Citation Rankings
Highly Cited Researchers

Highly Cited Researchers 1.448 Scientists Citation Rankings (Sort by last 6 years Citation Index) - 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.

* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 1
United States
Edward L Deci
self-determination theory
motivation
psycholog
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
565,541
236,083
0.417
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 2
United States
Aran Garcia Bellido
Particle Physic
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
281,809
106,634
0.378
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 3
United States
A Bodek
Particle Physic
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
336,603
103,515
0.308
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 4
United States
Maiken Nedergaard
astrocytes
stroke
neuron
neuroscienc
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
103,674
51,135
0.493
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 5
United States
Jiebo Luo
AI
multimedia
computational social science
computational medicine
big data analytic
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
62,994
38,244
0.607
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 6
United States
Andrew J Elliot
motivatio
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
114,979
35,357
0.308
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 7
United States
Robert Boyd
nonlinear optics
photonics
optical physics
nanophotonics
quantum optic
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
88,346
32,261
0.365
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 8
United States
Segev Benzvi
Particle Astrophysics
Gamma Rays
Cosmic Rays
Neutrino Astronomy
Dark Matte
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
62,566
31,597
0.505
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 9
United States
Clifford W Smith
Financial economics
corporate financial policy
derivative securities and financial intermediation
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
74,214
23,620
0.318

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* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 10
United States
Robert H Dworkin
analgesic clinical trials
treatment of pain
prevention of pai
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
65,051
22,509
0.346
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 11
United States
Irfan Rahman
Cellular Senescence
Mitochondria
Oxidants
epigenetics
COPD and IP
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
64,737
21,998
0.340
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 12
United States
Gaurav Sharma
Data Analytics
Machine Learning
Signal and Image Processing
Computer Vision
Media Securit
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
41,821
21,055
0.503
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 13
United States
Govind P Agrawal
Nonlinear optics
optical communications
silicon photonic
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
98,106
19,528
0.199
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 14
United States
Ronald Epstein
medicin
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
54,181
19,205
0.354
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 15
United States
Kevin S Mcfarland
Experimental Particle Physic
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
87,405
18,816
0.215
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 16
United States
Harry Reis
psycholog
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
53,635
16,924
0.316
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 17
United States
Steven A Goldman
Neuroscience
neurology
stem cell biolog
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
44,368
16,482
0.371
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 18
United States
Augusto Litonjua
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
43,030
15,757
0.366
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 19
United States
John J Foxe
Cognitive Neuroscience
Attention
Multisensory Integration
Oscillations
Cognitio
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
41,683
15,669
0.376
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 20
United States
David H Mathews
Computational Biology
RNA
RNA Biolog
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
44,523
15,517
0.349
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 21
United States
Steven R Gill
microbiology
microbiome
genomics
systems biolog
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
55,561
14,992
0.270
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 22
United States
Isaac S Harris
Cancer
Antioxidants
Mouse modeling
Drug screenin
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
23,210
14,496
0.625
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 23
United States
Yongli Gao
surface science
Organic semiconductor
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
30,852
13,933
0.452
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 24
United States
Steven Manly|S. Manly, S. L. Manly, Steven Laurens Manly
high energy physics
neutrino physics
heavy ion physic
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
37,797
13,417
0.355
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 25
United States
Ji Liu
machine learning
optimization
reinforcement learning
computer vision
compressed sensing
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
17,981
13,412
0.746
* Last 6 Years Citation Counts Rankings
Rankings
39
United States
20
1
Ranking Based On Selection: 1
Edward L Deci
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
565,541
236,083
0.417
self-determination theory
motivation
psycholog
* Last 6 Years Citation Counts Rankings
Rankings
577
United States
191
2
Ranking Based On Selection: 2
Aran Garcia Bellido
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
281,809
106,634
0.378
* Last 6 Years Citation Counts Rankings
Rankings
632
United States
207
3
Ranking Based On Selection: 3
A Bodek
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
336,603
103,515
0.308
* Last 6 Years Citation Counts Rankings
Rankings
2,792
United States
1,088
4
Ranking Based On Selection: 4
Maiken Nedergaard
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
103,674
51,135
0.493
* Last 6 Years Citation Counts Rankings
Rankings
4,534
United States
1,789
5
Ranking Based On Selection: 5
Jiebo Luo
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
62,994
38,244
0.607
AI
multimedia
computational social science
computational medicine
big data analytic
* Last 6 Years Citation Counts Rankings
Rankings
5,113
United States
2,028
6
Ranking Based On Selection: 6
Andrew J Elliot
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
114,979
35,357
0.308
* Last 6 Years Citation Counts Rankings
Rankings
5,899
United States
2,351
7
Ranking Based On Selection: 7
Robert Boyd
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
88,346
32,261
0.365
nonlinear optics
photonics
optical physics
nanophotonics
quantum optic
* Last 6 Years Citation Counts Rankings
Rankings
6,110
United States
2,433
8
Ranking Based On Selection: 8
Segev Benzvi
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
62,566
31,597
0.505
Particle Astrophysics
Gamma Rays
Cosmic Rays
Neutrino Astronomy
Dark Matte
* Last 6 Years Citation Counts Rankings
Rankings
9,708
United States
3,809
9
Ranking Based On Selection: 9
Clifford W Smith
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
74,214
23,620
0.318
Financial economics
corporate financial policy
derivative securities and financial intermediation
* Last 6 Years Citation Counts Rankings
Rankings
10,466
United States
4,118
10
Ranking Based On Selection: 10
Robert H Dworkin
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
65,051
22,509
0.346
analgesic clinical trials
treatment of pain
prevention of pai

