://cdn.adscientificindex.com/logos/5710.jpg)
agricultural economics
food policy
development economics
food economics
value chains
* Total Citation Counts Rankings
World Ranking
10,414
Country Ranking
4,992
Institution Ranking
30
Brent Donnellan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
47,663
26,166
0.549
* Total Citation Counts Rankings
World Ranking
10,746
Country Ranking
5,139
Institution Ranking
31
Jiquan Chen
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
46,707
22,492
0.482
![](https://cdn.adscientificindex.com/logos/5710.jpg)
Ecology
Landscape
Global Change
Land Use
Urban
* Total Citation Counts Rankings
World Ranking
11,319
Country Ranking
5,404
Institution Ranking
32
G Philip Robertson
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
45,171
17,962
0.398
![](https://cdn.adscientificindex.com/logos/5710.jpg)
Environmental Science
Agriculture
Ecology
* Total Citation Counts Rankings
World Ranking
11,446
Country Ranking
5,462
Institution Ranking
33
Arun Ross
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
44,845
15,525
0.346
![](https://cdn.adscientificindex.com/logos/5710.jpg)
Biometrics
Computer Vision
Pattern Recognition
Iris Recognition
* Total Citation Counts Rankings
World Ranking
11,514
Country Ranking
5,499
Institution Ranking
34
Witold Nazarewicz|Witek Nazarewicz
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
44,674
13,451
0.301
![](https://cdn.adscientificindex.com/logos/5710.jpg)
nuclear physics
nuclear theory
open quantum systems
* Total Citation Counts Rankings
World Ranking
11,735
Country Ranking
5,612
Institution Ranking
35
Thomas D Sharkey
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
44,177
12,609
0.285
![](https://cdn.adscientificindex.com/logos/5710.jpg)
Plant Biochemistry
Plant Biology
Plant Physiology
Photosynthesis
Isoprene
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* Total Citation Counts Rankings
World Ranking
11,997
Country Ranking
5,745
Institution Ranking
36
David Tomanek
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
43,567
11,143
0.256
![](https://cdn.adscientificindex.com/logos/5710.jpg)
Nanotechnology
Nanoscience
Computational Materials Science
2D Materials
Computational Nanoscience
* Total Citation Counts Rankings
World Ranking
12,483
Country Ranking
5,966
Institution Ranking
39
Nigel Paneth
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
42,535
15,986
0.376
* Total Citation Counts Rankings
World Ranking
12,470
Country Ranking
5,959
Institution Ranking
38
Michael F Thomashow
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
42,560
9,853
0.232
![](https://cdn.adscientificindex.com/logos/5710.jpg)
Molecular Responses to Plant Stress
Regulation of Gene Expression in Response to Low Temperature
Freezing Tolerance
Regulatio
* Total Citation Counts Rankings
World Ranking
12,453
Country Ranking
5,951
Institution Ranking
37
Emilio Moran
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
42,587
14,605
0.343
* Total Citation Counts Rankings
World Ranking
12,906
Country Ranking
6,166
Institution Ranking
41
C P Yuan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
41,725
11,143
0.267
* Total Citation Counts Rankings
World Ranking
12,604
Country Ranking
6,024
Institution Ranking
40
Lei Zhang
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
42,289
27,244
0.644
![](https://cdn.adscientificindex.com/logos/5710.jpg)
Wireless Communication
Signal Processing
* Total Citation Counts Rankings
World Ranking
13,839
Country Ranking
6,589
Institution Ranking
42
Jiming Jiang
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
39,954
13,167
0.330
![](https://cdn.adscientificindex.com/logos/5710.jpg)
Plant Genomics
Plant Genetics
Cytogenetics
Plant Breeding
* Total Citation Counts Rankings
World Ranking
13,875
Country Ranking
6,606
Institution Ranking
43
Jeremy R Gray
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
39,869
19,237
0.483
* Total Citation Counts Rankings
World Ranking
13,999
Country Ranking
6,668
Institution Ranking
44
Qiong Wang
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
39,646
18,381
0.464
![](https://cdn.adscientificindex.com/logos/5710.jpg)
microbial ecology
bioinformatics
probiotics
* Total Citation Counts Rankings
World Ranking
15,015
Country Ranking
7,129
Institution Ranking
45
Jiliang Tang
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
37,959
31,183
0.821
![](https://cdn.adscientificindex.com/logos/5710.jpg)
Trustworthy AI
Graph Neural Networks
Feature Selection
Recommendations
* Total Citation Counts Rankings
World Ranking
16,038
Country Ranking
7,593
Institution Ranking
46
Kevin Ford
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
36,408
10,351
0.284
* Total Citation Counts Rankings
World Ranking
16,243
Country Ranking
7,696
Institution Ranking
47
John Ohlrogge
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
36,099
9,645
0.267
* Total Citation Counts Rankings
World Ranking
16,502
Country Ranking
7,807
Institution Ranking
48
Michael Feig
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
35,744
17,124
0.479
* Total Citation Counts Rankings
World Ranking
16,666
Country Ranking
7,879
Institution Ranking
49
David P Roy
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
35,512
18,361
0.517
![](https://cdn.adscientificindex.com/logos/5710.jpg)
Remote Sensing
fire
land use and land cover change
geography
* Total Citation Counts Rankings
World Ranking
17,318
Country Ranking
8,163
Institution Ranking
50
D Harrison Mcknight
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
34,660
13,299
0.384
![](https://cdn.adscientificindex.com/logos/5710.jpg)
initial trust
defining trust
trust in technology
trust in sharing economy
trust repair