Citation Rankings
Highly Cited Researchers

Highly Cited Researchers 37 Scientists Citation Rankings - 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.

* Total Citation Counts Rankings
Ranking Based On Selection: 1
United States
Jean Marc Schwarz
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
11,936
3,211
0.269
* Total Citation Counts Rankings
Ranking Based On Selection: 2
United States
Michael K Barbour
Educational Technology
Distance Education
K-12 distance education
K-12 Online Learning
Virtua
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
9,469
4,584
0.484
* Total Citation Counts Rankings
Ranking Based On Selection: 3
United States
Alejandro Gugliucci
diabetes
metabolism
lipoproteins
atherosclerosis
fructos
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
7,965
3,152
0.396
* Total Citation Counts Rankings
Ranking Based On Selection: 4
United States
Shankar Chinta
Neurodegenerative disease
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,817
2,695
0.463
* Total Citation Counts Rankings
Ranking Based On Selection: 5
United States
Shona Mookerjee
mitochondria
bioenergetic
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,591
2,189
0.610
* Total Citation Counts Rankings
Ranking Based On Selection: 6
United States
Keith Storey
Special Education
Inclusion
Transition from School to Adult Life
Positive Behavior Supports
Systematic Instructio
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,553
561
0.158
* Total Citation Counts Rankings
Ranking Based On Selection: 7
United States
Kelan Thomas
Psychiatry
Psychopharmacology
Psychedelic Therapy
Pharmacogenomics
Connectomic
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,823
1,229
0.435
* Total Citation Counts Rankings
Ranking Based On Selection: 8
United States
Miriam Gochin
Drug developmen
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,242
296
0.132
* Total Citation Counts Rankings
Ranking Based On Selection: 9
United States
Eric J IP
anabolic steroids
performance enhancing drugs
diabetes
pharmac
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,191
1,400
0.639

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* Total Citation Counts Rankings
Ranking Based On Selection: 10
United States
Daniel Keppler
Cancer
Proteases
Tumor Suppression
Senescenc
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,796
215
0.120
* Total Citation Counts Rankings
Ranking Based On Selection: 11
United States
Carinne Brody
women's global healt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,516
1,080
0.712
* Total Citation Counts Rankings
Ranking Based On Selection: 12
United States
Indira Guzman
Management Information Systems
IT Workforce
IT Occupational Culture
Cybersecurity
Gender in I
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,164
492
0.423
* Total Citation Counts Rankings
Ranking Based On Selection: 13
United States
Piyush Goyal
Interventional Radiolog
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,062
879
0.828
* Total Citation Counts Rankings
Ranking Based On Selection: 14
United States
Sahai Burrowes
politics of global health policy making
task-shifting and reproductive health policies
sub-national distribution of developme
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
669
610
0.912
* Total Citation Counts Rankings
Ranking Based On Selection: 15
United States
Linda K Haymes
Autism
Flexibility
FMRI
overselectivity
PR
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
583
156
0.268
* Total Citation Counts Rankings
Ranking Based On Selection: 16
United States
Ariel Takayanagi
Neurosurger
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
398
370
0.930
* Total Citation Counts Rankings
Ranking Based On Selection: 17
United States
Shervin Sarji
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
335
282
0.842
* Total Citation Counts Rankings
Ranking Based On Selection: 18
United States
Jackie Ho
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
328
246
0.750
* Total Citation Counts Rankings
Ranking Based On Selection: 19
United States
Jamie Barnes
supply chain managemen
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
230
133
0.578
* Total Citation Counts Rankings
Ranking Based On Selection: 20
United States
Nicholas Vakkur
Policy Analysis
Global Regulation
Accounting & Finance
Philanthropy
Global Povert
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
185
30
0.162
* Total Citation Counts Rankings
Ranking Based On Selection: 21
United States
Amat Al-Khaleq O Mehrass
Medicin
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
164
131
0.799
* Total Citation Counts Rankings
Ranking Based On Selection: 22
United States
Gayle Cummings
public health
health equity and criminal justice
mph programs
oral healt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
147
6
0.041
* Total Citation Counts Rankings
Ranking Based On Selection: 23
United States
Vikas Gill
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
146
58
0.397
* Total Citation Counts Rankings
Ranking Based On Selection: 24
United States
Kyle Stephens
Medicin
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
117
43
0.368
* Total Citation Counts Rankings
Ranking Based On Selection: 25
United States
Bill E Owenby
Multicultural
MC
Emotional Support Animal
trauma
martial art
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
110
85
0.773
* Total Citation Counts Rankings
Rankings
85,131
United States
34,494
1
Ranking Based On Selection: 1
Jean Marc Schwarz
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
11,936
3,211
0.269
* Total Citation Counts Rankings
Rankings
111,557
United States
43,691
2
Ranking Based On Selection: 2
Michael K Barbour
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
9,469
4,584
0.484
Educational Technology
Distance Education
K-12 distance education
K-12 Online Learning
Virtua
* Total Citation Counts Rankings
Rankings
135,310
United States
51,496
3
Ranking Based On Selection: 3
Alejandro Gugliucci
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
7,965
3,152
0.396
diabetes
metabolism
lipoproteins
atherosclerosis
fructos
* Total Citation Counts Rankings
Rankings
187,538
United States
67,907
4
Ranking Based On Selection: 4
Shankar Chinta
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,817
2,695
0.463
* Total Citation Counts Rankings
Rankings
293,070
United States
98,729
5
Ranking Based On Selection: 5
Shona Mookerjee
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,591
2,189
0.610
* Total Citation Counts Rankings
Rankings
295,804
United States
99,510
6
Ranking Based On Selection: 6
Keith Storey
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,553
561
0.158
Special Education
Inclusion
Transition from School to Adult Life
Positive Behavior Supports
Systematic Instructio
* Total Citation Counts Rankings
Rankings
357,731
United States
116,855
7
Ranking Based On Selection: 7
Kelan Thomas
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,823
1,229
0.435
Psychiatry
Psychopharmacology
Psychedelic Therapy
Pharmacogenomics
Connectomic
* Total Citation Counts Rankings
Rankings
426,483
United States
135,628
8
Ranking Based On Selection: 8
Miriam Gochin
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,242
296
0.132
* Total Citation Counts Rankings
Rankings
433,634
United States
137,613
9
Ranking Based On Selection: 9
Eric J IP
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,191
1,400
0.639
* Total Citation Counts Rankings
Rankings
498,697
United States
154,888
10
Ranking Based On Selection: 10
Daniel Keppler
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,796
215
0.120

