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
618,746
Country Rank
1,652
Institution Rank : 165
![](https://cdn.adscientificindex.com/logos/11230.jpg)
![Nigeria](/flags/ng.png)
![Ijeoma L. Okoronkwo](/pictures/1b/99501.jpg)
Nursing
Health Services Administration
Leadership & Management
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,147
783
0.683
* Total Citation Counts Rankings
World Rank
624,703
Country Rank
3,271
Institution Rank : 4
![](https://cdn.adscientificindex.com/logos/7315.png)
![Saudi Arabia](/flags/sa.png)
![Baseer Ma](/user/assets/images/profile/no-profile-photo.png)
Dental public health
public health
health administration
epidemiology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,128
934
0.828
* Total Citation Counts Rankings
World Rank
628,107
Country Rank
190,083
Institution Rank : 248
![](https://cdn.adscientificindex.com/logos/5618.png)
![United States](/flags/us.png)
![Robert Cina](/pictures/a7/1391200.jpg)
Surgical Quality and Value
Healthcare administration
Cost effectiveness
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,118
519
0.464
* Total Citation Counts Rankings
World Rank
624,061
Country Rank
189,038
Institution Rank : 6,027
![](https://cdn.adscientificindex.com/logos/3215.jpg)
![United States](/flags/us.png)
![Adang Bachtiar](/pictures/67/1347414.jpg)
public health policy and administration
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,130
845
0.748
* Total Citation Counts Rankings
World Rank
630,505
Country Rank
190,726
Institution Rank : 1,446
![](https://cdn.adscientificindex.com/logos/11177.jpg)
![United States](/flags/us.png)
![Neil Jay Sehgal](/user/assets/images/profile/no-profile-photo.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,110
858
0.773
* Total Citation Counts Rankings
World Rank
640,368
Country Rank
4,187
Institution Rank : 91
![](https://cdn.adscientificindex.com/logos/8677.png)
![Taiwan](/flags/tw.png)
![Chung Chien Huang](/pictures/16/391786.jpg)
Health Care administration
Medicine
cost benefit
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,080
692
0.641
* Total Citation Counts Rankings
World Rank
641,215
Country Rank
193,392
Institution Rank : 91
![](https://cdn.adscientificindex.com/logos/1167.png)
![United States](/flags/us.png)
![Arturo R Zavala](/pictures/af/860954.jpg)
Behavioral Neuroscience
Addiction
Self-Administration
Conditioned Place Preference
Development
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,078
291
0.270
* Total Citation Counts Rankings
World Rank
638,058
Country Rank
192,596
Institution Rank : 379
![](https://cdn.adscientificindex.com/logos/17728.png)
![United States](/flags/us.png)
![Victoria (Vicki) Ameral](/pictures/6d/4630591.jpg)
Substance Use Disorders
Acceptance and Commitment Therapy
Recovery
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,087
670
0.616
* Total Citation Counts Rankings
World Rank
639,251
Country Rank
192,899
Institution Rank : 1,661
![](https://cdn.adscientificindex.com/logos/24586.png)
![United States](/flags/us.png)
![Prateek Agarwal](/pictures/2a/1778383.jpg)
Neurological Surgery
Health Services Research
Health Care Policy
Health Care Administration
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,083
913
0.843
* Total Citation Counts Rankings
World Rank
649,408
Country Rank
11,365
Institution Rank : 61
![](https://cdn.adscientificindex.com/logos/15943.png)
![South Korea](/flags/kr.png)
![Selvakumar Gopal](/user/assets/images/profile/no-profile-photo.png)
Microbiology
Mycorrhiza
Plant-microbe interaction
Microbial diversity
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,053
889
0.844
* Total Citation Counts Rankings
World Rank
650,018
Country Rank
3,478
Institution Rank : 44
![](https://cdn.adscientificindex.com/logos/11042.png)
![Saudi Arabia](/flags/sa.png)
![Rakesh Kumar](/user/assets/images/profile/no-profile-photo.png)
Health Management
Hospital Management
HRM
Management
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,051
1,042
0.991
* Total Citation Counts Rankings
World Rank
650,389
Country Rank
3,482
Institution Rank : 618
![](https://cdn.adscientificindex.com/logos/4924.jpg)