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.

* Last 6 Years Citation Counts Rankings
Rankings
10,821
United States
4,263
11
Ranking Based On Selection: 11
Irfan Rahman
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
64,737
21,998
0.340
Cellular Senescence
Mitochondria
Oxidants
epigenetics
COPD and IP
* Last 6 Years Citation Counts Rankings
Rankings
11,598
United States
4,593
12
Ranking Based On Selection: 12
Gaurav Sharma
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
41,821
21,055
0.503
Data Analytics
Machine Learning
Signal and Image Processing
Computer Vision
Media Securit
* Last 6 Years Citation Counts Rankings
Rankings
12,941
United States
5,098
13
Ranking Based On Selection: 13
Govind P Agrawal
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
98,106
19,528
0.199
Nonlinear optics
optical communications
silicon photonic
* Last 6 Years Citation Counts Rankings
Rankings
13,261
United States
5,238
14
Ranking Based On Selection: 14
Ronald Epstein
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
54,181
19,205
0.354
* Last 6 Years Citation Counts Rankings
Rankings
13,651
United States
5,408
15
Ranking Based On Selection: 15
Kevin S Mcfarland
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
87,405
18,816
0.215
* Last 6 Years Citation Counts Rankings
Rankings
15,985
United States
6,298
16
Ranking Based On Selection: 16
Harry Reis
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
53,635
16,924
0.316
* Last 6 Years Citation Counts Rankings
Rankings
16,650
United States
6,540
17
Ranking Based On Selection: 17
Steven A Goldman
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
44,368
16,482
0.371
* Last 6 Years Citation Counts Rankings
Rankings
17,864
United States
7,010
18
Ranking Based On Selection: 18
Augusto Litonjua
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
43,030
15,757
0.366
* Last 6 Years Citation Counts Rankings
Rankings
17,990
United States
7,058
19
Ranking Based On Selection: 19
John J Foxe
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
41,683
15,669
0.376
Cognitive Neuroscience
Attention
Multisensory Integration
Oscillations
Cognitio
* Last 6 Years Citation Counts Rankings
Rankings
18,242
United States
7,157
20
Ranking Based On Selection: 20
David H Mathews
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
44,523
15,517
0.349
* Last 6 Years Citation Counts Rankings
Rankings
19,216
United States
7,558
21
Ranking Based On Selection: 21
Steven R Gill
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
55,561
14,992
0.270
* Last 6 Years Citation Counts Rankings
Rankings
20,253
United States
7,936
22
Ranking Based On Selection: 22
Isaac S Harris
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
23,210
14,496
0.625
Cancer
Antioxidants
Mouse modeling
Drug screenin
* Last 6 Years Citation Counts Rankings
Rankings
21,483
United States
8,385
23
Ranking Based On Selection: 23
Yongli Gao
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
30,852
13,933
0.452
* Last 6 Years Citation Counts Rankings
Rankings
22,785
United States
8,865
24
Ranking Based On Selection: 24
Steven Manly|S. Manly, S. L. Manly, Steven Laurens Manly
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
37,797
13,417
0.355
high energy physics
neutrino physics
heavy ion physic
* Last 6 Years Citation Counts Rankings
Rankings
22,805
United States
8,873
25
Ranking Based On Selection: 25
Ji Liu
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
17,981
13,412
0.746
machine learning
optimization
reinforcement learning
computer vision
compressed sensing