Citation Rankings
Highly Cited Researchers

Highly Cited Researchers 21 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
Ireland
Arthur Liberzon
bioinformatic
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
23,045
18,780
0.815
* Total Citation Counts Rankings
Ranking Based On Selection: 2
Ireland
Connie Sanchez
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
15,326
4,395
0.287
* Total Citation Counts Rankings
Ranking Based On Selection: 3
Ireland
Ingo Muegge
drug discover
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
7,742
2,491
0.322
* Total Citation Counts Rankings
Ranking Based On Selection: 4
Ireland
Mark Hanke
Cancer Immunology
Tumor Microenvironmen
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,717
2,676
0.468
* Total Citation Counts Rankings
Ranking Based On Selection: 5
Ireland
Robert F. Forman
mental health and addiction treatment
health services and polic
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,770
485
0.175
* Total Citation Counts Rankings
Ranking Based On Selection: 6
Ireland
Asli Memisoglu
Biostatistics
Clinical Trial
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,471
637
0.258
* Total Citation Counts Rankings
Ranking Based On Selection: 7
Ireland
Zelalem Ayenew Worku
Pharmaceutical Formulations and preformulatio
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,357
1,279
0.543
* Total Citation Counts Rankings
Ranking Based On Selection: 8
Ireland
Bryan W Vought
Stem cell biology
cell biology
protein biochemistr
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,006
213
0.212
* Total Citation Counts Rankings
Ranking Based On Selection: 9
Ireland
Carlos Pedraza
Neurobiology
neuroimmunology
neuropsychiatr
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
903
209
0.231

Is Your University Ready for the Future?

Compare your institution’s global, national, and city-level ranking with its 20 closest competitors and set strategic goals.
Gain insights from detailed performance analyses of scientists across 13 major disciplines, identify your strengths, improve weaknesses, and gain a competitive edge.. Check Your Free Sample Performance Analysis

* Total Citation Counts Rankings
Ranking Based On Selection: 10
Ireland
Yuan Hu
AI/ML
FEP/TI
Computer Aided Drug Design
PK/P
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
687
392
0.571
* Total Citation Counts Rankings
Ranking Based On Selection: 11
Ireland
Eric Hukkanen
Reaction Engineering
Process Development
Drug Substance
Crystallization
Materials Engineerin
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
608
243
0.400
* Total Citation Counts Rankings
Ranking Based On Selection: 12
Ireland
Kiran Nistala
Functional Genomics
Human Genetics
Rare Disease Biology
Genomic Therapies
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
583
217
0.372
* Total Citation Counts Rankings
Ranking Based On Selection: 13
Ireland
Adam Simmons
Epidemiology
Psychiatr
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
523
469
0.897
* Total Citation Counts Rankings
Ranking Based On Selection: 14
Ireland
Catherine Potter
Process Analytical Technology
Raman Spectroscopy
Amorphous Solid Dispersions
Continuous Manufacturin
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
463
317
0.685
* Total Citation Counts Rankings
Ranking Based On Selection: 15
Ireland
Hemant Kumar Vyas
Gene therapy
Immunotherapy
Therapeutic antibodies
vaccines
Cancer metastasi
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
428
111
0.259
* Total Citation Counts Rankings
Ranking Based On Selection: 16
Ireland
Yunhui Ge
Molecular Dynamics
Free Energy Calculations
Markov State Model
Computer-aided Drug Desig
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
407
392
0.963
* Total Citation Counts Rankings
Ranking Based On Selection: 17
Ireland
Yagoda, Sergey
psychiatry
neuroscience
neuropsychiatric biomarker
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
218
193
0.885
* Total Citation Counts Rankings
Ranking Based On Selection: 18
Ireland
Ankit Shah
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
184
157
0.853
* Total Citation Counts Rankings
Ranking Based On Selection: 19
Ireland
Abhishek Dabral
Clinical Trial
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
171
135
0.789
* Total Citation Counts Rankings
Ranking Based On Selection: 20
Ireland
Francisca Gbormittah
Bio-Analytical Chemistry and Formulation Developmen
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
153
73
0.477
* Total Citation Counts Rankings
Ranking Based On Selection: 21
Ireland
Rajshree Chakrabarti
Pharmaceutical crystallization
Crystallization process development
porphyrin
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
81
81
1.000
* Total Citation Counts Rankings
Rankings
35,370
Ireland
127
1
Ranking Based On Selection: 1
Arthur Liberzon
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
23,045
18,780
0.815
* Total Citation Counts Rankings
Rankings
61,783
Ireland
252
2
Ranking Based On Selection: 2
Connie Sanchez
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
15,326
4,395
0.287
* Total Citation Counts Rankings
Rankings
138,866
Ireland
639
3
Ranking Based On Selection: 3
Ingo Muegge
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
7,742
2,491
0.322
* Total Citation Counts Rankings
Rankings
189,792
Ireland
905
4
Ranking Based On Selection: 4
Mark Hanke
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,717
2,676
0.468
Cancer Immunology
Tumor Microenvironmen
* Total Citation Counts Rankings
Rankings
361,745
Ireland
1,762
5
Ranking Based On Selection: 5
Robert F. Forman
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,770
485
0.175
mental health and addiction treatment
health services and polic
* Total Citation Counts Rankings
Rankings
395,154
Ireland
1,921
6
Ranking Based On Selection: 6
Asli Memisoglu
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,471
637
0.258
* Total Citation Counts Rankings
Rankings
409,236
Ireland
1,993
7
Ranking Based On Selection: 7
Zelalem Ayenew Worku
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,357
1,279
0.543
* Total Citation Counts Rankings
Rankings
700,202
Ireland
3,313
8
Ranking Based On Selection: 8
Bryan W Vought
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,006
213
0.212
Stem cell biology
cell biology
protein biochemistr
* Total Citation Counts Rankings
Rankings
739,140
Ireland
3,457
9
Ranking Based On Selection: 9
Carlos Pedraza
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
903
209
0.231
* Total Citation Counts Rankings
Rankings
834,382
Ireland
3,828
10
Ranking Based On Selection: 10
Yuan Hu
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
687
392
0.571
AI/ML
FEP/TI
Computer Aided Drug Design
PK/P