![Saudi Arabia](/flags/sa.png)
![Wadi B Alonazi](/pictures/49/4350897.jpg)
Healthcare Management
Quality of Care
Quality of Life
Accreditation
AI
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,050
995
0.948
* Total Citation Counts Rankings
World Rank
653,838
Country Rank
196,643
Institution Rank : 353
![](https://cdn.adscientificindex.com/logos/11246.png)
![United States](/flags/us.png)
![Peggy Shadduck](/user/assets/images/profile/no-profile-photo.png)
neuroscience
public administration
scholarship of teaching and learning
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,041
142
0.136
* Total Citation Counts Rankings
World Rank
655,697
Country Rank
30,185
Institution Rank : 11
![](https://cdn.adscientificindex.com/logos/13311.jpg)
![China](/flags/cn.png)
![Grace Kim](/user/assets/images/profile/no-profile-photo.png)
health policy and management
health economics
public health
health and public administration
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,035
778
0.752
* Total Citation Counts Rankings
World Rank
659,199
Country Rank
6,247
Institution Rank : 37
![](https://cdn.adscientificindex.com/logos/10317.png)
![Indonesia](/flags/id.png)
![Dedi Afandi](/pictures/ef/303783.jpg)
Forensic Medicine and Medicolegal
Bioethics
Health Law
Management
Hospital Administration
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,025
763
0.744
* Total Citation Counts Rankings
World Rank
663,420
Country Rank
6,342
Institution Rank : 14
![](https://cdn.adscientificindex.com/logos/10135.png)
![Indonesia](/flags/id.png)
![Fais Satrianegara|Muhammad Fais Satrianegara](/pictures/e2/399928.jpg)
administrasi rumah sakit
Hospital Administration
Hospital Management
Manajemen Rumah Sakit
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,013
744
0.734
* Total Citation Counts Rankings
World Rank
667,626
Country Rank
200,075
Institution Rank : 6,345
![](https://cdn.adscientificindex.com/logos/3215.jpg)
![United States](/flags/us.png)
![Rebecca Gourevitch](/pictures/49/1357281.jpg)
Maternal health
measuring quality of care
health care consumerism
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,001
797
0.796
* Total Citation Counts Rankings
World Rank
670,190
Country Rank
1,669
Institution Rank : 21
![](https://cdn.adscientificindex.com/logos/7648.gif)
![Thailand](/flags/th.png)
![Jintana Yunibhand](/user/assets/images/profile/no-profile-photo.png)
Nursing management
Nursing education
Nursing ethics
Tobacco cessation
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
994
798
0.803
* Total Citation Counts Rankings
World Rank
670,328
Country Rank
200,758
Institution Rank : 398
![](https://cdn.adscientificindex.com/logos/17728.png)
![United States](/flags/us.png)
![Mary Beth Foglia](/user/assets/images/profile/no-profile-photo.png)
bioethics
organizational ethics
end of life care
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
994
561
0.564
* Total Citation Counts Rankings
World Rank
684,929
Country Rank
8,083
Institution Rank : 141
![](https://cdn.adscientificindex.com/logos/13987.png)
![Switzerland](/flags/ch.png)
![Mahmoud Radwan](/pictures/e6/4652444.jpg)
Tıbbi makaleleri
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
954
829
0.869
* Total Citation Counts Rankings
World Rank
685,388
Country Rank
1,726
Institution Rank : 22
![](https://cdn.adscientificindex.com/logos/7648.gif)
![Thailand](/flags/th.png)
![Pimpayao Sodsai](/pictures/d7/4476221.jpg)
T cell immunity
infectious and non-infectious diseases
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
953
732
0.768
* Total Citation Counts Rankings
World Rank
680,399
Country Rank
203,294
Institution Rank : 116
![](https://cdn.adscientificindex.com/logos/1626.jpg)
![United States](/flags/us.png)
![Amber L Stephenson](/pictures/54/881342.jpg)
Healthcare management
social identity
identification
gender bias
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
966
827
0.856
* Total Citation Counts Rankings
World Rank
699,200
Country Rank
12,268
Institution Rank : 74
![](https://cdn.adscientificindex.com/logos/15943.png)
![South Korea](/flags/kr.png)
