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
168,730
Country Rank
62,650
Institution Rank : 1
![](https://cdn.adscientificindex.com/logos/6852.png)
![United States](/flags/us.png)
![Joseph N Boyer](https://cdn.adscientificindex.com/pictures/16/882128.jpg)
Biogeochemistry
water quality
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,944
1,996
0.336
* Total Citation Counts Rankings
World Rank
194,755
Country Rank
70,655
Institution Rank : 2
![](https://cdn.adscientificindex.com/logos/6852.png)
![United States](/flags/us.png)
![Howard Handthorne Frederick](https://cdn.adscientificindex.com/pictures/76/892771.jpg)
emprendimiento
entrepreneurship
design thinking
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,132
1,218
0.237
* Total Citation Counts Rankings
World Rank
412,532
Country Rank
132,899
Institution Rank : 3
![](https://cdn.adscientificindex.com/logos/6852.png)
![United States](/flags/us.png)
![Brian Eisenhauer](/user/assets/images/profile/no-profile-photo.png)
Social Sciences and the Environment
Sustainability
Natural Resource Management
Environmental Communications
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,125
824
0.388
* Total Citation Counts Rankings
World Rank
841,652
Country Rank
240,567
Institution Rank : 4
![](https://cdn.adscientificindex.com/logos/6852.png)
![United States](/flags/us.png)
![Matthew Cheney](/user/assets/images/profile/no-profile-photo.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
610
206
0.338
* Total Citation Counts Rankings
World Rank
857,838
Country Rank
244,067
Institution Rank : 5
![](https://cdn.adscientificindex.com/logos/6852.png)
![United States](/flags/us.png)
![Barbara Crane](/user/assets/images/profile/no-profile-photo.png)
wheelchair seating
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
580
278
0.479
* Total Citation Counts Rankings
World Rank
880,437
Country Rank
248,987
Institution Rank : 6
![](https://cdn.adscientificindex.com/logos/6852.png)
![United States](/flags/us.png)
![Jean Coffey](/pictures/71/892773.jpg)
Nursing
Asthma
Pediatrics
Children in Nature
Nursing Research
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
540
218
0.404
* Total Citation Counts Rankings
World Rank
958,200
Country Rank
264,370
Institution Rank : 7
![](https://cdn.adscientificindex.com/logos/6852.png)
![United States](/flags/us.png)
![Lisa Doner](/pictures/14/892774.jpg)
climate research
lake water quality
science communication
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
415
151
0.364
* Total Citation Counts Rankings
World Rank
981,362
Country Rank
268,745
Institution Rank : 8
![](https://cdn.adscientificindex.com/logos/6852.png)
![United States](/flags/us.png)
![Michael Brian](/pictures/42/4541336.jpg)
Blood Pressure
Diabetes
Exercise Pressor Reflex
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
382
331
0.866
* Total Citation Counts Rankings
World Rank
1,043,574
Country Rank
279,522
Institution Rank : 9
![](https://cdn.adscientificindex.com/logos/6852.png)
![United States](/flags/us.png)
![George Pettinico](/user/assets/images/profile/no-profile-photo.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
305
222
0.728
* Total Citation Counts Rankings
World Rank
1,081,104
Country Rank
285,460
Institution Rank : 10
![](https://cdn.adscientificindex.com/logos/6852.png)
![United States](/flags/us.png)
![Eric Laflamme](/pictures/3c/4540122.jpg)
Mathematics
statistics
extreme values
transportation
climate modeling
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
268
228
0.851
* Total Citation Counts Rankings
World Rank
1,099,964
Country Rank
288,252
Institution Rank : 11
![](https://cdn.adscientificindex.com/logos/6852.png)
![United States](/flags/us.png)
![Laura M Tilghman](/pictures/cb/4543234.jpg)
Anthropology
Migration
Livelihoods
Health
Madagascar
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
252
143
0.567
* Total Citation Counts Rankings
World Rank
1,109,786
Country Rank
289,750
