Citation Rankings
Highly Cited Researchers
Highly Cited Researchers 407 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: 76
Biochemistry
Cardiovascular disease
obesity
genetic
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
295
161
0.546
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* Total Citation Counts Rankings
Ranking Based On Selection: 77
Medical robotic
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
282
234
0.830
* Total Citation Counts Rankings
Ranking Based On Selection: 78
Human Resources & Organizational Behavior
Corporate Social Responsibility
General Management
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
279
188
0.674
* Total Citation Counts Rankings
Ranking Based On Selection: 79
Mathematics
Partial differential equations
Ordinary differential equations
Soliton
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
269
269
1.000
* Total Citation Counts Rankings
Ranking Based On Selection: 80
NoCs
MPSoCs
Digital Circuits and System
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
263
174
0.662
* Total Citation Counts Rankings
Ranking Based On Selection: 81
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
262
211
0.805
* Total Citation Counts Rankings
Ranking Based On Selection: 82
Corporate Governance
Sustainability reporting
Earnings Management
Accounting Educatio
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
255
227
0.890
* Total Citation Counts Rankings
Ranking Based On Selection: 83
biochemistry
molecular genetics
cardiovascular diseas
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
241
173
0.718
* Total Citation Counts Rankings
Ranking Based On Selection: 84
Genetics in oncology and autoimmune disease - Immunotherapy - clinical nutritio
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
240
82
0.342
Smart Institutional Plan
Powerful Insights + Smart Membership = Institutional Success
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* Total Citation Counts Rankings
Ranking Based On Selection: 85
Decent Work
Economic Development
Foreign direct investment
Trade
Sustainabilit
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
237
222
0.937
* Total Citation Counts Rankings
Ranking Based On Selection: 86
Business Intelligence
Data Management
Data Mining
Information System
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
234
144
0.615
* Total Citation Counts Rankings
Ranking Based On Selection: 87
Marketin
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
233
233
1.000
* Total Citation Counts Rankings
Ranking Based On Selection: 88
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
231
106
0.459
* Total Citation Counts Rankings
Ranking Based On Selection: 89
Sustainability
Material and Energy Flow Analysis
Life Cycle Assessment
Additive Manufacturing
Plastics and Composite
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
228
156
0.684
* Total Citation Counts Rankings
Ranking Based On Selection: 90
Drug Delivery
Nanotechnolog
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
225
199
0.884
* Total Citation Counts Rankings
Ranking Based On Selection: 91
Device-to-Device communications
5G
Cellular networks
Digital communication
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
222
198
0.892
* Total Citation Counts Rankings
Ranking Based On Selection: 92
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
217
212
0.977
* Total Citation Counts Rankings
Ranking Based On Selection: 93
Obesity related disorders - Polycystic Ovary Diseas
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
217
80
0.369
* Total Citation Counts Rankings
Ranking Based On Selection: 94
Artificial Intelligence
Social Media Influencers
Consumer Behaviour
Digital Marketin
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
215
210
0.977
* Total Citation Counts Rankings
Ranking Based On Selection: 95
Software and A
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
213
213
1.000
* Total Citation Counts Rankings
Ranking Based On Selection: 96
Biochemistry
Molecular biology
cancer biology
immunotherap
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
205
205
1.000
* Total Citation Counts Rankings
Ranking Based On Selection: 97
Transportation Planning
Traffic Engineering
Modelling
IT
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
205
168
0.820
* Total Citation Counts Rankings
Ranking Based On Selection: 98
civil engineering
construction materials
structural engineering
construction managemen
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
199
199
1.000
* Total Citation Counts Rankings
Ranking Based On Selection: 99
Image Encryptio
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
183
178
0.973
* Total Citation Counts Rankings
Ranking Based On Selection: 100
robotics
control
micro/nano robot
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
174
153
0.879
* Total Citation Counts Rankings
Rankings
1,182,718
8,614
76
Ranking Based On Selection: 76
Sally I. Hassanein
German University in Cairo
Cairo, Egypt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
295
161
0.546
Biochemistry
Cardiovascular disease
obesity
genetic
* Total Citation Counts Rankings
Rankings
1,203,376
8,882
77
Ranking Based On Selection: 77
Dalia Mahdy
German University in Cairo
Cairo, Egypt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
282
234
0.830
* Total Citation Counts Rankings
Rankings
1,208,659
8,958
78
Ranking Based On Selection: 78
Menatallah Darrag|Menna Darrag
German University in Cairo
Cairo, Egypt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
279
188
0.674
Human Resources & Organizational Behavior
Corporate Social Responsibility
General Management
* Total Citation Counts Rankings
Rankings
1,224,588