![Hongsup Kim](/pictures/b8/4405003.jpg)
Microbiology
Crop Science
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
918
422
0.460
* Total Citation Counts Rankings
World Rank
699,646
Country Rank
21,775
Institution Rank : 17
![](https://cdn.adscientificindex.com/logos/17811.jpg)
![India](/flags/in.png)
![Ashok Kumar Srivastava](/pictures/f8/296071.jpg)
Forensic Medicine
Administration
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
917
332
0.362
* Total Citation Counts Rankings
World Rank
701,566
Country Rank
2,369
Institution Rank : 228
![](https://cdn.adscientificindex.com/logos/11230.jpg)
![Nigeria](/flags/ng.png)
![Ejikeme Benneth Arodiwe](/user/assets/images/profile/no-profile-photo.png)
Internal Medicine
Nephrology
Health Administration & Management
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
912
430
0.471
* Total Citation Counts Rankings
World Ranking
618,746
Country Ranking
1,652
Institution Ranking
165
Ijeoma L. Okoronkwo
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,147
783
0.683
![](https://cdn.adscientificindex.com/logos/11230.jpg)
Nursing
Health Services Administration
Leadership & Management
* Total Citation Counts Rankings
World Ranking
624,703
Country Ranking
3,271
Institution Ranking
4
Baseer Ma
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,128
934
0.828
![](https://cdn.adscientificindex.com/logos/7315.png)
Dental public health
public health
health administration
epidemiology
* Total Citation Counts Rankings
World Ranking
628,107
Country Ranking
190,083
Institution Ranking
248
Robert Cina
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,118
519
0.464
![](https://cdn.adscientificindex.com/logos/5618.png)
Surgical Quality and Value
Healthcare administration
Cost effectiveness
* Total Citation Counts Rankings
World Ranking
624,061
Country Ranking
189,038
Institution Ranking
6,027
Adang Bachtiar
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,130
845
0.748
![](https://cdn.adscientificindex.com/logos/3215.jpg)
public health policy and administration
* Total Citation Counts Rankings
World Ranking
630,505
Country Ranking
190,726
Institution Ranking
1,446
Neil Jay Sehgal
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,110
858
0.773
* Total Citation Counts Rankings
World Ranking
640,368
Country Ranking
4,187
Institution Ranking
91
Chung Chien Huang
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,080
692
0.641
![](https://cdn.adscientificindex.com/logos/8677.png)
Health Care administration
Medicine
cost benefit
* Total Citation Counts Rankings
World Ranking
641,215
Country Ranking
193,392
Institution Ranking
91
Arturo R Zavala
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,078
291
0.270
![](https://cdn.adscientificindex.com/logos/1167.png)
Behavioral Neuroscience
Addiction
Self-Administration
Conditioned Place Preference
Development
* Total Citation Counts Rankings
World Ranking
638,058
Country Ranking
192,596
Institution Ranking
379
Victoria (Vicki) Ameral
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,087
670
0.616
![](https://cdn.adscientificindex.com/logos/17728.png)
Substance Use Disorders
Acceptance and Commitment Therapy
Recovery
* Total Citation Counts Rankings
World Ranking
639,251
Country Ranking
192,899
Institution Ranking
1,661
Prateek Agarwal
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,083
913
0.843
![](https://cdn.adscientificindex.com/logos/24586.png)
Neurological Surgery
Health Services Research
Health Care Policy
Health Care Administration
* Total Citation Counts Rankings
World Ranking
649,408
Country Ranking
11,365
Institution Ranking
61
Selvakumar Gopal
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,053
889
0.844
![](https://cdn.adscientificindex.com/logos/15943.png)
Microbiology
Mycorrhiza
Plant-microbe interaction
Microbial diversity
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* Total Citation Counts Rankings
World Ranking
650,018
Country Ranking
3,478
Institution Ranking
44
Rakesh Kumar
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,051
1,042
0.991
![](https://cdn.adscientificindex.com/logos/11042.png)
Health Management
Hospital Management