Institution Rank : 12
![](https://cdn.adscientificindex.com/logos/6852.png)
![United States](/flags/us.png)
![Vincenzo G Nocera](/pictures/b0/4545499.jpg)
exercise physiology
disability
youth
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
244
179
0.734
* Total Citation Counts Rankings
World Rank
1,195,211
Country Rank
302,415
Institution Rank : 13
![](https://cdn.adscientificindex.com/logos/6852.png)
![United States](/flags/us.png)
![Ann K Mcclellan](/pictures/6f/4540039.jpg)
20th century British Literature
Sherlock Holmes
Fan Studies
History of British Higher Education
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
186
116
0.624
* Total Citation Counts Rankings
World Rank
1,230,910
Country Rank
307,742
Institution Rank : 14
![](https://cdn.adscientificindex.com/logos/6852.png)
![United States](/flags/us.png)
![Adam Keul](/user/assets/images/profile/no-profile-photo.png)
tourism geography
political economy
political ecology
social theory
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
167
103
0.617
* Total Citation Counts Rankings
World Rank
1,310,609
Country Rank
319,396
Institution Rank : 15
![](https://cdn.adscientificindex.com/logos/6852.png)
![United States](/flags/us.png)
![Diana D Jolles](/pictures/cf/4540066.jpg)
Botany
Phylogenetics
Mycoheterotrophy
Reproductive Biology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
132
76
0.576
* Total Citation Counts Rankings
World Rank
1,378,264
Country Rank
329,641
Institution Rank : 16
![](https://cdn.adscientificindex.com/logos/6852.png)
![United States](/flags/us.png)
![Clarissa Uttley](/pictures/95/4803000.jpg)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
108
54
0.500
* Total Citation Counts Rankings
World Rank
1,562,711
Country Rank
357,003
Institution Rank : 17
![](https://cdn.adscientificindex.com/logos/6852.png)
![United States](/flags/us.png)
![Pam Harland](/pictures/16/4803002.jpg)
Librarian Leadership
OERs
Humanizing Online Instruction
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
62
18
0.290
* Total Citation Counts Rankings
World Rank
1,578,249
Country Rank
359,245
Institution Rank : 18
![](https://cdn.adscientificindex.com/logos/6852.png)
![United States](/flags/us.png)
![Katherine C Donahue](/user/assets/images/profile/no-profile-photo.png)
France
Zacarias Moussaoui
Tanzanite
Alaska
environmental sustainability
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
59
23
0.390
* Total Citation Counts Rankings
World Rank
1,647,368
Country Rank
369,038
Institution Rank : 19
![](https://cdn.adscientificindex.com/logos/6852.png)
![United States](/flags/us.png)
![Mike Mariska](/pictures/99/4803003.jpg)
Counselor Education
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
47
34
0.723
* Total Citation Counts Rankings
World Rank
1,710,294
Country Rank
377,559
Institution Rank : 20
![](https://cdn.adscientificindex.com/logos/6852.png)
![United States](/flags/us.png)
![Nicholas R Helms](/pictures/64/4803005.jpg)
Shakespeare
cognitive science
critical disability studies
theories of mindreading
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
38
27
0.711
* Total Citation Counts Rankings
World Rank
1,715,993
Country Rank
378,368
Institution Rank : 21
![](https://cdn.adscientificindex.com/logos/6852.png)
![United States](/flags/us.png)
![Brandon Haas](/user/assets/images/profile/no-profile-photo.png)
Holocaust Education
Empathy
Social Justice
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
37
35
0.946
* Total Citation Counts Rankings
World Rank
1,732,943
Country Rank
380,715
Institution Rank : 22
![](https://cdn.adscientificindex.com/logos/6852.png)
![United States](/flags/us.png)
![Linda L Carrier](/user/assets/images/profile/no-profile-photo.png)
Educational Leadership
Rural Education
Instructional Leadership
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
35
29
0.829
* Total Citation Counts Rankings
World Rank
1,747,187
Country Rank
382,646
Institution Rank : 23
