Citation Rankings
Highly Cited Researchers
Highly Cited Researchers 146 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
Discrete fractional calculus
fixed point theory
fractional calculus
dynamical systems an
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
28,262
23,194
0.821
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* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 2
Artificial Intelligence
Data Science
Bioinformatics
Information Security
Healthcar
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
21,856
18,226
0.834
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 3
Machine Learning
Information Security
Data Mining
Health Informatic
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
16,687
13,499
0.809
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 4
Artificial Intelligence
Robotics
Control Theory & Applications
Reinforcement learnin
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
21,711
13,368
0.616
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 5
IFRS
Corporate Governance
Tax Evasion
Policy
Interdisciplinar
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
10,302
9,506
0.923
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 6
Large Language Models
Generative AI
Unmanned Aerial Vehicles
Robot Operating Syste
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
15,814
9,452
0.598
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 7
Microgrid
Wireless Power Transfer
Energy Transition & Efficiency
EV & HEV
A
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
7,689
6,582
0.856
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 8
Customer Engagement
Consumer Engagement
Brand Experience
Online Brand Communities
CS
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
7,222
6,564
0.909
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 9
Differential Equations and Dynamical System
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,810
5,848
0.859
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* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 10
Fixed point Theor
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
10,613
5,272
0.497
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 11
Applied Mathematics
Data Scienc
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,693
4,482
0.955
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 12
Financ
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,460
4,406
0.682
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 13
Software Engineering
A
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,750
4,381
0.922
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 14
Energy Policy
Climate Change
Renewable Energy
Sustainable Development
Decision Analysi
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,368
4,285
0.981
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 15
Automatic Control
Sliding Mode
Networked Control Systems
Control Theory
Renewable Energ
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,619
3,441
0.951
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 16
Composite Materials and Structures
Damage Tolerance
Optimization
Crushing
Oil and Ga
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,744
2,984
0.797
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 17
Environmental Economics
Economic modeling
Energy Economics
Macroeconomic
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,018
2,741
0.908
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 18
group theory
functional analysis
Fractional Calculus
Modellin
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,987
2,673
0.895
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 19
Artificial Intelligence
Machine Learning
Deep Learning
LLMs
NL
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,982
2,597
0.871
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 20
Materials and Structures
Composite and Piezoelectric Materials
Fluid Dynamics and Control
FE
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,754
2,540
0.922
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 21
Foreign Language Teaching
Instructional Design
Educational Technology
Change Managemen
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,353
2,341
0.995
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 22
Computer Vision
Deep Learning
image analysi
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,482
2,326
0.937
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 23
Cybersecurity
Network & Mobile Security
Security Maturity Models
Malware Analysis
IPS/ID
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,656
2,295
0.864
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 24
Quality management
Service excellence
corporate social responsibility
corporate sustainabl
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,094
2,251
0.550
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 25
Computational Intelligence
Mobile Edge Computing
Internet of Things
Cyber Securit
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,761
2,210
0.800
* Last 6 Years Citation Counts Rankings
Rankings
9,767
52
1
Ranking Based On Selection: 1
Thabet Abdeljawad
Prince Sultan University
Riyadh, Saudi Arabia
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
28,262
23,194
0.821
Discrete fractional calculus
fixed point theory
fractional calculus
dynamical systems an
* Last 6 Years Citation Counts Rankings
Rankings
14,068
68
2
Ranking Based On Selection: 2
Tanzila Saba
Prince Sultan University
Riyadh, Saudi Arabia
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
21,856
18,226
0.834
Artificial Intelligence
Data Science
Bioinformatics
Information Security
Healthcar
* Last 6 Years Citation Counts Rankings
Rankings
22,153
103
3
Ranking Based On Selection: 3
Amjad Rehman
Prince Sultan University
Riyadh, Saudi Arabia
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
16,687
13,499
0.809
Machine Learning
Information Security
Data Mining
Health Informatic
* Last 6 Years Citation Counts Rankings
Rankings
22,491
106
4
Ranking Based On Selection: 4
Ahmad Taher Azar
Prince Sultan University
Riyadh, Saudi Arabia
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
21,711
13,368
0.616
Artificial Intelligence
Robotics
