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
164,023
Country Rank
61,153
Institution Rank : 420
![](https://cdn.adscientificindex.com/logos/5710.jpg)
![United States](/flags/us.png)
![Paul B Thompson](https://cdn.adscientificindex.com/pictures/7a/1330838.jpg)
ethics
food biotechnology
world hunger
farm animal welfare
political and cultural significance of farming and farm policy
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,112
1,514
0.248
* Total Citation Counts Rankings
World Rank
189,767
Country Rank
69,102
Institution Rank : 482
![](https://cdn.adscientificindex.com/logos/5710.jpg)
![United States](/flags/us.png)
![Heather Douglas](https://cdn.adscientificindex.com/pictures/50/1330772.jpg)
Philosophy of Science
Science Policy
Values in Science
Science and Democracy
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,270
3,141
0.596
* Total Citation Counts Rankings
World Rank
223,462
Country Rank
79,235
Institution Rank : 554
![](https://cdn.adscientificindex.com/logos/5710.jpg)
![United States](/flags/us.png)
![Kevin Elliott](https://cdn.adscientificindex.com/pictures/a0/5113589.jpg)
Philosophy of science
practical ethics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,442
3,027
0.681
* Total Citation Counts Rankings
World Rank
277,372
Country Rank
95,027
Institution Rank : 658
![](https://cdn.adscientificindex.com/logos/5710.jpg)
![United States](/flags/us.png)
![Robert Burgoyne](/pictures/38/1385011.jpg)
History and Film
Historical Films
War Films
Epic Films
Biopics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,492
877
0.251
* Total Citation Counts Rankings
World Rank
300,165
Country Rank
101,627
Institution Rank : 719
![](https://cdn.adscientificindex.com/logos/5710.jpg)
![United States](/flags/us.png)
![Michael O Rourke](https://cdn.adscientificindex.com/pictures/63/1330824.jpg)
Philosophy of Communication
Environmental Science
Epistemology
Interdisciplinary Theory
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,183
1,917
0.602
* Total Citation Counts Rankings
World Rank
370,076
Country Rank
121,282
Institution Rank : 861
![](https://cdn.adscientificindex.com/logos/5710.jpg)
![United States](/flags/us.png)
![Debra Nails](/user/assets/images/profile/no-profile-photo.png)
Plato
Spinoza
academic justice
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,456
861
0.351
* Total Citation Counts Rankings
World Rank
426,234
Country Rank
136,693
Institution Rank : 2,339
![](https://cdn.adscientificindex.com/logos/11200.jpg)
![United States](/flags/us.png)
![Matthew D Lassiter](/user/assets/images/profile/no-profile-photo.png)
political history
urban history
policing and carceral state
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,034
703
0.346
* Total Citation Counts Rankings
World Rank
461,093
Country Rank
146,128
Institution Rank : 1,021
![](https://cdn.adscientificindex.com/logos/5710.jpg)
![United States](/flags/us.png)
![Alan W Fisher](/user/assets/images/profile/no-profile-photo.png)
Ottoman history
Russian history
world history
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,822
467
0.256
* Total Citation Counts Rankings
World Rank
481,505
Country Rank
151,599
Institution Rank : 1,047
![](https://cdn.adscientificindex.com/logos/5710.jpg)
![United States](/flags/us.png)
![Martin Benjamin](/user/assets/images/profile/no-profile-photo.png)
Bioethics
Social and Political Philosophy
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,710
241
0.141
* Total Citation Counts Rankings
World Rank
548,645
Country Rank
169,453
Institution Rank : 1,146
![](https://cdn.adscientificindex.com/logos/5710.jpg)
![United States](/flags/us.png)
![Peter Alegi](/pictures/f8/1330948.jpg)
History
South Africa
Africa
soccer
football
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,401
429
0.306
* Total Citation Counts Rankings
World Rank
594,074
Country Rank
181,273
Institution Rank : 1,227
![](https://cdn.adscientificindex.com/logos/5710.jpg)
![United States](/flags/us.png)
![Liam Brockey](/pictures/1b/1330944.jpg)
