Citation Rankings (Highly Cited Researchers) 2024 and list of influential and most cited researchers in Agriculture and Forestry, Art, Design and Architecture, Business and Management, Economics and Econometrics, Education, Engineering and Technology, History, Philosophy, Theology, Law, Medicine and Health Sciences, Natural Sciences and Social Sciences and their 256 sub-branches is a unique service offered only by “AD Scientific Index”. You can see the most cited and influential researchers in the country and region. See also for more specific citation analyses: "last 6 years citation index" Universities Rankings 2024 (Sort by: Total Citations) and Universities Rankings 2024 (Sort by : Last 6 Years Citations)
* Total Citation Counts Rankings
World Rank
9,378
Country Rank
47
Institution Rank : 1
![](https://cdn.adscientificindex.com/logos/11499.png)
![Greece](/flags/gr.png)
![Sofia Androudi](https://cdn.adscientificindex.com/pictures/38/1846607.jpg)
Ophthalmology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
50,906
45,928
0.902
* Total Citation Counts Rankings
World Rank
24,686
Country Rank
106
Institution Rank : 2
![](https://cdn.adscientificindex.com/logos/11499.png)
![Greece](/flags/gr.png)
![Artemis Hatzigeorgiou](/user/assets/images/profile/no-profile-photo.png)
Bioinformatics
computational biology
machine learning
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
27,599
10,312
0.374
* Total Citation Counts Rankings
World Rank
28,571
Country Rank
122
Institution Rank : 3
![](https://cdn.adscientificindex.com/logos/11499.png)
![Greece](/flags/gr.png)
![George Dalekos](https://cdn.adscientificindex.com/pictures/17/1841954.jpg)
Internal Medicine
Liver Diseases
Clinical Immunology
Viral and Autoimmune Liver Diseases
Zoonotic Infectious Diseases
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
25,016
13,720
0.548
* Total Citation Counts Rankings
World Rank
34,395
Country Rank
151
Institution Rank : 4
![](https://cdn.adscientificindex.com/logos/11499.png)
![Greece](/flags/gr.png)
![Georgios M. Hadjigeorgiou](https://cdn.adscientificindex.com/pictures/6b/1842288.jpg)
Neurology
Neurogenetics
Restless Legs Syndrome
Parkinson's disease
Multiple Sclerosis
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
21,984
12,354
0.562
* Total Citation Counts Rankings
World Rank
36,230
Country Rank
160
Institution Rank : 5
![](https://cdn.adscientificindex.com/logos/11499.png)
![Greece](/flags/gr.png)
![Yiannis Koutedakis](https://cdn.adscientificindex.com/pictures/b5/1847950.jpg)
Exercise Science
Sport Sciences
Exercise
Health
Fitness
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
21,211
8,537
0.402
* Total Citation Counts Rankings
World Rank
37,688
Country Rank
168
Institution Rank : 6
![](https://cdn.adscientificindex.com/logos/11499.png)
![Greece](/flags/gr.png)
![Panagiotis E Tsiakaras](https://cdn.adscientificindex.com/pictures/e4/4305334.jpg)
Catalysis
Electrocatalysis
Electrochemical Devices for Energy Conversion and Storage
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
20,626
11,136
0.540
* Total Citation Counts Rankings
World Rank
37,941
Country Rank
169
Institution Rank : 7
![](https://cdn.adscientificindex.com/logos/11499.png)
![Greece](/flags/gr.png)
![Dardiotis Efthimios](https://cdn.adscientificindex.com/pictures/a4/1840357.jpg)
Neurology
Neurogenetics
Neuroimmunology
Multiple Sclerosis
Alzheimer's disease
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
20,534
16,876
0.822
* Total Citation Counts Rankings
World Rank
45,813
Country Rank
209
Institution Rank : 8
![](https://cdn.adscientificindex.com/logos/11499.png)
![Greece](/flags/gr.png)
![Thanasis Jamurtas](https://cdn.adscientificindex.com/pictures/fe/1847183.jpg)
Biochemistry of Exercise
Nutrient Metabolism
Redox Status and Exercise
Eccentric Exercise and muscle damage
Opioids and Alco
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
17,897
7,499
0.419
* Total Citation Counts Rankings
World Rank
51,014
Country Rank
239
Institution Rank : 9
![](https://cdn.adscientificindex.com/logos/11499.png)
![Greece](/flags/gr.png)
![K Gourgoulianis](https://cdn.adscientificindex.com/pictures/a2/1843586.jpg)
University of Thessaly
Respiratory Medicine
COPD
Pleura
sleep apnea
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
16,518
6,857
0.415
* Total Citation Counts Rankings
World Rank
52,082
Country Rank
248
Institution Rank : 10
![](https://cdn.adscientificindex.com/logos/11499.png)
![Greece](/flags/gr.png)
![Dimitrios Bogdanos](https://cdn.adscientificindex.com/pictures/06/1840508.jpg)
