Citation Rankings
Highly Cited Researchers
Highly Cited Researchers 179 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
Food Chemistry
Industrial Chemistry
Environmental chemistr
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,988
2,065
0.518
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* Total Citation Counts Rankings
Ranking Based On Selection: 2
Optimization
Artificial Intelligence
Computational Intelligenc
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,834
3,803
0.992
* Total Citation Counts Rankings
Ranking Based On Selection: 3
Liberal Political Ecology
Security Studies
Gender & Developmen
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,348
1,710
0.728
* Total Citation Counts Rankings
Ranking Based On Selection: 4
Radiation Shielding Glasses
Optical Materials
Polymer Materials
General Materials and Radiatio
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,560
1,458
0.935
* Total Citation Counts Rankings
Ranking Based On Selection: 5
Artificial Intelligence
Mobile computing
Deep learning
Information security
NLP
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,486
1,475
0.993
* Total Citation Counts Rankings
Ranking Based On Selection: 6
Radiography
Medical Imaging
Artificial Intelligence
Radiation Protection and Dosimetr
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
957
759
0.793
* Total Citation Counts Rankings
Ranking Based On Selection: 7
Monetary
Agricultural and Develoment Economic
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
782
420
0.537
* Total Citation Counts Rankings
Ranking Based On Selection: 8
Medical Microbiology
Virology
Mycolog
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
762
331
0.434
* Total Citation Counts Rankings
Ranking Based On Selection: 9
Nanotechnolog
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
739
506
0.685
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* Total Citation Counts Rankings
Ranking Based On Selection: 10
Institutional Economics
International trade
Global value chains
Applied Econometrics
Environmen
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
723
679
0.939
* Total Citation Counts Rankings
Ranking Based On Selection: 11
Molecular Biology
Biotechnology (Protein Engineering and Bioprocess Innovation)
Biochemistry
Food technology
Biomedicin
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
713
410
0.575
* Total Citation Counts Rankings
Ranking Based On Selection: 12
Theatre
Literature
Film Studies
Educational Advancemen
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
691
271
0.392
* Total Citation Counts Rankings
Ranking Based On Selection: 13
Environmental Chemistry
Analytical Chemistr
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
679
567
0.835
* Total Citation Counts Rankings
Ranking Based On Selection: 14
General Surger
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
676
297
0.439
* Total Citation Counts Rankings
Ranking Based On Selection: 15
AI-driven Chemical Synthesis
Heterogeneous Catalysis
Materials Chemistry
Chemical Engineerin
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
665
452
0.680
* Total Citation Counts Rankings
Ranking Based On Selection: 16
Natural products
Diabetes
Oxidative Stress
Free Radica
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
585
321
0.549
* Total Citation Counts Rankings
Ranking Based On Selection: 17
FinanceFinancial AnalysisCorporate FinanceCapital StructureFinance ManagementBanking and FinanceFin
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
566
513
0.906
* Total Citation Counts Rankings
Ranking Based On Selection: 18
Material Scienc
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
547
520
0.951
* Total Citation Counts Rankings
Ranking Based On Selection: 19
Molecular bacteriology
Infectious diseases
Public Health Microbiology
Antibiotic Resistance
Diagnostic
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
491
441
0.898
* Total Citation Counts Rankings
Ranking Based On Selection: 20
Materials and Industrial Chemistr
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
479
433
0.904
* Total Citation Counts Rankings
Ranking Based On Selection: 21
Medical Mycolog
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
475
318
0.669
* Total Citation Counts Rankings
Ranking Based On Selection: 22
Sociology and Criminolog
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
465
261
0.561
* Total Citation Counts Rankings
Ranking Based On Selection: 23
environmental
plant patholog
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
407
264
0.649
* Total Citation Counts Rankings
Ranking Based On Selection: 24
Terrorism
Policing
Criminal Justice System
Gender Studie
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
405
270
0.667
* Total Citation Counts Rankings
Ranking Based On Selection: 25
Environmental Botany
Cryptogamic Botany
Astrobotan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
402
348
0.866
* Total Citation Counts Rankings
Rankings
268,365
279
1
Ranking Based On Selection: 1
Matthew Olaleke Aremu
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,988
2,065
0.518
Food Chemistry
Industrial Chemistry
Environmental chemistr
* Total Citation Counts Rankings
Rankings
277,709
304
2
Ranking Based On Selection: 2
Ovre Jeffrey Agushaka
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,834
3,803
0.992
Optimization
Artificial Intelligence
Computational Intelligenc
