The Citation Rankings (Highly Cited Researchers) list highlight the most cited and influential researchers across a vast range of scientific fields, covering 197 main and sub-disciplines, including the Art and Humanities Citation Rankings and Social Sciences and Humanities Citation Rankings. This service, offered exclusively by AD Scientific Index, aims to provide a balanced perspective by excluding data from CERN and other statistical sources that disproportionately favor certain researchers, particularly in the social sciences and humanities. This unique approach addresses the advantages researchers with multi-author publications and CERN involvement hold over others. Furthermore, citation rankings help uncover rule violations and unethical practices within the research community. For more detailed citation analyses, explore the Scientists Last 6 Years Citation Index, Universities Total Citations Rankings 2025, and Universities Last 6 Years Citations Rankings 2025.
* Total Citation Counts Rankings
Ranking Based On Selection: 1
Environmental Toxicology
Occupational Epidemiology
Clinical Epidemiology
Diabetes
Global Health
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
57,970
52,927
0.913
* Total Citation Counts Rankings
Ranking Based On Selection: 2
Headache and stroke
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
56,375
50,088
0.888
* Total Citation Counts Rankings
Ranking Based On Selection: 3
Data Compression
Information Security
E-Commerce
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
56,265
33,922
0.603
* Total Citation Counts Rankings
Ranking Based On Selection: 4
soil-plant-microbe interaction
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
51,614
17,309
0.335
* Total Citation Counts Rankings
Ranking Based On Selection: 5
Neglected Tropical Diseases
Infectious Diseases
Malaria
Schistosomiasis
Nutrition
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
51,519
42,853
0.832
* Total Citation Counts Rankings
Ranking Based On Selection: 6
Enzyme inhibition kinetics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
34,616
23,441
0.677
* Total Citation Counts Rankings
Ranking Based On Selection: 7
Health informatics
mHealth
eHealth
Digital Health
MIS
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
27,017
26,923
0.997
* Total Citation Counts Rankings
Ranking Based On Selection: 8
mobile health (mhealth)
m-Health
Digital Health
Social Networking
Health Informatics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
26,746
26,513
0.991
* Total Citation Counts Rankings
Ranking Based On Selection: 9
Infectious Agents
Respiratory Infection
VHFs
Viral Hepatitis
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
22,073
17,476
0.792
* Total Citation Counts Rankings
Ranking Based On Selection: 10
الهندسة الإنشائية - الجيوتقنيه
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
21,966
11,538
0.525
* Total Citation Counts Rankings
Ranking Based On Selection: 11
Aging
Diabetes and Cancer
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
21,669
3,085
0.142
* Total Citation Counts Rankings
Ranking Based On Selection: 12
microscopy
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
21,095
5,974
0.283
* Total Citation Counts Rankings
Ranking Based On Selection: 13
physical activity
exercise physiology
cardiometabolic health
obesity
lifestyle habits
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
20,909
13,264
0.634
* Total Citation Counts Rankings
Ranking Based On Selection: 14
(Bio-)Process Technology
Water Desalination
Eutectic Freeze Crystallization
Natural Deep Eutectic Solvents
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
20,819
9,789
0.470
* Total Citation Counts Rankings
Ranking Based On Selection: 15
Hydrogen Storage
Catalysis
Organometallics
DFT
Mechanistic studies
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
20,609
11,763
0.571
* Total Citation Counts Rankings
Ranking Based On Selection: 16
NMR
EPR
Metabolomics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
19,795
16,352
0.826
* Total Citation Counts Rankings
Ranking Based On Selection: 17
http://orcid.org/0000-0001-9917-2758
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
19,508
15,503
0.795
* Total Citation Counts Rankings
Ranking Based On Selection: 18
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
19,020
14,375
0.756
* Total Citation Counts Rankings
Ranking Based On Selection: 19
Time-Delay Systems
Interconnected Systems
Robust Control
Networked Control Systems
Cloud Control Systems
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
15,525
3,724
0.240
* Total Citation Counts Rankings
Ranking Based On Selection: 20
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
14,780
7,984
0.540
* Total Citation Counts Rankings
Ranking Based On Selection: 21
Transplant Immunology
genetics of complex diseases
diagnostics immunology
autoimmunity
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
14,222
3,566
0.251
* Total Citation Counts Rankings
Ranking Based On Selection: 22
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
13,412
9,428
0.703
* Total Citation Counts Rankings
Ranking Based On Selection: 23
Free radicals
drug toxicology
epilepsy
antioxidants
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
13,114
9,979
0.761
* Total Citation Counts Rankings
Ranking Based On Selection: 24
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
12,765
7,995
0.626
* Total Citation Counts Rankings
Ranking Based On Selection: 25
Tuberculosis
drug resistance in bacteria
education
Women issues
Cancer
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
12,227
3,343
0.273
Mohammad Fareed
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
57,970
52,927
0.913
Environmental Toxicology
Occupational Epidemiology
Clinical Epidemiology
Diabetes
Global Health
Yousef Mohammad
King Saud University
Riyadh, Saudi Arabia
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
56,375
50,088
0.888
Hameed Ullah Khan
King Saud University
Riyadh, Saudi Arabia
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
56,265
33,922
0.603
Heribert Hirt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
51,614
17,309
0.335
Hesham M Al Mekhlafi
Jazan University
Chiba, Saudi Arabia
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
51,519
42,853
0.832
Neglected Tropical Diseases
Infectious Diseases
Malaria
Schistosomiasis
Nutrition
Mohammad A Kamal
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
34,616
23,441
0.677
Fahad M Alanezi
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
27,017
26,923
0.997
Turki M Alanzi
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
26,746
26,513
0.991
mobile health (mhealth)
m-Health
Digital Health
Social Networking
Health Informatics
Esam Ibraheem Azhar
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
22,073
17,476
0.792
Mahmoud Ahmed
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
21,966
11,538
0.525
Ahmad Aljada
Alfaisal University
Riyadh, Saudi Arabia
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
21,669
3,085
0.142
Depeursinge
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
21,095
5,974
0.283
Hazzaa M Al-Hazzaa
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
20,909
13,264
0.634
physical activity
exercise physiology
cardiometabolic health
obesity
lifestyle habits
Geert Jan Witkamp
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
20,819
9,789
0.470
(Bio-)Process Technology
Water Desalination
Eutectic Freeze Crystallization
Natural Deep Eutectic Solvents
Kuo Wei Huang
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
20,609
11,763
0.571
Hydrogen Storage
Catalysis
Organometallics
DFT
Mechanistic studies
Abdul Hamid Emwas
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
19,795
16,352
0.826
Majid Almadi
King Saud University
Riyadh, Saudi Arabia
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
19,508
15,503
0.795
Zhang Huabin
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
19,020
14,375
0.756
Magdisadek Mostafa Mahmoud
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
15,525
3,724
0.240
Time-Delay Systems
Interconnected Systems
Robust Control
Networked Control Systems
Cloud Control Systems
Shamsad Ahmad
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
14,780
7,984
0.540
Ali H Hajeer
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
14,222
3,566
0.251
Transplant Immunology
genetics of complex diseases
diagnostics immunology
autoimmunity
Ahmed A Ibrahim
King Saud University
Riyadh, Saudi Arabia
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
13,412
9,428
0.703
Muhammad Raza
Qassim University
Buraidah, Saudi Arabia
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
13,114
9,979
0.761
Atif Ali
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
12,765
7,995
0.626
Asho Ali
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
12,227
3,343
0.273
Tuberculosis
drug resistance in bacteria
education
Women issues
Cancer