Control Theory & Applications
Reinforcement learnin
* Last 6 Years Citation Counts Rankings
Rankings
37,397
175
5
Ranking Based On Selection: 5
Mohammad Nurunnabi
Prince Sultan University
Riyadh, Saudi Arabia
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
10,302
9,506
0.923
IFRS
Corporate Governance
Tax Evasion
Policy
Interdisciplinar
* Last 6 Years Citation Counts Rankings
Rankings
37,735
177
6
Ranking Based On Selection: 6
Anis Koubâa
Prince Sultan University
Riyadh, Saudi Arabia
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
15,814
9,452
0.598
Large Language Models
Generative AI
Unmanned Aerial Vehicles
Robot Operating Syste
* Last 6 Years Citation Counts Rankings
Rankings
62,904
314
7
Ranking Based On Selection: 7
Umashankar Subramaniam
Prince Sultan University
Riyadh, Saudi Arabia
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
7,689
6,582
0.856
Microgrid
Wireless Power Transfer
Energy Transition & Efficiency
EV & HEV
A
* Last 6 Years Citation Counts Rankings
Rankings
63,167
317
8
Ranking Based On Selection: 8
Jamid Ul Islam
Prince Sultan University
Riyadh, Saudi Arabia
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
7,222
6,564
0.909
Customer Engagement
Consumer Engagement
Brand Experience
Online Brand Communities
CS
* Last 6 Years Citation Counts Rankings
Rankings
73,964
385
9
Ranking Based On Selection: 9
Jehad Alzabut
Prince Sultan University
Riyadh, Saudi Arabia
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,810
5,848
0.859
Differential Equations and Dynamical System
* Last 6 Years Citation Counts Rankings
Rankings
84,726
446
10
Ranking Based On Selection: 10
Wasfi Shatanawi
Prince Sultan University
Riyadh, Saudi Arabia
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
10,613
5,272
0.497
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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
* Last 6 Years Citation Counts Rankings
Rankings
104,234
552
11
Ranking Based On Selection: 11
Aziz Khan
Prince Sultan University
Riyadh, Saudi Arabia
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,693
4,482
0.955
Applied Mathematics
Data Scienc
* Last 6 Years Citation Counts Rankings
Rankings
106,352
562
12
Ranking Based On Selection: 12
Chaker Aloui
Prince Sultan University
Riyadh, Saudi Arabia
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,460
4,406
0.682
* Last 6 Years Citation Counts Rankings
Rankings
107,110
567
13
Ranking Based On Selection: 13
Mamdouh Alenezi
Prince Sultan University
Riyadh, Saudi Arabia
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,750
4,381
0.922
* Last 6 Years Citation Counts Rankings
Rankings
109,985
584
14
Ranking Based On Selection: 14
Yasir Ahmed Solangi
Prince Sultan University
Riyadh, Saudi Arabia
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,368
4,285
0.981
Energy Policy
Climate Change
Renewable Energy
Sustainable Development
Decision Analysi
* Last 6 Years Citation Counts Rankings
Rankings
142,773
783
15
Ranking Based On Selection: 15
Dhafer Almakhles
Prince Sultan University
Riyadh, Saudi Arabia
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,619
3,441
0.951
Automatic Control
Sliding Mode
Networked Control Systems
Control Theory
Renewable Energ
* Last 6 Years Citation Counts Rankings
Rankings
168,090
932
16
Ranking Based On Selection: 16
Tamer A Sebaey
Prince Sultan University
Riyadh, Saudi Arabia
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,744
2,984
0.797
Composite Materials and Structures
Damage Tolerance
Optimization
Crushing
Oil and Ga
* Last 6 Years Citation Counts Rankings
Rankings
184,539
1,036
17
Ranking Based On Selection: 17
Najia Saqib
Prince Sultan University
Riyadh, Saudi Arabia
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,018
2,741
0.908
Environmental Economics
Economic modeling
Energy Economics
Macroeconomic
* Last 6 Years Citation Counts Rankings
Rankings
189,668
1,068
18
Ranking Based On Selection: 18
Nabil Mlaiki
Prince Sultan University
Riyadh, Saudi Arabia
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,987
2,673
0.895
group theory
functional analysis
Fractional Calculus
Modellin
* Last 6 Years Citation Counts Rankings
Rankings
195,644
1,103
19
Ranking Based On Selection: 19
Adel Ammar
Prince Sultan University
Riyadh, Saudi Arabia
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,982
2,597
0.871
Artificial Intelligence
Machine Learning
Deep Learning
LLMs
NL
* Last 6 Years Citation Counts Rankings
Rankings
200,334
1,125
20
Ranking Based On Selection: 20
Abdul Aabid
Prince Sultan University
Riyadh, Saudi Arabia
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,754
2,540
0.922
Materials and Structures
Composite and Piezoelectric Materials
Fluid Dynamics and Control
FE
* Last 6 Years Citation Counts Rankings
Rankings
218,370
1,233
21
Ranking Based On Selection: 21
Norah Mansour Almusharraf
Prince Sultan University
Riyadh, Saudi Arabia
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,353
2,341
0.995
Foreign Language Teaching
Instructional Design
Educational Technology
Change Managemen
* Last 6 Years Citation Counts Rankings
Rankings
219,741
1,241
22
Ranking Based On Selection: 22
Bilel Benjdira
Prince Sultan University
Riyadh, Saudi Arabia
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,482
2,326
0.937
Computer Vision
Deep Learning
image analysi
* Last 6 Years Citation Counts Rankings
Rankings
222,915
1,261
23
Ranking Based On Selection: 23
Iman Almomani
Prince Sultan University
Riyadh, Saudi Arabia
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,656
2,295
0.864
Cybersecurity
Network & Mobile Security
Security Maturity Models
Malware Analysis
IPS/ID
* Last 6 Years Citation Counts Rankings
Rankings
227,360
1,292
24
Ranking Based On Selection: 24
Muhammad Asif
Prince Sultan University
Riyadh, Saudi Arabia
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,094
2,251
0.550
Quality management
Service excellence
corporate social responsibility
corporate sustainabl
* Last 6 Years Citation Counts Rankings
Rankings
231,743
1,322
25
Ranking Based On Selection: 25
Basit Qureshi
Prince Sultan University
Riyadh, Saudi Arabia
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,761
2,210
0.800
Computational Intelligence
Mobile Edge Computing
Internet of Things
Cyber Securit