Autoimmunity
Autoimmune Liver Diseases
Autoimmune Rheumatic Diseases
IBD
MS
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
16,269
8,229
0.506
* Total Citation Counts Rankings
World Rank
53,665
Country Rank
258
Institution Rank : 12
![](https://cdn.adscientificindex.com/logos/11499.png)
![Greece](/flags/gr.png)
![Dimitrios Kouretas](https://cdn.adscientificindex.com/pictures/98/1840563.jpg)
antioxidants in food
redox biology
oxidative stress markers
food toxicology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
15,911
9,387
0.590
* Total Citation Counts Rankings
World Rank
53,620
Country Rank
256
Institution Rank : 11
![](https://cdn.adscientificindex.com/logos/11499.png)
![Greece](/flags/gr.png)
![Christos Athanassiou](https://cdn.adscientificindex.com/pictures/51/1839990.jpg)
Entomology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
15,922
9,208
0.578
* Total Citation Counts Rankings
World Rank
61,489
Country Rank
293
Institution Rank : 13
![](https://cdn.adscientificindex.com/logos/11499.png)
![Greece](/flags/gr.png)
![George Ntaios](https://cdn.adscientificindex.com/pictures/e7/1842089.jpg)
Internal Medicine
Cardiovascular Medicine
Stroke Medicine
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
14,350
10,589
0.738
* Total Citation Counts Rankings
World Rank
61,874
Country Rank
296
Institution Rank : 14
![](https://cdn.adscientificindex.com/logos/11499.png)
![Greece](/flags/gr.png)
![Elias Zintzaras](https://cdn.adscientificindex.com/pictures/4f/1841226.jpg)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
14,283
4,142
0.290
* Total Citation Counts Rankings
World Rank
63,977
Country Rank
312
Institution Rank : 15
![](https://cdn.adscientificindex.com/logos/11499.png)
![Greece](/flags/gr.png)
![Ioannis Fatouros](https://cdn.adscientificindex.com/pictures/be/1842952.jpg)
Exercise biochemistry
exercise immunology
pediatric exercise science
sports nutrition
strength and conditioning
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
13,924
6,585
0.473
* Total Citation Counts Rankings
World Rank
67,980
Country Rank
335
Institution Rank : 16
![](https://cdn.adscientificindex.com/logos/11499.png)
![Greece](/flags/gr.png)
![George S Metsios](https://cdn.adscientificindex.com/pictures/8a/1592667.jpg)
Clinical Exercise Physiology
Exercise Physiology
Inflammation
Non Communicable Disease
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
13,293
6,960
0.524
* Total Citation Counts Rankings
World Rank
68,783
Country Rank
339
Institution Rank : 17
![](https://cdn.adscientificindex.com/logos/11499.png)
![Greece](/flags/gr.png)
![Andreas D Flouris](https://cdn.adscientificindex.com/pictures/fd/1838839.jpg)
Environmental Physiology
Occupational Physiology
Thermoregulation
Heat stress
Clothing
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
13,169
7,737
0.588
* Total Citation Counts Rankings
World Rank
74,304
Country Rank
370
Institution Rank : 18
![](https://cdn.adscientificindex.com/logos/11499.png)
![Greece](/flags/gr.png)
![George E Halkos](https://cdn.adscientificindex.com/pictures/8b/1846250.jpg)
Economics of Natural Resources
Environmental Economics
Energy Economics
Applied Economics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
12,384
7,880
0.636
* Total Citation Counts Rankings
World Rank
75,243
Country Rank
376
Institution Rank : 19
![](https://cdn.adscientificindex.com/logos/11499.png)
![Greece](/flags/gr.png)
![Elpiniki Papageorgiou](https://cdn.adscientificindex.com/pictures/14/1841255.jpg)
Intelligent Systems
Fuzzy Cognitive Maps
Decision Support Systems
Data Mining
Software Engineering and Knowledge-based syste
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
12,254
6,752
0.551
* Total Citation Counts Rankings
World Rank
78,164
Country Rank
393
Institution Rank : 20
![](https://cdn.adscientificindex.com/logos/11499.png)
![Greece](/flags/gr.png)
![Athanasios Giannoukas](https://cdn.adscientificindex.com/pictures/ea/1839376.jpg)
Vascular Surgery
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
11,877
5,875
0.495
* Total Citation Counts Rankings
World Rank
78,190
Country Rank
394
Institution Rank : 21
![](https://cdn.adscientificindex.com/logos/11499.png)
![Greece](/flags/gr.png)
![Yannis Theodorakis](https://cdn.adscientificindex.com/pictures/e7/1847931.jpg)
sport
exercise
health
psychology
physical education
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
11,874
4,803
0.404
* Total Citation Counts Rankings
World Rank
84,747
Country Rank
446
Institution Rank : 22
![](https://cdn.adscientificindex.com/logos/11499.png)
