Citation Rankings
Highly Cited Researchers
Highly Cited Researchers 311 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
Global Health Research
Disease Burden
Biocatalyst
Microbial Biotech.
Value added product
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
12,990
11,066
0.852
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* Total Citation Counts Rankings
Ranking Based On Selection: 2
Energy heat and mass transfe
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
9,509
7,928
0.834
* Total Citation Counts Rankings
Ranking Based On Selection: 3
Electrocoagulation
Electrochemical Disinfection
Environmental Engineering
Green Chemistry
Wate
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
9,364
6,971
0.744
* Total Citation Counts Rankings
Ranking Based On Selection: 4
Healthcare Policy
Service Operations
Healthcare Quality&IT
Global Health
General Managemen
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,690
6,611
0.988
* Total Citation Counts Rankings
Ranking Based On Selection: 5
Glycation Biochemistry
Medical Biochemistr
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,222
3,605
0.690
* Total Citation Counts Rankings
Ranking Based On Selection: 6
Toxicology
Cigarette smoke
Diabetes
Natural Remedies
Phytochemical
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,804
1,361
0.283
* Total Citation Counts Rankings
Ranking Based On Selection: 7
Head of Chemical Eng. Dept
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,651
4,444
0.955
* Total Citation Counts Rankings
Ranking Based On Selection: 8
Health Management
Human Resource Management
Organizational Behaviour
Leadershi
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,324
4,296
0.994
* Total Citation Counts Rankings
Ranking Based On Selection: 9
Inorganic Nanoparticles
Antibiotic Resistance
Computational Biolog
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,188
3,307
0.790
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* Total Citation Counts Rankings
Ranking Based On Selection: 10
Organic
Bioorganic and Materials chemistr
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,391
2,277
0.671
* Total Citation Counts Rankings
Ranking Based On Selection: 11
Technology Adoption
Entrepreneurship
Digital Transformation
E-Government
Educational Technolog
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,383
2,855
0.844
* Total Citation Counts Rankings
Ranking Based On Selection: 12
Pre- clinical Pharmacology
Clinical Pharmacology
& Therapeutics Toxicology
PhytoPharmacology an
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,168
2,711
0.856
* Total Citation Counts Rankings
Ranking Based On Selection: 13
Bone histomorphometry
Histomorphometry
Bone metastases
Histology
Molecular interaction
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,807
2,572
0.916
* Total Citation Counts Rankings
Ranking Based On Selection: 14
Food and Nutritio
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,673
1,775
0.664
* Total Citation Counts Rankings
Ranking Based On Selection: 15
Software Engineering
Quantum Softwar
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,621
1,801
0.687
* Total Citation Counts Rankings
Ranking Based On Selection: 16
Leadership and Management
Clinical Simulation
Evidence Based Practice
Health Educatio
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,570
2,455
0.955
* Total Citation Counts Rankings
Ranking Based On Selection: 17
Nanotechnology
Nanocomposite
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,506
1,733
0.692
* Total Citation Counts Rankings
Ranking Based On Selection: 18
Discrete Mathematics
Combinatorics
(Chemical) Graph Theor
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,502
2,242
0.896
* Total Citation Counts Rankings
Ranking Based On Selection: 19
International economics
Energy and Environmental Economic
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,478
1,885
0.761
* Total Citation Counts Rankings
Ranking Based On Selection: 20
Immunolog
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,477
1,635
0.660
* Total Citation Counts Rankings
Ranking Based On Selection: 21
Computer vision and Machine learnin
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,473
1,858
0.751
* Total Citation Counts Rankings
Ranking Based On Selection: 22
Food microbiology
Food science and Technology
biotechnology
biochemistry
nutritio
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,447
1,572
0.642
* Total Citation Counts Rankings
Ranking Based On Selection: 23
Drug Delivery
Nanotechnolog
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,403
2,072
0.862
* Total Citation Counts Rankings
Ranking Based On Selection: 24
Medical Entomology
Disease Vectors
Vector Control
Public Health
Forensic Entomolog
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,311
2,283
0.988
* Total Citation Counts Rankings
Ranking Based On Selection: 25
Quality and Organizational Excellence
Engineering Education
e-learning
Computational Fluid Dynamics
Flow meterin
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,307
1,600
0.694
* Total Citation Counts Rankings
Rankings
76,806
224
1
Ranking Based On Selection: 1
M Kuddus|M Kuddus, Mohammed Kuddus
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
12,990
11,066
0.852
Global Health Research
Disease Burden
Biocatalyst
Microbial Biotech.