HRM
Management
* Total Citation Counts Rankings
World Ranking
650,389
Country Ranking
3,482
Institution Ranking
618
Wadi B Alonazi
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,050
995
0.948
![](https://cdn.adscientificindex.com/logos/4924.jpg)
Healthcare Management
Quality of Care
Quality of Life
Accreditation
AI
* Total Citation Counts Rankings
World Ranking
653,838
Country Ranking
196,643
Institution Ranking
353
Peggy Shadduck
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,041
142
0.136
![](https://cdn.adscientificindex.com/logos/11246.png)
neuroscience
public administration
scholarship of teaching and learning
* Total Citation Counts Rankings
World Ranking
655,697
Country Ranking
30,185
Institution Ranking
11
Grace Kim
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,035
778
0.752
![](https://cdn.adscientificindex.com/logos/13311.jpg)
health policy and management
health economics
public health
health and public administration
* Total Citation Counts Rankings
World Ranking
659,199
Country Ranking
6,247
Institution Ranking
37
Dedi Afandi
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,025
763
0.744
![](https://cdn.adscientificindex.com/logos/10317.png)
Forensic Medicine and Medicolegal
Bioethics
Health Law
Management
Hospital Administration
* Total Citation Counts Rankings
World Ranking
663,420
Country Ranking
6,342
Institution Ranking
14
Fais Satrianegara|Muhammad Fais Satrianegara
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,013
744
0.734
![](https://cdn.adscientificindex.com/logos/10135.png)
administrasi rumah sakit
Hospital Administration
Hospital Management
Manajemen Rumah Sakit
* Total Citation Counts Rankings
World Ranking
667,626
Country Ranking
200,075
Institution Ranking
6,345
Rebecca Gourevitch
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,001
797
0.796
![](https://cdn.adscientificindex.com/logos/3215.jpg)
Maternal health
measuring quality of care
health care consumerism
* Total Citation Counts Rankings
World Ranking
670,190
Country Ranking
1,669
Institution Ranking
21
Jintana Yunibhand
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
994
798
0.803
![](https://cdn.adscientificindex.com/logos/7648.gif)
Nursing management
Nursing education
Nursing ethics
Tobacco cessation
* Total Citation Counts Rankings
World Ranking
670,328
Country Ranking
200,758
Institution Ranking
398
Mary Beth Foglia
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
994
561
0.564
![](https://cdn.adscientificindex.com/logos/17728.png)
bioethics
organizational ethics
end of life care
* Total Citation Counts Rankings
World Ranking
684,929
Country Ranking
8,083
Institution Ranking
141
Mahmoud Radwan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
954
829
0.869
* Total Citation Counts Rankings
World Ranking
685,388
Country Ranking
1,726
Institution Ranking
22
Pimpayao Sodsai
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
953
732
0.768
![](https://cdn.adscientificindex.com/logos/7648.gif)
T cell immunity
infectious and non-infectious diseases
* Total Citation Counts Rankings
World Ranking
680,399
Country Ranking
203,294
Institution Ranking
116
Amber L Stephenson
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
966
827
0.856
![](https://cdn.adscientificindex.com/logos/1626.jpg)
Healthcare management
social identity
identification
gender bias
* Total Citation Counts Rankings
World Ranking
699,200
Country Ranking
12,268
Institution Ranking
74
Hongsup Kim
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
918
422
0.460
* Total Citation Counts Rankings
World Ranking
699,646
Country Ranking
21,775
Institution Ranking
17
Ashok Kumar Srivastava
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
917
332
0.362
![](https://cdn.adscientificindex.com/logos/17811.jpg)
Forensic Medicine
Administration
* Total Citation Counts Rankings
World Ranking
701,566
Country Ranking
2,369
Institution Ranking
228
Ejikeme Benneth Arodiwe
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
912
430
0.471
![](https://cdn.adscientificindex.com/logos/11230.jpg)
Internal Medicine
Nephrology
Health Administration & Management