Is Your University Ready for the Future?

Compare your institution’s global, national, and city-level ranking with its 20 closest competitors and set strategic goals.
Gain insights from detailed performance analyses of scientists across 13 major disciplines, identify your strengths, improve weaknesses, and gain a competitive edge.. Check Your Free Sample Performance Analysis

* Total Citation Counts Rankings
Rankings
876,606
Ireland
3,991
11
Ranking Based On Selection: 11
Eric Hukkanen
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
608
243
0.400
Reaction Engineering
Process Development
Drug Substance
Crystallization
Materials Engineerin
* Total Citation Counts Rankings
Rankings
891,492
Ireland
4,055
12
Ranking Based On Selection: 12
Kiran Nistala
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
583
217
0.372
Functional Genomics
Human Genetics
Rare Disease Biology
Genomic Therapies
* Total Citation Counts Rankings
Rankings
933,071
Ireland
4,270
13
Ranking Based On Selection: 13
Adam Simmons
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
523
469
0.897
* Total Citation Counts Rankings
Rankings
984,197
Ireland
4,543
14
Ranking Based On Selection: 14
Catherine Potter
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
463
317
0.685
Process Analytical Technology
Raman Spectroscopy
Amorphous Solid Dispersions
Continuous Manufacturin
* Total Citation Counts Rankings
Rankings
1,016,892
Ireland
4,719
15
Ranking Based On Selection: 15
Hemant Kumar Vyas
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
428
111
0.259
Gene therapy
Immunotherapy
Therapeutic antibodies
vaccines
Cancer metastasi
* Total Citation Counts Rankings
Rankings
1,037,033
Ireland
4,827
16
Ranking Based On Selection: 16
Yunhui Ge
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
407
392
0.963
Molecular Dynamics
Free Energy Calculations
Markov State Model
Computer-aided Drug Desig
* Total Citation Counts Rankings
Rankings
1,316,507
Ireland
6,063
17
Ranking Based On Selection: 17
Yagoda, Sergey
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
218
193
0.885
psychiatry
neuroscience
neuropsychiatric biomarker
* Total Citation Counts Rankings
Rankings
1,403,079
Ireland
6,385
18
Ranking Based On Selection: 18
Ankit Shah
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
184
157
0.853
* Total Citation Counts Rankings
Rankings
1,441,784
Ireland
6,530
19
Ranking Based On Selection: 19
Abhishek Dabral
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
171
135
0.789
* Total Citation Counts Rankings
Rankings
1,500,537
Ireland
6,722
20
Ranking Based On Selection: 20
Francisca Gbormittah
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
153
73
0.477
Bio-Analytical Chemistry and Formulation Developmen
* Total Citation Counts Rankings
Rankings
1,810,401
Ireland
7,560
21
Ranking Based On Selection: 21
Rajshree Chakrabarti
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
81
81
1.000
Pharmaceutical crystallization
Crystallization process development
porphyrin