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
288,548
Country Rank
51
Institution Rank : 50
![](https://cdn.adscientificindex.com/logos/11165.jpg)
![Malta](/flags/mt.png)
![Nicoletta Riva](https://cdn.adscientificindex.com/pictures/d5/2005761.jpg)
anticoagulation
venous thromboembolism
evidence-based medicine
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,343
2,071
0.620
* Total Citation Counts Rankings
World Rank
294,860
Country Rank
52
Institution Rank : 51
![](https://cdn.adscientificindex.com/logos/11165.jpg)
![Malta](/flags/mt.png)
![Emmanuel Sinagra](https://cdn.adscientificindex.com/pictures/78/2005909.jpg)
Materials
Polymers
Environmental Chemistry
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,259
3,012
0.924
* Total Citation Counts Rankings
World Rank
304,481
Country Rank
53
Institution Rank : 52
![](https://cdn.adscientificindex.com/logos/11165.jpg)
![Malta](/flags/mt.png)
![Aaron Micallef](https://cdn.adscientificindex.com/pictures/e6/2005764.jpg)
Marine geology
Marine geosciences
Marine geomorphology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,138
2,257
0.719
* Total Citation Counts Rankings
World Rank
307,005
Country Rank
55
Institution Rank : 54
![](https://cdn.adscientificindex.com/logos/11165.jpg)
![Malta](/flags/mt.png)
![David C. Magri](https://cdn.adscientificindex.com/pictures/b6/2005739.jpg)
Molecular Logic Gates
Fluorescence
Pourbaix Sensor
Lab-on-a-Molecule
Supramolecular
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,107
1,066
0.343
* Total Citation Counts Rankings
World Rank
304,976
Country Rank
54
Institution Rank : 53
![](https://cdn.adscientificindex.com/logos/11165.jpg)
![Malta](/flags/mt.png)
![Colla J. Macdonald](https://cdn.adscientificindex.com/pictures/20/651275.jpg)
heathcare education
curriculum design
program evaluation
eLeanring
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,132
992
0.317
* Total Citation Counts Rankings
World Rank
307,283
Country Rank
56
Institution Rank : 55
![](https://cdn.adscientificindex.com/logos/11165.jpg)
![Malta](/flags/mt.png)
![Julian Evans](https://cdn.adscientificindex.com/pictures/1a/2005767.jpg)
Functional Ecology
Marine Biology
Bioinvasions
Environmental Monitoring
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,103
2,552
0.822
* Total Citation Counts Rankings
World Rank
307,723
Country Rank
57
Institution Rank : 56
![](https://cdn.adscientificindex.com/logos/11165.jpg)
![Malta](/flags/mt.png)
![Marvin Formosa](https://cdn.adscientificindex.com/pictures/15/2005750.jpg)
Gerontology
Older Adult Learning
Older Adult Education
Critical Gerontology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,098
1,754
0.566
* Total Citation Counts Rankings
World Rank
308,838
Country Rank
58
Institution Rank : 57
![](https://cdn.adscientificindex.com/logos/11165.jpg)
![Malta](/flags/mt.png)
![Alex gatt](https://cdn.adscientificindex.com/pictures/c0/5292962.jpg)
Coagulation
Coagulopathy of Liver Disease
Anticoagulation
Haematology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,085
1,146
0.371
* Total Citation Counts Rankings
World Rank
309,359
Country Rank
59
Institution Rank : 58
![](https://cdn.adscientificindex.com/logos/11165.jpg)
![Malta](/flags/mt.png)
![Ian Fenech Conti](https://cdn.adscientificindex.com/pictures/43/2005755.jpg)
Astrophysics
Weak Lensing
Machine Learning
Computer Science
Optics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,078
2,373
0.771
* Total Citation Counts Rankings
World Rank
312,398
Country Rank
60
Institution Rank : 59
![](https://cdn.adscientificindex.com/logos/11165.jpg)
![Malta](/flags/mt.png)
![Joseph A Borg](https://cdn.adscientificindex.com/pictures/91/2005743.jpg)
Marine biology
Marine ecology
Seagrass ecology
Crustacean txonomy and ecology
Aquaculture-environment interactions
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,042
1,607
0.528
* Total Citation Counts Rankings
World Rank
324,854
Country Rank
61
Institution Rank : 60
![](https://cdn.adscientificindex.com/logos/11165.jpg)
![Malta](/flags/mt.png)
![André Xuereb](https://cdn.adscientificindex.com/pictures/50/2005770.jpg)
Quantum optics
Optomechanics
Laser cooling
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,901
2,027
0.699
* Total Citation Counts Rankings
World Rank
324,972
Country Rank
62
Institution Rank : 61
![](https://cdn.adscientificindex.com/logos/11165.jpg)
![Malta](/flags/mt.png)
![Maria Cristina D'Adamo](https://cdn.adscientificindex.com/pictures/43/2005753.jpg)