![Greece](/flags/gr.png)
![Dimitris P Makris Dic](https://cdn.adscientificindex.com/pictures/c5/1840719.jpg)
antioxidants
biomass valorization
food waste valorization
green processes
polyphenols
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
11,107
5,270
0.474
* Total Citation Counts Rankings
World Rank
84,978
Country Rank
447
Institution Rank : 23
![](https://cdn.adscientificindex.com/logos/11499.png)
![Greece](/flags/gr.png)
![Christos Hadjichristodoulou](https://cdn.adscientificindex.com/pictures/05/1840024.jpg)
Epidemiology
Public Health
Preventive Medicine
Infectious diseases
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
11,084
6,240
0.563
* Total Citation Counts Rankings
World Rank
88,817
Country Rank
478
Institution Rank : 24
![](https://cdn.adscientificindex.com/logos/11499.png)
![Greece](/flags/gr.png)
![Costas Papadimitriou](https://cdn.adscientificindex.com/pictures/9b/1840249.jpg)
Uncertainty quantification
Bayesian inference
structural dynamics
structural health monitoring
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
10,679
5,606
0.525
* Total Citation Counts Rankings
World Rank
88,904
Country Rank
481
Institution Rank : 25
![](https://cdn.adscientificindex.com/logos/11499.png)
![Greece](/flags/gr.png)
![Elias Avramidis](https://cdn.adscientificindex.com/pictures/3a/1841200.jpg)
Research Methods in Education
Inclusive education
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
10,669
4,954
0.464
* Total Citation Counts Rankings
World Ranking
9,378
Country Ranking
47
Institution Ranking
1
Sofia Androudi
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
50,906
45,928
0.902
* Total Citation Counts Rankings
World Ranking
24,686
Country Ranking
106
Institution Ranking
2
Artemis Hatzigeorgiou
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
27,599
10,312
0.374
![](https://cdn.adscientificindex.com/logos/11499.png)
Bioinformatics
computational biology
machine learning
* Total Citation Counts Rankings
World Ranking
28,571
Country Ranking
122
Institution Ranking
3
George Dalekos
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
25,016
13,720
0.548
![](https://cdn.adscientificindex.com/logos/11499.png)
Internal Medicine
Liver Diseases
Clinical Immunology
Viral and Autoimmune Liver Diseases
Zoonotic Infectious Diseases
* Total Citation Counts Rankings
World Ranking
34,395
Country Ranking
151
Institution Ranking
4
Georgios M. Hadjigeorgiou
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
21,984
12,354
0.562
![](https://cdn.adscientificindex.com/logos/11499.png)
Neurology
Neurogenetics
Restless Legs Syndrome
Parkinson's disease
Multiple Sclerosis
* Total Citation Counts Rankings
World Ranking
36,230
Country Ranking
160
Institution Ranking
5
Yiannis Koutedakis
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
21,211
8,537
0.402
![](https://cdn.adscientificindex.com/logos/11499.png)
Exercise Science
Sport Sciences
Exercise
Health
Fitness
* Total Citation Counts Rankings
World Ranking
37,688
Country Ranking
168
Institution Ranking
6
Panagiotis E Tsiakaras
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
20,626
11,136
0.540
![](https://cdn.adscientificindex.com/logos/11499.png)
Catalysis
Electrocatalysis
Electrochemical Devices for Energy Conversion and Storage
* Total Citation Counts Rankings
World Ranking
37,941
Country Ranking
169
Institution Ranking
7
Dardiotis Efthimios
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
20,534
16,876
0.822
![](https://cdn.adscientificindex.com/logos/11499.png)
Neurology
Neurogenetics
Neuroimmunology
Multiple Sclerosis
Alzheimer's disease
* Total Citation Counts Rankings
World Ranking
45,813
Country Ranking
209
Institution Ranking
8
Thanasis Jamurtas
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
17,897
7,499
0.419
![](https://cdn.adscientificindex.com/logos/11499.png)
Biochemistry of Exercise
Nutrient Metabolism
Redox Status and Exercise
Eccentric Exercise and muscle damage
Opioids and Alco
* Total Citation Counts Rankings
World Ranking
51,014
Country Ranking
239
Institution Ranking
9
K Gourgoulianis
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
16,518
6,857
0.415
![](https://cdn.adscientificindex.com/logos/11499.png)
University of Thessaly
Respiratory Medicine
COPD
Pleura
sleep apnea
* Total Citation Counts Rankings
World Ranking
52,082
Country Ranking
248
Institution Ranking
10
Dimitrios Bogdanos
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
16,269
8,229
0.506
![](https://cdn.adscientificindex.com/logos/11499.png)
Autoimmunity
Autoimmune Liver Diseases