9,193
79
Ranking Based On Selection: 79
Karim K. Ahmed
German University in Cairo
Cairo, Egypt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
269
269
1.000
Mathematics
Partial differential equations
Ordinary differential equations
Soliton
* Total Citation Counts Rankings
Rankings
1,236,243
9,388
80
Ranking Based On Selection: 80
Salma Hesham
German University in Cairo
Cairo, Egypt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
263
174
0.662
* Total Citation Counts Rankings
Rankings
1,237,737
9,421
81
Ranking Based On Selection: 81
Engy M. Saad
German University in Cairo
Cairo, Egypt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
262
211
0.805
* Total Citation Counts Rankings
Rankings
1,250,209
9,631
82
Ranking Based On Selection: 82
Hala Amin
German University in Cairo
Cairo, Egypt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
255
227
0.890
Corporate Governance
Sustainability reporting
Earnings Management
Accounting Educatio
* Total Citation Counts Rankings
Rankings
1,277,474
10,081
83
Ranking Based On Selection: 83
Ingy Hashad
German University in Cairo
Cairo, Egypt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
241
173
0.718
biochemistry
molecular genetics
cardiovascular diseas
* Total Citation Counts Rankings
Rankings
1,280,105
10,128
84
Ranking Based On Selection: 84
Yasmine Lashine
German University in Cairo
Cairo, Egypt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
240
82
0.342
Genetics in oncology and autoimmune disease - Immunotherapy - clinical nutritio
* Total Citation Counts Rankings
Rankings
1,284,926
10,214
85
Ranking Based On Selection: 85
Hebatallah Ghoneim
German University in Cairo
Cairo, Egypt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
237
222
0.937
Decent Work
Economic Development
Foreign direct investment
Trade
Sustainabilit
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
1,292,086
10,339
86
Ranking Based On Selection: 86
Ayman Alserafi
German University in Cairo
Cairo, Egypt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
234
144
0.615
Business Intelligence
Data Management
Data Mining
Information System
* Total Citation Counts Rankings
Rankings
1,292,974
10,347
87
Ranking Based On Selection: 87
Mariam Abdelaleem
German University in Cairo
Cairo, Egypt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
233
233
1.000
* Total Citation Counts Rankings
Rankings
1,298,734
10,451
88
Ranking Based On Selection: 88
Adel Naiem
German University in Cairo
Cairo, Egypt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
231
106
0.459
* Total Citation Counts Rankings
Rankings
1,304,752
10,536
89
Ranking Based On Selection: 89
Amna Ramzy
German University in Cairo
Cairo, Egypt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
228
156
0.684
Sustainability
Material and Energy Flow Analysis
Life Cycle Assessment
Additive Manufacturing
Plastics and Composite
* Total Citation Counts Rankings
Rankings
1,310,821
10,628
90
Ranking Based On Selection: 90
Mai Rady
German University in Cairo
Cairo, Egypt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
225
199
0.884
Drug Delivery
Nanotechnolog
* Total Citation Counts Rankings
Rankings
1,317,426
10,735
91
Ranking Based On Selection: 91
Engy Aly Maher
German University in Cairo
Cairo, Egypt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
222
198
0.892
Device-to-Device communications
5G
Cellular networks
Digital communication
* Total Citation Counts Rankings
Rankings
1,328,146
10,916
92
Ranking Based On Selection: 92
Eyad Mamdouh
German University in Cairo
Cairo, Egypt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
217
212
0.977
* Total Citation Counts Rankings
Rankings
1,329,624
10,966
93
Ranking Based On Selection: 93
Sahar Abdel Maksoud
German University in Cairo
Cairo, Egypt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
217
80
0.369
* Total Citation Counts Rankings
Rankings
1,332,680
11,017
94
Ranking Based On Selection: 94
Sara El-Deeb
German University in Cairo
Cairo, Egypt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
215
210
0.977
Artificial Intelligence
Social Media Influencers
Consumer Behaviour
Digital Marketin
* Total Citation Counts Rankings
Rankings
1,337,019
11,086
95
Ranking Based On Selection: 95
Abdelrahim Abdelazim|Abd-Elrahim Abd-Elaziem
German University in Cairo
Cairo, Egypt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
213
213
1.000
* Total Citation Counts Rankings
Rankings
1,356,135
11,439
96
Ranking Based On Selection: 96
Heba Nafea
German University in Cairo
Cairo, Egypt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
205
205
1.000
Biochemistry
Molecular biology
cancer biology
immunotherap
* Total Citation Counts Rankings
Rankings
1,357,146
11,457
97
Ranking Based On Selection: 97
Alsayed Alsobky
German University in Cairo
Cairo, Egypt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
205
168
0.820
Transportation Planning
Traffic Engineering
Modelling
IT
* Total Citation Counts Rankings
Rankings
1,371,438
11,690
98
Ranking Based On Selection: 98
Nancy Ashraf Hammad
German University in Cairo
Cairo, Egypt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
199
199
1.000
civil engineering
construction materials
structural engineering
construction managemen
* Total Citation Counts Rankings
Rankings
1,415,789
12,456
99
Ranking Based On Selection: 99
Yousef Korayem
German University in Cairo
Cairo, Egypt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
183
178
0.973
* Total Citation Counts Rankings
Rankings
1,442,741
12,918
100
Ranking Based On Selection: 100
youssef hamed
German University in Cairo
Cairo, Egypt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
174
153
0.879
robotics
control
micro/nano robot