Neuroscience
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,900
1,273
0.439
* Total Citation Counts Rankings
World Rank
335,318
Country Rank
63
Institution Rank : 62
![](https://cdn.adscientificindex.com/logos/11165.jpg)
![Malta](/flags/mt.png)
![Liberato Camilleri](https://cdn.adscientificindex.com/pictures/40/2005791.jpg)
Statistical Modeling
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,790
2,028
0.727
* Total Citation Counts Rankings
World Rank
338,894
Country Rank
64
Institution Rank : 63
![](https://cdn.adscientificindex.com/logos/11165.jpg)
![Malta](/flags/mt.png)
![Mark-Anthony Falzon](https://cdn.adscientificindex.com/pictures/2c/2005756.jpg)
Anthropology
hunting
cities
migration
methodology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,754
1,159
0.421
* Total Citation Counts Rankings
World Rank
339,648
Country Rank
65
Institution Rank : 64
![](https://cdn.adscientificindex.com/logos/11165.jpg)
![Malta](/flags/mt.png)
![Lalit Garg](https://cdn.adscientificindex.com/pictures/b2/2005813.jpg)
Health Informatics
Medical Informatics
Stochastic modelling
mathematical analysis
Machine Learning
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,746
2,250
0.819
* Total Citation Counts Rankings
World Rank
345,294
Country Rank
66
Institution Rank : 65
![](https://cdn.adscientificindex.com/logos/11165.jpg)
![Malta](/flags/mt.png)
![Gordon Calleja](https://cdn.adscientificindex.com/pictures/b3/2005760.jpg)
Board Game Design
Player Involvement
Immersion
Game Ontology
Play
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,691
1,369
0.509
* Total Citation Counts Rankings
World Rank
345,634
Country Rank
67
Institution Rank : 66
![](https://cdn.adscientificindex.com/logos/11165.jpg)
![Malta](/flags/mt.png)
![Neville Vassallo](https://cdn.adscientificindex.com/pictures/9f/2005747.jpg)
protein aggregation
neurodegenerative disease
electrophysiology
drug discovery
mitochondria
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,688
1,238
0.461
* Total Citation Counts Rankings
World Rank
346,306
Country Rank
68
Institution Rank : 67
![](https://cdn.adscientificindex.com/logos/11165.jpg)
![Malta](/flags/mt.png)
![Johann A. Briffa](https://cdn.adscientificindex.com/pictures/3b/2005799.jpg)
Information Theory
Coding Theory
Image Processing
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,681
2,376
0.886
* Total Citation Counts Rankings
World Rank
346,634
Country Rank
69
Institution Rank : 68
![](https://cdn.adscientificindex.com/logos/11165.jpg)
![Malta](/flags/mt.png)
![Dorothy Gauci](/user/assets/images/profile/no-profile-photo.png)
social epidemiology
health inequity
non-communicable diseases
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,678
1,865
0.696
* Total Citation Counts Rankings
World Rank
347,226
Country Rank
70
Institution Rank : 69
![](https://cdn.adscientificindex.com/logos/11165.jpg)
![Malta](/flags/mt.png)
![Nikolai J Attard](https://cdn.adscientificindex.com/pictures/cd/2005754.jpg)
Dentistry
Implants
Health Economics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,673
960
0.359
* Total Citation Counts Rankings
World Rank
354,023
Country Rank
71
Institution Rank : 70
![](https://cdn.adscientificindex.com/logos/11165.jpg)
![Malta](/flags/mt.png)
![Isabel Stabile](https://cdn.adscientificindex.com/pictures/da/2005742.jpg)
medical education
dental education
human anatomy teaching
community obstetrics and gynarcology
expert systems
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,608
377
0.145
* Total Citation Counts Rankings
World Rank
359,267
Country Rank
72
Institution Rank : 71
![](https://cdn.adscientificindex.com/logos/11165.jpg)
![Malta](/flags/mt.png)
![Gordon J. Pace](https://cdn.adscientificindex.com/pictures/25/2005748.jpg)
Formal Methods
Runtime Verification
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,560
1,206
0.471
* Total Citation Counts Rankings
World Rank
360,204
Country Rank
73
Institution Rank : 72
![](https://cdn.adscientificindex.com/logos/11165.jpg)
![Malta](/flags/mt.png)
![Konstantinos Makantasis](https://cdn.adscientificindex.com/pictures/62/2005781.jpg)
Computer vision
Machine Learning
Affective Computing
High-order Data Analysis
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,551
2,022
0.793
* Total Citation Counts Rankings
World Rank
360,321
Country Rank
74
Institution Rank : 73
![](https://cdn.adscientificindex.com/logos/11165.jpg)
![Malta](/flags/mt.png)