Autoimmune Rheumatic Diseases
IBD
MS
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* Total Citation Counts Rankings
World Ranking
53,665
Country Ranking
258
Institution Ranking
12
Dimitrios Kouretas
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
15,911
9,387
0.590
![](https://cdn.adscientificindex.com/logos/11499.png)
antioxidants in food
redox biology
oxidative stress markers
food toxicology
* Total Citation Counts Rankings
World Ranking
53,620
Country Ranking
256
Institution Ranking
11
Christos Athanassiou
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
15,922
9,208
0.578
* Total Citation Counts Rankings
World Ranking
61,489
Country Ranking
293
Institution Ranking
13
George Ntaios
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
14,350
10,589
0.738
![](https://cdn.adscientificindex.com/logos/11499.png)
Internal Medicine
Cardiovascular Medicine
Stroke Medicine
* Total Citation Counts Rankings
World Ranking
61,874
Country Ranking
296
Institution Ranking
14
Elias Zintzaras
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
14,283
4,142
0.290
* Total Citation Counts Rankings
World Ranking
63,977
Country Ranking
312
Institution Ranking
15
Ioannis Fatouros
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
13,924
6,585
0.473
![](https://cdn.adscientificindex.com/logos/11499.png)
Exercise biochemistry
exercise immunology
pediatric exercise science
sports nutrition
strength and conditioning
* Total Citation Counts Rankings
World Ranking
67,980
Country Ranking
335
Institution Ranking
16
George S Metsios
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
13,293
6,960
0.524
![](https://cdn.adscientificindex.com/logos/11499.png)
Clinical Exercise Physiology
Exercise Physiology
Inflammation
Non Communicable Disease
* Total Citation Counts Rankings
World Ranking
68,783
Country Ranking
339
Institution Ranking
17
Andreas D Flouris
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
13,169
7,737
0.588
![](https://cdn.adscientificindex.com/logos/11499.png)
Environmental Physiology
Occupational Physiology
Thermoregulation
Heat stress
Clothing
* Total Citation Counts Rankings
World Ranking
74,304
Country Ranking
370
Institution Ranking
18
George E Halkos
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
12,384
7,880
0.636
![](https://cdn.adscientificindex.com/logos/11499.png)
Economics of Natural Resources
Environmental Economics
Energy Economics
Applied Economics
* Total Citation Counts Rankings
World Ranking
75,243
Country Ranking
376
Institution Ranking
19
Elpiniki Papageorgiou
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
12,254
6,752
0.551
![](https://cdn.adscientificindex.com/logos/11499.png)
Intelligent Systems
Fuzzy Cognitive Maps
Decision Support Systems
Data Mining
Software Engineering and Knowledge-based syste
* Total Citation Counts Rankings
World Ranking
78,164
Country Ranking
393
Institution Ranking
20
Athanasios Giannoukas
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
11,877
5,875
0.495
* Total Citation Counts Rankings
World Ranking
78,190
Country Ranking
394
Institution Ranking
21
Yannis Theodorakis
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
11,874
4,803
0.404
![](https://cdn.adscientificindex.com/logos/11499.png)
sport
exercise
health
psychology
physical education
* Total Citation Counts Rankings
World Ranking
84,747
Country Ranking
446
Institution Ranking
22
Dimitris P Makris Dic
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
11,107
5,270
0.474
![](https://cdn.adscientificindex.com/logos/11499.png)
antioxidants
biomass valorization
food waste valorization
green processes
polyphenols
* Total Citation Counts Rankings
World Ranking
84,978
Country Ranking
447
Institution Ranking
23
Christos Hadjichristodoulou
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
11,084
6,240
0.563
![](https://cdn.adscientificindex.com/logos/11499.png)
Epidemiology
Public Health
Preventive Medicine
Infectious diseases
* Total Citation Counts Rankings
World Ranking
88,817
Country Ranking
478
Institution Ranking
24
Costas Papadimitriou
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
10,679
5,606
0.525
![](https://cdn.adscientificindex.com/logos/11499.png)
Uncertainty quantification
Bayesian inference
structural dynamics
structural health monitoring
* Total Citation Counts Rankings
World Ranking
88,904
Country Ranking
481
Institution Ranking
25
Elias Avramidis
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
10,669
4,954
0.464
![](https://cdn.adscientificindex.com/logos/11499.png)
Research Methods in Education
Inclusive education