![](https://cdn.adscientificindex.com/logos/6852.png)
![United States](/flags/us.png)
![Jennifer Kamorowski](/pictures/03/4803009.jpg)
Forensic/criminal/sexual risk assessment
cognitive bias
legal decision making
wrongful conviction
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
33
32
0.970
* Total Citation Counts Rankings
World Rank
1,814,662
Country Rank
391,285
Institution Rank : 24
![](https://cdn.adscientificindex.com/logos/6852.png)
![United States](/flags/us.png)
![Sheryl Shirley](/user/assets/images/profile/no-profile-photo.png)
Human rights
international relations
comparative politics
Latin America
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
26
11
0.423
* Total Citation Counts Rankings
World Rank
1,824,724
Country Rank
392,524
Institution Rank : 25
![](https://cdn.adscientificindex.com/logos/6852.png)
![United States](/flags/us.png)
![Chantalle Forgues](/user/assets/images/profile/no-profile-photo.png)
Law
Business Law
Legal Analytics
Law & Technology
Sports & Recreation Law
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
25
8
0.320
* Total Citation Counts Rankings
World Ranking
168,730
Country Ranking
62,650
Institution Ranking
1
Joseph N Boyer
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,944
1,996
0.336
![](https://cdn.adscientificindex.com/logos/6852.png)
Biogeochemistry
water quality
* Total Citation Counts Rankings
World Ranking
194,755
Country Ranking
70,655
Institution Ranking
2
Howard Handthorne Frederick
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,132
1,218
0.237
![](https://cdn.adscientificindex.com/logos/6852.png)
emprendimiento
entrepreneurship
design thinking
* Total Citation Counts Rankings
World Ranking
412,532
Country Ranking
132,899
Institution Ranking
3
Brian Eisenhauer
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,125
824
0.388
![](https://cdn.adscientificindex.com/logos/6852.png)
Social Sciences and the Environment
Sustainability
Natural Resource Management
Environmental Communications
* Total Citation Counts Rankings
World Ranking
841,652
Country Ranking
240,567
Institution Ranking
4
Matthew Cheney
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
610
206
0.338
* Total Citation Counts Rankings
World Ranking
857,838
Country Ranking
244,067
Institution Ranking
5
Barbara Crane
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
580
278
0.479
* Total Citation Counts Rankings
World Ranking
880,437
Country Ranking
248,987
Institution Ranking
6
Jean Coffey
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
540
218
0.404
![](https://cdn.adscientificindex.com/logos/6852.png)
Nursing
Asthma
Pediatrics
Children in Nature
Nursing Research
* Total Citation Counts Rankings
World Ranking
958,200
Country Ranking
264,370
Institution Ranking
7
Lisa Doner
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
415
151
0.364
* Total Citation Counts Rankings
World Ranking
981,362
Country Ranking
268,745
Institution Ranking
8
Michael Brian
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
382
331
0.866
![](https://cdn.adscientificindex.com/logos/6852.png)
Blood Pressure
Diabetes
Exercise Pressor Reflex
* Total Citation Counts Rankings
World Ranking
1,043,574
Country Ranking
279,522
Institution Ranking
9
George Pettinico
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
305
222
0.728
* Total Citation Counts Rankings
World Ranking
1,081,104
Country Ranking
285,460
Institution Ranking
10
Eric Laflamme
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
268
228
0.851
![](https://cdn.adscientificindex.com/logos/6852.png)
Mathematics
statistics
extreme values
transportation
climate modeling
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* Total Citation Counts Rankings
World Ranking
1,099,964
Country Ranking
288,252
Institution Ranking
11
Laura M Tilghman
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
252
143
0.567
![](https://cdn.adscientificindex.com/logos/6852.png)
Anthropology
Migration
Livelihoods
Health
Madagascar
* Total Citation Counts Rankings