![Paul Pace](https://cdn.adscientificindex.com/pictures/57/2005801.jpg)
Education for Sustainable Development
Environmental Education
Science Education
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,550
1,949
0.764
* Total Citation Counts Rankings
World Rank
367,045
Country Rank
75
Institution Rank : 74
![](https://cdn.adscientificindex.com/logos/11165.jpg)
![Malta](/flags/mt.png)
![Melvin D'Anastasi](https://cdn.adscientificindex.com/pictures/fc/2005766.jpg)
Oncologic Imaging
Radiology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,490
1,588
0.638
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
288,548
![Malta](/flags/mt.png)
51
![](https://cdn.adscientificindex.com/logos/11165.jpg)
50
Nicoletta Riva
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,343
2,071
0.620
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
294,860
![Malta](/flags/mt.png)
52
![](https://cdn.adscientificindex.com/logos/11165.jpg)
51
Emmanuel Sinagra
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,259
3,012
0.924
![](https://cdn.adscientificindex.com/logos/11165.jpg)
Materials
Polymers
Environmental Chemistry
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
304,481
![Malta](/flags/mt.png)
53
![](https://cdn.adscientificindex.com/logos/11165.jpg)
52
Aaron Micallef
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,138
2,257
0.719
![](https://cdn.adscientificindex.com/logos/11165.jpg)
Marine geology
Marine geosciences
Marine geomorphology
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
307,005
![Malta](/flags/mt.png)
55
![](https://cdn.adscientificindex.com/logos/11165.jpg)
54
David C. Magri
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,107
1,066
0.343
![](https://cdn.adscientificindex.com/logos/11165.jpg)
Molecular Logic Gates
Fluorescence
Pourbaix Sensor
Lab-on-a-Molecule
Supramolecular
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
304,976
![Malta](/flags/mt.png)
54
![](https://cdn.adscientificindex.com/logos/11165.jpg)
53
Colla J. Macdonald
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,132
992
0.317
![](https://cdn.adscientificindex.com/logos/11165.jpg)
heathcare education
curriculum design
program evaluation
eLeanring
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
307,283
![Malta](/flags/mt.png)
56
![](https://cdn.adscientificindex.com/logos/11165.jpg)
55
Julian Evans
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,103
2,552
0.822
![](https://cdn.adscientificindex.com/logos/11165.jpg)
Functional Ecology
Marine Biology
Bioinvasions
Environmental Monitoring
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
307,723
![Malta](/flags/mt.png)
57
![](https://cdn.adscientificindex.com/logos/11165.jpg)
56
Marvin Formosa
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,098
1,754
0.566
![](https://cdn.adscientificindex.com/logos/11165.jpg)
Gerontology
Older Adult Learning
Older Adult Education
Critical Gerontology
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
308,838
![Malta](/flags/mt.png)
58
![](https://cdn.adscientificindex.com/logos/11165.jpg)
57
Alex gatt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,085
1,146
0.371
![](https://cdn.adscientificindex.com/logos/11165.jpg)
Coagulation
Coagulopathy of Liver Disease
Anticoagulation
Haematology
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
309,359
![Malta](/flags/mt.png)
59
![](https://cdn.adscientificindex.com/logos/11165.jpg)
58
Ian Fenech Conti
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,078
2,373
0.771
![](https://cdn.adscientificindex.com/logos/11165.jpg)
Astrophysics
Weak Lensing
Machine Learning
Computer Science
Optics
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
312,398
![Malta](/flags/mt.png)
60
![](https://cdn.adscientificindex.com/logos/11165.jpg)
59
Joseph A Borg
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,042
1,607
0.528
![](https://cdn.adscientificindex.com/logos/11165.jpg)
Marine biology
Marine ecology
Seagrass ecology
Crustacean txonomy and ecology
Aquaculture-environment interactions
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* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
324,854
![Malta](/flags/mt.png)
61
![](https://cdn.adscientificindex.com/logos/11165.jpg)
60
André Xuereb
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,901
2,027
0.699
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
324,972
![Malta](/flags/mt.png)
62
![](https://cdn.adscientificindex.com/logos/11165.jpg)
61
Maria Cristina D'Adamo