Early Modern History
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,230
562
0.457
* Total Citation Counts Rankings
World Rank
656,192
Country Rank
197,240
Institution Rank : 1,316
![](https://cdn.adscientificindex.com/logos/5710.jpg)
![United States](/flags/us.png)
![David Godden](/pictures/cf/1347720.jpg)
argumentation
epistemology
logic
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,034
495
0.479
* Total Citation Counts Rankings
World Rank
668,234
Country Rank
200,224
Institution Rank : 1,338
![](https://cdn.adscientificindex.com/logos/5710.jpg)
![United States](/flags/us.png)
![John Waller](/user/assets/images/profile/no-profile-photo.png)
History of science
social history
history of medicine
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,000
326
0.326
* Total Citation Counts Rankings
World Rank
716,445
Country Rank
211,977
Institution Rank : 1,402
![](https://cdn.adscientificindex.com/logos/5710.jpg)
![United States](/flags/us.png)
![Christopher P Long](/pictures/fe/1330748.jpg)
Ancient Greek Philosophy
Aristotle
Plato
Continental Philosophy
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
875
379
0.433
* Total Citation Counts Rankings
World Rank
761,698
Country Rank
222,697
Institution Rank : 1,469
![](https://cdn.adscientificindex.com/logos/5710.jpg)
![United States](/flags/us.png)
![Peter Limb](/user/assets/images/profile/no-profile-photo.png)
African history
South Africa
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
771
282
0.366
* Total Citation Counts Rankings
World Rank
762,391
Country Rank
222,860
Institution Rank : 1,470
![](https://cdn.adscientificindex.com/logos/5710.jpg)
![United States](/flags/us.png)
![David Wheat](/user/assets/images/profile/no-profile-photo.png)
History
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
769
533
0.693
* Total Citation Counts Rankings
World Rank
808,605
Country Rank
233,336
Institution Rank : 1,517
![](https://cdn.adscientificindex.com/logos/5710.jpg)
![United States](/flags/us.png)
![Nwando Achebe](/pictures/92/1330946.jpg)
African History
West African History
Women
Gender
and Sexuality History
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
673
345
0.513
* Total Citation Counts Rankings
World Rank
841,188
Country Rank
240,470
Institution Rank : 1,559
![](https://cdn.adscientificindex.com/logos/5710.jpg)
![United States](/flags/us.png)
![Michael Lewis](/user/assets/images/profile/no-profile-photo.png)
History
Japanese history
Asian modern history
popular culture
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
611
132
0.216
* Total Citation Counts Rankings
World Rank
881,465
Country Rank
249,192
Institution Rank : 1,600
![](https://cdn.adscientificindex.com/logos/5710.jpg)
![United States](/flags/us.png)
![Matt Ferkany](https://cdn.adscientificindex.com/pictures/6f/5725557.jpg)
Moral Education
Virtue
Environmental Ethics
Well-Being
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
538
295
0.548
* Total Citation Counts Rankings
World Rank
1,113,847
Country Rank
290,343
Institution Rank : 1,712
![](https://cdn.adscientificindex.com/logos/5710.jpg)
![United States](/flags/us.png)
![Kirsten Fermaglich](/user/assets/images/profile/no-profile-photo.png)
united States History
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
241
127
0.527
* Total Citation Counts Rankings
World Rank
1,126,625
Country Rank
292,283
Institution Rank : 1,716
![](https://cdn.adscientificindex.com/logos/5710.jpg)
![United States](/flags/us.png)
![Emily Conroy-Krutz](/pictures/6b/5185508.jpg)
18th and 19th Century America
US and the World
American Religion
Women and Gender
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
231
164
0.710
* Total Citation Counts Rankings
World Rank
1,235,064
Country Rank
308,364
Institution Rank : 1,832
![](https://cdn.adscientificindex.com/logos/5710.jpg)
![United States](/flags/us.png)
![Aminda M Smith](/pictures/16/5180425.jpg)
History of Chinese Communism
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
165
98
0.594