World Ranking
1,109,786
Country Ranking
289,750
Institution Ranking
12
Vincenzo G Nocera
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
244
179
0.734
* Total Citation Counts Rankings
World Ranking
1,195,211
Country Ranking
302,415
Institution Ranking
13
Ann K Mcclellan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
186
116
0.624
![](https://cdn.adscientificindex.com/logos/6852.png)
20th century British Literature
Sherlock Holmes
Fan Studies
History of British Higher Education
* Total Citation Counts Rankings
World Ranking
1,230,910
Country Ranking
307,742
Institution Ranking
14
Adam Keul
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
167
103
0.617
![](https://cdn.adscientificindex.com/logos/6852.png)
tourism geography
political economy
political ecology
social theory
* Total Citation Counts Rankings
World Ranking
1,310,609
Country Ranking
319,396
Institution Ranking
15
Diana D Jolles
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
132
76
0.576
![](https://cdn.adscientificindex.com/logos/6852.png)
Botany
Phylogenetics
Mycoheterotrophy
Reproductive Biology
* Total Citation Counts Rankings
World Ranking
1,378,264
Country Ranking
329,641
Institution Ranking
16
Clarissa Uttley
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
108
54
0.500
* Total Citation Counts Rankings
World Ranking
1,562,711
Country Ranking
357,003
Institution Ranking
17
Pam Harland
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
62
18
0.290
![](https://cdn.adscientificindex.com/logos/6852.png)
Librarian Leadership
OERs
Humanizing Online Instruction
* Total Citation Counts Rankings
World Ranking
1,578,249
Country Ranking
359,245
Institution Ranking
18
Katherine C Donahue
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
59
23
0.390
![](https://cdn.adscientificindex.com/logos/6852.png)
France
Zacarias Moussaoui
Tanzanite
Alaska
environmental sustainability
* Total Citation Counts Rankings
World Ranking
1,647,368
Country Ranking
369,038
Institution Ranking
19
Mike Mariska
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
47
34
0.723
* Total Citation Counts Rankings
World Ranking
1,710,294
Country Ranking
377,559
Institution Ranking
20
Nicholas R Helms
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
38
27
0.711
![](https://cdn.adscientificindex.com/logos/6852.png)
Shakespeare
cognitive science
critical disability studies
theories of mindreading
* Total Citation Counts Rankings
World Ranking
1,715,993
Country Ranking
378,368
Institution Ranking
21
Brandon Haas
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
37
35
0.946
![](https://cdn.adscientificindex.com/logos/6852.png)
Holocaust Education
Empathy
Social Justice
* Total Citation Counts Rankings
World Ranking
1,732,943
Country Ranking
380,715
Institution Ranking
22
Linda L Carrier
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
35
29
0.829
![](https://cdn.adscientificindex.com/logos/6852.png)
Educational Leadership
Rural Education
Instructional Leadership
* Total Citation Counts Rankings
World Ranking
1,747,187
Country Ranking
382,646
Institution Ranking
23
Jennifer Kamorowski
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
33
32
0.970
![](https://cdn.adscientificindex.com/logos/6852.png)
Forensic/criminal/sexual risk assessment
cognitive bias
legal decision making
wrongful conviction
* Total Citation Counts Rankings
World Ranking
1,814,662
Country Ranking
391,285
Institution Ranking
24
Sheryl Shirley
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
26
11
0.423
![](https://cdn.adscientificindex.com/logos/6852.png)
Human rights
international relations
comparative politics
Latin America
* Total Citation Counts Rankings
World Ranking
1,824,724
Country Ranking
392,524
Institution Ranking
25
Chantalle Forgues
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
25
8
0.320
![](https://cdn.adscientificindex.com/logos/6852.png)
Law
Business Law
Legal Analytics
Law & Technology
Sports & Recreation Law