Value added product
* Total Citation Counts Rankings
Rankings
111,004
342
2
Ranking Based On Selection: 2
Kolsi Lioua
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
9,509
7,928
0.834
* Total Citation Counts Rankings
Rankings
112,960
348
3
Ranking Based On Selection: 3
Djamel Ghernaout
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
9,364
6,971
0.744
Electrocoagulation
Electrochemical Disinfection
Environmental Engineering
Green Chemistry
Wate
* Total Citation Counts Rankings
Rankings
162,709
563
4
Ranking Based On Selection: 4
Ramaiah Itumalla
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,690
6,611
0.988
Healthcare Policy
Service Operations
Healthcare Quality&IT
Global Health
General Managemen
* Total Citation Counts Rankings
Rankings
208,308
770
5
Ranking Based On Selection: 5
Saheem Ahmad
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,222
3,605
0.690
Glycation Biochemistry
Medical Biochemistr
* Total Citation Counts Rankings
Rankings
225,712
868
6
Ranking Based On Selection: 6
Saravanan Rajendrasozhan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,804
1,361
0.283
Toxicology
Cigarette smoke
Diabetes
Natural Remedies
Phytochemical
* Total Citation Counts Rankings
Rankings
232,476
900
7
Ranking Based On Selection: 7
Noureddine Elboughdiri|Elboughdiri Noureddine, Elboughdiri N, N Elboughdiri
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,651
4,444
0.955
Head of Chemical Eng. Dept
* Total Citation Counts Rankings
Rankings
248,751
988
8
Ranking Based On Selection: 8
Rakesh Kumar
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,324
4,296
0.994
Health Management
Human Resource Management
Organizational Behaviour
Leadershi
* Total Citation Counts Rankings
Rankings
256,213
1,033
9
Ranking Based On Selection: 9
Syed Mohd Danish Rizvi|Rizvi S M, S M Danish Rizvi, SMD Rizvi
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,188
3,307
0.790
Inorganic Nanoparticles
Antibiotic Resistance
Computational Biolog
* Total Citation Counts Rankings
Rankings
307,668
1,287
10
Ranking Based On Selection: 10
A Haque
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,391
2,277
0.671
Organic
Bioorganic and Materials chemistr
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
308,320
1,290
11
Ranking Based On Selection: 11
Yaser Hasan Salem Al Mamary
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,383
2,855
0.844
Technology Adoption
Entrepreneurship
Digital Transformation
E-Government
Educational Technolog
* Total Citation Counts Rankings
Rankings
325,803
1,402
12
Ranking Based On Selection: 12
Sirajudheen Anwar|Anwar Sirajudheen, S Anwar, Anwar S
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,168
2,711
0.856
Pre- clinical Pharmacology
Clinical Pharmacology
& Therapeutics Toxicology
PhytoPharmacology an
* Total Citation Counts Rankings
Rankings
359,302
1,591
13
Ranking Based On Selection: 13
Riadh Badraoui
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,807
2,572
0.916
Bone histomorphometry
Histomorphometry
Bone metastases
Histology
Molecular interaction
* Total Citation Counts Rankings
Rankings
373,502
1,684
14
Ranking Based On Selection: 14
Abd Elmoneim Elkhalifa
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,673
1,775
0.664
* Total Citation Counts Rankings
Rankings
379,278
1,713
15
Ranking Based On Selection: 15
Aakash Ahmad
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,621
1,801
0.687
Software Engineering
Quantum Softwar
* Total Citation Counts Rankings
Rankings
385,109
1,751
16
Ranking Based On Selection: 16
Farhan Alshammari
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,570
2,455
0.955
Leadership and Management
Clinical Simulation
Evidence Based Practice
Health Educatio
* Total Citation Counts Rankings
Rankings
392,622
1,804
17
Ranking Based On Selection: 17
Tayyab Subhani
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,506
1,733
0.692
Nanotechnology
Nanocomposite
* Total Citation Counts Rankings
Rankings
393,086
1,807
18
Ranking Based On Selection: 18
Akbar Ali
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,502
2,242
0.896
Discrete Mathematics
Combinatorics
(Chemical) Graph Theor
* Total Citation Counts Rankings
Rankings
395,870
1,819
19
Ranking Based On Selection: 19
Kahouli Bassem
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,478
1,885
0.761
International economics
Energy and Environmental Economic
* Total Citation Counts Rankings
Rankings
395,994
1,822
20
Ranking Based On Selection: 20
Sarah Yousef Abd El Galil Ahmed
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,477
1,635
0.660
* Total Citation Counts Rankings
Rankings
396,471
1,826
21
Ranking Based On Selection: 21
Habib Ullah
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,473
1,858
0.751
Computer vision and Machine learnin
* Total Citation Counts Rankings
Rankings
399,736
1,847
22
Ranking Based On Selection: 22
Abdel Moneim E Sulieman
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,447
1,572
0.642
Food microbiology
Food science and Technology
biotechnology
biochemistry
nutritio
* Total Citation Counts Rankings
Rankings
405,125
1,886
23
Ranking Based On Selection: 23
Afrasim Moin
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,403
2,072
0.862
Drug Delivery
Nanotechnolog
* Total Citation Counts Rankings
Rankings
416,972
1,966
24
Ranking Based On Selection: 24
Mohammed Gm Zeariya
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,311
2,283
0.988
Medical Entomology
Disease Vectors
Vector Control
Public Health
Forensic Entomolog
* Total Citation Counts Rankings
Rankings
417,545
1,973
25
Ranking Based On Selection: 25
Mohamed Aichouni
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,307
1,600
0.694
Quality and Organizational Excellence
Engineering Education
e-learning
Computational Fluid Dynamics
Flow meterin