* Total Citation Counts Rankings
World Rank
1,377,258
Country Rank
329,503
Institution Rank : 2,037
![](https://cdn.adscientificindex.com/logos/5710.jpg)
![United States](/flags/us.png)
![John Grey](/user/assets/images/profile/no-profile-photo.png)
early modern philosophy
rationalism
metaphysics
ethics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
108
92
0.852
* Total Citation Counts Rankings
World Rank
1,419,523
Country Rank
335,757
Institution Rank : 2,097
![](https://cdn.adscientificindex.com/logos/5710.jpg)
![United States](/flags/us.png)
![Weijia Wang](https://cdn.adscientificindex.com/pictures/a4/5718104.jpg)
organic vegetable
plant breeding
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
95
89
0.937
* Total Citation Counts Rankings
World Rank
1,582,654
Country Rank
359,857
Institution Rank : 2,283
![](https://cdn.adscientificindex.com/logos/5710.jpg)
![United States](/flags/us.png)
![Shreena Niketa Gandhi](/pictures/65/5548906.jpg)
religious studies
critical race studies
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
58
41
0.707
* Total Citation Counts Rankings
World Ranking
164,023
Country Ranking
61,153
Institution Ranking
420
Paul B Thompson
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,112
1,514
0.248
![](https://cdn.adscientificindex.com/logos/5710.jpg)
ethics
food biotechnology
world hunger
farm animal welfare
political and cultural significance of farming and farm policy
* Total Citation Counts Rankings
World Ranking
189,767
Country Ranking
69,102
Institution Ranking
482
Heather Douglas
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,270
3,141
0.596
![](https://cdn.adscientificindex.com/logos/5710.jpg)
Philosophy of Science
Science Policy
Values in Science
Science and Democracy
* Total Citation Counts Rankings
World Ranking
223,462
Country Ranking
79,235
Institution Ranking
554
Kevin Elliott
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,442
3,027
0.681
![](https://cdn.adscientificindex.com/logos/5710.jpg)
Philosophy of science
practical ethics
* Total Citation Counts Rankings
World Ranking
277,372
Country Ranking
95,027
Institution Ranking
658
Robert Burgoyne
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,492
877
0.251
![](https://cdn.adscientificindex.com/logos/5710.jpg)
History and Film
Historical Films
War Films
Epic Films
Biopics
* Total Citation Counts Rankings
World Ranking
300,165
Country Ranking
101,627
Institution Ranking
719
Michael O Rourke
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,183
1,917
0.602
![](https://cdn.adscientificindex.com/logos/5710.jpg)
Philosophy of Communication
Environmental Science
Epistemology
Interdisciplinary Theory
* Total Citation Counts Rankings
World Ranking
370,076
Country Ranking
121,282
Institution Ranking
861
Debra Nails
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,456
861
0.351
![](https://cdn.adscientificindex.com/logos/5710.jpg)
Plato
Spinoza
academic justice
* Total Citation Counts Rankings
World Ranking
426,234
Country Ranking
136,693
Institution Ranking
2,339
Matthew D Lassiter
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,034
703
0.346
![](https://cdn.adscientificindex.com/logos/11200.jpg)
political history
urban history
policing and carceral state
* Total Citation Counts Rankings
World Ranking
461,093
Country Ranking
146,128
Institution Ranking
1,021
Alan W Fisher
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,822
467
0.256
![](https://cdn.adscientificindex.com/logos/5710.jpg)
Ottoman history
Russian history
world history
* Total Citation Counts Rankings
World Ranking
481,505
Country Ranking
151,599
Institution Ranking
1,047
Martin Benjamin
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,710
241
0.141
![](https://cdn.adscientificindex.com/logos/5710.jpg)
Bioethics
Social and Political Philosophy
* Total Citation Counts Rankings
World Ranking
548,645
Country Ranking
169,453
Institution Ranking
1,146
Peter Alegi
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,401
429
0.306
![](https://cdn.adscientificindex.com/logos/5710.jpg)