* Total Citation Counts Rankings
Rankings
413,050
674
3
Ranking Based On Selection: 3
Al Chukwuma Okoli
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,348
1,710
0.728
Liberal Political Ecology
Security Studies
Gender & Developmen
* Total Citation Counts Rankings
Rankings
547,181
1,298
4
Ranking Based On Selection: 4
Umar Sa'ad Aliyu
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,560
1,458
0.935
Radiation Shielding Glasses
Optical Materials
Polymer Materials
General Materials and Radiatio
* Total Citation Counts Rankings
Rankings
564,117
1,379
5
Ranking Based On Selection: 5
Eke Christopher Ifeanyi
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,486
1,475
0.993
Artificial Intelligence
Mobile computing
Deep learning
Information security
NLP
* Total Citation Counts Rankings
Rankings
721,432
2,724
6
Ranking Based On Selection: 6
Joseph Dlama Zira
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
957
759
0.793
Radiography
Medical Imaging
Artificial Intelligence
Radiation Protection and Dosimetr
* Total Citation Counts Rankings
Rankings
793,103
3,777
7
Ranking Based On Selection: 7
Mona Adofu|Adofu Ilemona, Adofu I
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
782
420
0.537
Monetary
Agricultural and Develoment Economic
* Total Citation Counts Rankings
Rankings
802,333
3,934
8
Ranking Based On Selection: 8
Surajudeen A. Junaid
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
762
331
0.434
Medical Microbiology
Virology
Mycolog
* Total Citation Counts Rankings
Rankings
812,704
4,118
9
Ranking Based On Selection: 9
Labulo Ayomide Hassan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
739
506
0.685
* Total Citation Counts Rankings
Rankings
820,261
4,242
10
Ranking Based On Selection: 10
Abdulkareem Alhassan|Alhassan abdulkareem
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
723
679
0.939
Institutional Economics
International trade
Global value chains
Applied Econometrics
Environmen
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
825,308
4,324
11
Ranking Based On Selection: 11
Ibrahim Khalil Adam
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
713
410
0.575
Molecular Biology
Biotechnology (Protein Engineering and Bioprocess Innovation)
Biochemistry
Food technology
Biomedicin
* Total Citation Counts Rankings
Rankings
836,388
4,530
12
Ranking Based On Selection: 12
Victor S. Dugga
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
691
271
0.392
Theatre
Literature
Film Studies
Educational Advancemen
* Total Citation Counts Rankings
Rankings
842,294
4,612
13
Ranking Based On Selection: 13
Jude Chinedu Onwuka
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
679
567
0.835
Environmental Chemistry
Analytical Chemistr
* Total Citation Counts Rankings
Rankings
844,087
4,643
14
Ranking Based On Selection: 14
Ahmed Ashuku Yakubu
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
676
297
0.439
* Total Citation Counts Rankings
Rankings
849,649
4,752
15
Ranking Based On Selection: 15
Charles O. Oseghale
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
665
452
0.680
AI-driven Chemical Synthesis
Heterogeneous Catalysis
Materials Chemistry
Chemical Engineerin
* Total Citation Counts Rankings
Rankings
895,045
5,578
16
Ranking Based On Selection: 16
Abubakar Mohammed
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
585
321
0.549
* Total Citation Counts Rankings
Rankings
907,083
5,766
17
Ranking Based On Selection: 17
Sulaiman Abdulwahab Sulaiman. Fcifcn, Fcim, Fican, Ficen, Facsa (Usa), Mmtf(India), Mamn, Gmnim
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
566
513
0.906
FinanceFinancial AnalysisCorporate FinanceCapital StructureFinance ManagementBanking and FinanceFin
* Total Citation Counts Rankings
Rankings
920,517
6,015
18
Ranking Based On Selection: 18
Abdulkarim Muhammad Hamza
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
547
520
0.951
* Total Citation Counts Rankings
Rankings
965,782
6,858
19
Ranking Based On Selection: 19
Obande Godwin Attah
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
491
441
0.898
Molecular bacteriology
Infectious diseases
Public Health Microbiology
Antibiotic Resistance
Diagnostic
* Total Citation Counts Rankings
Rankings
976,119
7,051
20
Ranking Based On Selection: 20
Nasirudeen Mohammed Baba
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
479
433
0.904
Materials and Industrial Chemistr
* Total Citation Counts Rankings
Rankings
979,896
7,134
21
Ranking Based On Selection: 21
Aleruchi Chuku
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
475
318
0.669
* Total Citation Counts Rankings
Rankings
988,942
7,307
22
Ranking Based On Selection: 22
Moses Ikoh
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
465
261
0.561
* Total Citation Counts Rankings
Rankings
1,044,280
8,376
23
Ranking Based On Selection: 23
Orole Olukayode Olugbenga
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
407
264
0.649
environmental
plant patholog
* Total Citation Counts Rankings
Rankings
1,046,272
8,407
24
Ranking Based On Selection: 24
Eke Chinwokwu
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
405
270
0.667
Terrorism
Policing
Criminal Justice System
Gender Studie
* Total Citation Counts Rankings
Rankings
1,049,134
8,460
25
Ranking Based On Selection: 25
Gbenga Festus Akomolafe
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
402
348
0.866
Environmental Botany
Cryptogamic Botany
Astrobotan