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,900
1,273
0.439
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
335,318
![Malta](/flags/mt.png)
63
![](https://cdn.adscientificindex.com/logos/11165.jpg)
62
Liberato Camilleri
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,790
2,028
0.727
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
338,894
![Malta](/flags/mt.png)
64
![](https://cdn.adscientificindex.com/logos/11165.jpg)
63
Mark-Anthony Falzon
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,754
1,159
0.421
![](https://cdn.adscientificindex.com/logos/11165.jpg)
Anthropology
hunting
cities
migration
methodology
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
339,648
![Malta](/flags/mt.png)
65
![](https://cdn.adscientificindex.com/logos/11165.jpg)
64
Lalit Garg
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,746
2,250
0.819
![](https://cdn.adscientificindex.com/logos/11165.jpg)
Health Informatics
Medical Informatics
Stochastic modelling
mathematical analysis
Machine Learning
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
345,294
![Malta](/flags/mt.png)
66
![](https://cdn.adscientificindex.com/logos/11165.jpg)
65
Gordon Calleja
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,691
1,369
0.509
![](https://cdn.adscientificindex.com/logos/11165.jpg)
Board Game Design
Player Involvement
Immersion
Game Ontology
Play
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
345,634
![Malta](/flags/mt.png)
67
![](https://cdn.adscientificindex.com/logos/11165.jpg)
66
Neville Vassallo
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,688
1,238
0.461
![](https://cdn.adscientificindex.com/logos/11165.jpg)
protein aggregation
neurodegenerative disease
electrophysiology
drug discovery
mitochondria
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
346,306
![Malta](/flags/mt.png)
68
![](https://cdn.adscientificindex.com/logos/11165.jpg)
67
Johann A. Briffa
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,681
2,376
0.886
![](https://cdn.adscientificindex.com/logos/11165.jpg)
Information Theory
Coding Theory
Image Processing
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
346,634
![Malta](/flags/mt.png)
69
![](https://cdn.adscientificindex.com/logos/11165.jpg)
68
Dorothy Gauci
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,678
1,865
0.696
![](https://cdn.adscientificindex.com/logos/11165.jpg)
social epidemiology
health inequity
non-communicable diseases
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
347,226
![Malta](/flags/mt.png)
70
![](https://cdn.adscientificindex.com/logos/11165.jpg)
69
Nikolai J Attard
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,673
960
0.359
![](https://cdn.adscientificindex.com/logos/11165.jpg)
Dentistry
Implants
Health Economics
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
354,023
![Malta](/flags/mt.png)
71
![](https://cdn.adscientificindex.com/logos/11165.jpg)
70
Isabel Stabile
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,608
377
0.145
![](https://cdn.adscientificindex.com/logos/11165.jpg)
medical education
dental education
human anatomy teaching
community obstetrics and gynarcology
expert systems
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
359,267
![Malta](/flags/mt.png)
72
![](https://cdn.adscientificindex.com/logos/11165.jpg)
71
Gordon J. Pace
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,560
1,206
0.471
![](https://cdn.adscientificindex.com/logos/11165.jpg)
Formal Methods
Runtime Verification
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
360,204
![Malta](/flags/mt.png)
73
![](https://cdn.adscientificindex.com/logos/11165.jpg)
72
Konstantinos Makantasis
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,551
2,022
0.793
![](https://cdn.adscientificindex.com/logos/11165.jpg)
Computer vision
Machine Learning
Affective Computing
High-order Data Analysis
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
360,321
![Malta](/flags/mt.png)
74
![](https://cdn.adscientificindex.com/logos/11165.jpg)
73
Paul Pace
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,550
1,949
0.764
![](https://cdn.adscientificindex.com/logos/11165.jpg)
Education for Sustainable Development
Environmental Education
Science Education
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
367,045
![Malta](/flags/mt.png)
75
![](https://cdn.adscientificindex.com/logos/11165.jpg)
74
Melvin D'Anastasi
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,490
1,588
0.638