History
South Africa
Africa
soccer
football
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* Total Citation Counts Rankings
World Ranking
594,074
Country Ranking
181,273
Institution Ranking
1,227
Liam Brockey
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,230
562
0.457
* Total Citation Counts Rankings
World Ranking
656,192
Country Ranking
197,240
Institution Ranking
1,316
David Godden
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,034
495
0.479
![](https://cdn.adscientificindex.com/logos/5710.jpg)
argumentation
epistemology
logic
* Total Citation Counts Rankings
World Ranking
668,234
Country Ranking
200,224
Institution Ranking
1,338
John Waller
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,000
326
0.326
![](https://cdn.adscientificindex.com/logos/5710.jpg)
History of science
social history
history of medicine
* Total Citation Counts Rankings
World Ranking
716,445
Country Ranking
211,977
Institution Ranking
1,402
Christopher P Long
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
875
379
0.433
![](https://cdn.adscientificindex.com/logos/5710.jpg)
Ancient Greek Philosophy
Aristotle
Plato
Continental Philosophy
* Total Citation Counts Rankings
World Ranking
761,698
Country Ranking
222,697
Institution Ranking
1,469
Peter Limb
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
771
282
0.366
* Total Citation Counts Rankings
World Ranking
762,391
Country Ranking
222,860
Institution Ranking
1,470
David Wheat
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
769
533
0.693
* Total Citation Counts Rankings
World Ranking
808,605
Country Ranking
233,336
Institution Ranking
1,517
Nwando Achebe
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
673
345
0.513
![](https://cdn.adscientificindex.com/logos/5710.jpg)
African History
West African History
Women
Gender
and Sexuality History
* Total Citation Counts Rankings
World Ranking
841,188
Country Ranking
240,470
Institution Ranking
1,559
Michael Lewis
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
611
132
0.216
![](https://cdn.adscientificindex.com/logos/5710.jpg)
History
Japanese history
Asian modern history
popular culture
* Total Citation Counts Rankings
World Ranking
881,465
Country Ranking
249,192
Institution Ranking
1,600
Matt Ferkany
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
538
295
0.548
![](https://cdn.adscientificindex.com/logos/5710.jpg)
Moral Education
Virtue
Environmental Ethics
Well-Being
* Total Citation Counts Rankings
World Ranking
1,113,847
Country Ranking
290,343
Institution Ranking
1,712
Kirsten Fermaglich
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
241
127
0.527
* Total Citation Counts Rankings
World Ranking
1,126,625
Country Ranking
292,283
Institution Ranking
1,716
Emily Conroy-Krutz
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
231
164
0.710
![](https://cdn.adscientificindex.com/logos/5710.jpg)
18th and 19th Century America
US and the World
American Religion
Women and Gender
* Total Citation Counts Rankings
World Ranking
1,235,064
Country Ranking
308,364
Institution Ranking
1,832
Aminda M Smith
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
165
98
0.594
* Total Citation Counts Rankings
World Ranking
1,377,258
Country Ranking
329,503
Institution Ranking
2,037
John Grey
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
108
92
0.852
![](https://cdn.adscientificindex.com/logos/5710.jpg)
early modern philosophy
rationalism
metaphysics
ethics
* Total Citation Counts Rankings
World Ranking
1,419,523
Country Ranking
335,757
Institution Ranking
2,097
Weijia Wang
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
95
89
0.937
![](https://cdn.adscientificindex.com/logos/5710.jpg)
organic vegetable
plant breeding
* Total Citation Counts Rankings
World Ranking
1,582,654
Country Ranking
359,857
Institution Ranking
2,283
Shreena Niketa Gandhi
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
58
41
0.707
![](https://cdn.adscientificindex.com/logos/5710.jpg)
religious studies
critical race studies