Smart Institutional Plan

Powerful Insights + Smart Membership = Institutional Success
Unlock 360° Real-Time Institutional Analysis to identify your institution’s strengths and areas for improvement.

* Total Citation Counts Rankings
Rankings
556,299
United States
170,014
11
Ranking Based On Selection: 11
Carinne Brody
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,516
1,080
0.712
* Total Citation Counts Rankings
Rankings
649,836
United States
193,811
1
Ranking Based On Selection: 12
Indira Guzman
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,164
492
0.423
Management Information Systems
IT Workforce
IT Occupational Culture
Cybersecurity
Gender in I
* Total Citation Counts Rankings
Rankings
682,620
United States
201,922
12
Ranking Based On Selection: 13
Piyush Goyal
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,062
879
0.828
* Total Citation Counts Rankings
Rankings
846,473
United States
238,931
13
Ranking Based On Selection: 14
Sahai Burrowes
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
669
610
0.912
politics of global health policy making
task-shifting and reproductive health policies
sub-national distribution of developme
* Total Citation Counts Rankings
Rankings
895,426
United States
248,895
14
Ranking Based On Selection: 15
Linda K Haymes
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
583
156
0.268
Autism
Flexibility
FMRI
overselectivity
PR
* Total Citation Counts Rankings
Rankings
1,051,631
United States
275,514
15
Ranking Based On Selection: 16
Ariel Takayanagi
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
398
370
0.930
* Total Citation Counts Rankings
Rankings
1,123,959
United States
286,576
16
Ranking Based On Selection: 17
Shervin Sarji
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
335
282
0.842
* Total Citation Counts Rankings
Rankings
1,132,998
United States
287,958
17
Ranking Based On Selection: 18
Jackie Ho
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
328
246
0.750
* Total Citation Counts Rankings
Rankings
1,297,274
United States
310,703
2
Ranking Based On Selection: 19
Jamie Barnes
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
230
133
0.578
* Total Citation Counts Rankings
Rankings
1,407,844
United States
325,255
3
Ranking Based On Selection: 20
Nicholas Vakkur
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
185
30
0.162
Policy Analysis
Global Regulation
Accounting & Finance
Philanthropy
Global Povert
* Total Citation Counts Rankings
Rankings
1,469,724
United States
333,198
18
Ranking Based On Selection: 21
Amat Al-Khaleq O Mehrass
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
164
131
0.799
* Total Citation Counts Rankings
Rankings
1,527,855
United States
340,550
19
Ranking Based On Selection: 22
Gayle Cummings
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
147
6
0.041
public health
health equity and criminal justice
mph programs
oral healt
* Total Citation Counts Rankings
Rankings
1,530,977
United States
340,930
20
Ranking Based On Selection: 23
Vikas Gill
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
146
58
0.397
* Total Citation Counts Rankings
Rankings
1,643,932
United States
354,957
21
Ranking Based On Selection: 24
Kyle Stephens
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
117
43
0.368
* Total Citation Counts Rankings
Rankings
1,673,118
United States
358,523
4
Ranking Based On Selection: 25
Bill E Owenby
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
110
85
0.773
Multicultural
MC
Emotional Support Animal
trauma
martial art