Total 2,392,995 scientists, country 221, and institutions 24,455 are evaluated in the Productivity Rankings, an exclusive service provided by AD Scientific Index. This ranking measures and highlights the scientific productivity of researchers based on the i10 index (number of publications with at least 10 citations). This system identifies highly productive scientists across disciplines, institutions, and regions, contributing to the development of evidence-based academic policies and effective incentive mechanisms. The rankings include global, regional, and institutional analyses, along with specialized rankings such as Scientists' Last 6 Years' i10 Index and Universities' i10 Index Rankings 2025. With Premium Membership, you can:
- Gain full access to detailed comparisons and advanced analytics,
- Objectively evaluate your academic productivity,
- Make strategic, data-driven decisions to enhance performance.
* Total i10 IndexRankings
Ranking Based On Selection: 1
Surgery
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1,312
905
0.690
* Total i10 IndexRankings
Ranking Based On Selection: 2
Colorectal cancer
Anal Cancer
Inflammatory bowel disease
Diverticular disease
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
387
302
0.780
* Total i10 IndexRankings
Ranking Based On Selection: 3
Surgery
Laparoscopic surgery
oesophago-gastric cancer
volatile organic compounds
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
333
256
0.769
* Total i10 IndexRankings
Ranking Based On Selection: 4
surgery
obesity
artificial intelligence
philosophy
diabetes
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
285
212
0.744
* Total i10 IndexRankings
Ranking Based On Selection: 5
Surgery
Cancer
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
214
192
0.897
* Total i10 IndexRankings
Ranking Based On Selection: 6
surgery
robotics
digital health
AI & ML in healthcare
obesity
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
154
108
0.701
* Total i10 IndexRankings
Ranking Based On Selection: 7
Endoscopy
Surgical Imaging
Polarization-resolved Endoscopy
Multispectral Endoscopy
Image-Guided Intervention
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
135
95
0.704
* Total i10 IndexRankings
Ranking Based On Selection: 8
Surgical innovation
Cognitive load assessment
Neural Engineering Brain computer Interfaces
Machine learning Artificial intell
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
125
40
0.320
* Total i10 IndexRankings
Ranking Based On Selection: 9
Colorectal Cancer
Pelvic exenterative surgery
Robotic Surgery
Pelvic floor disorders
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
114
107
0.939
* Total i10 IndexRankings
Ranking Based On Selection: 10
Colorectal Cancer
Colorectal Surgery
Medical leadership and management
hernia and abdominal wall reconstruction
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
90
66
0.733
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* Total i10 IndexRankings
Ranking Based On Selection: 11
bariatric surgery
microbial function
colon cancer
diet
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
77
70
0.909
* Total i10 IndexRankings
Ranking Based On Selection: 12
Trauma
Acute Care Surgery
Damage Control Resuscitation
General Surgery
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
67
60
0.896
* Total i10 IndexRankings
Ranking Based On Selection: 13
HPB Surgery
Liver and Pancreatic Cancer
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
64
45
0.703
* Total i10 IndexRankings
Ranking Based On Selection: 14
Surgical epidemiology
Colorectal Surgery
Surgical Quality
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
51
48
0.941
* Total i10 IndexRankings
Ranking Based On Selection: 15
Colorectal Cancer Diagnostics & Imaging
Colorectal Surgery
Trauma & Emergency Surgery
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
39
37
0.949
* Total i10 IndexRankings
Ranking Based On Selection: 16
Colorectal surgery
Neurogastroenterology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
36
36
1.000
* Total i10 IndexRankings
Ranking Based On Selection: 17
Surgery
Patient Safety
Simulation
Technology
mHealth
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
36
31
0.861
* Total i10 IndexRankings
Ranking Based On Selection: 18
Surgery
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
35
32
0.914
* Total i10 IndexRankings
Ranking Based On Selection: 19
Surgery
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
30
27
0.900
* Total i10 IndexRankings
Ranking Based On Selection: 20
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
28
27
0.964
* Total i10 IndexRankings
Ranking Based On Selection: 21
Surgery
General Surgery
Surgical Technology
Medicine
Cancer
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
27
23
0.852
* Total i10 IndexRankings
Ranking Based On Selection: 22
Surgery
Anaesthesia
Cancer
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
24
24
1.000
* Total i10 IndexRankings
Ranking Based On Selection: 23
Colorectal Surgery
Colorectal cancer
Biomarkers
Novel therapeutics.
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
23
19
0.826
* Total i10 IndexRankings
Ranking Based On Selection: 24
implementation science
qualitative health research
translational science
translational research
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
22
17
0.773
* Total i10 IndexRankings
Ranking Based On Selection: 25
Surgery
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
21
16
0.762
Ara Darzi
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1,312
905
0.690
Paris Tekkis
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
387
302
0.780
Colorectal cancer
Anal Cancer
Inflammatory bowel disease
Diverticular disease
George B Hanna
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
333
256
0.769
Surgery
Laparoscopic surgery
oesophago-gastric cancer
volatile organic compounds
Hutan Ashrafian
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
285
212
0.744
surgery
obesity
artificial intelligence
philosophy
diabetes
Sheraz Markar
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
214
192
0.897
Sanjay Purkayastha
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
154
108
0.701
surgery
robotics
digital health
AI & ML in healthcare
obesity
Dan S Elson
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
135
95
0.704
Endoscopy
Surgical Imaging
Polarization-resolved Endoscopy
Multispectral Endoscopy
Image-Guided Intervention
Harsimrat Singh
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
125
40
0.320
Surgical innovation
Cognitive load assessment
Neural Engineering Brain computer Interfaces
Machine learning Artificial intell
Christos Kontovounisios
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
114
107
0.939
Colorectal Cancer
Pelvic exenterative surgery
Robotic Surgery
Pelvic floor disorders
Oliver Warren
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
90
66
0.733
Colorectal Cancer
Colorectal Surgery
Medical leadership and management
hernia and abdominal wall reconstruction
Enroll all your faculty members with discounted institutional membership to showcase your institution's academic strength to the world in the best way possible – join now and achieve results fast!
Jia Li
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
77
70
0.909
bariatric surgery
microbial function
colon cancer
diet
Mansoor Khan
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
67
60
0.896
Trauma
Acute Care Surgery
Damage Control Resuscitation
General Surgery
Madhava Pai
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
64
45
0.703
HPB Surgery
Liver and Pancreatic Cancer
Elaine Burns
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
51
48
0.941
Surgical epidemiology
Colorectal Surgery
Surgical Quality
Nigel D Souza
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
39
37
0.949
Colorectal Cancer Diagnostics & Imaging
Colorectal Surgery
Trauma & Emergency Surgery
Emma V Carrington
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
36
36
1.000
Colorectal surgery
Neurogastroenterology
Max Johnston
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
36
31
0.861
Surgery
Patient Safety
Simulation
Technology
mHealth
Ankur Khajuria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
35
32
0.914
Mátyás Fehérvári
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
30
27
0.900
Christoph Kittl
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
28
27
0.964
Shobhit Arya
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
27
23
0.852
Surgery
General Surgery
Surgical Technology
Medicine
Cancer
Azeem Alam
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
24
24
1.000
Surgery
Anaesthesia
Cancer
Shengyang Qiu
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
23
19
0.826
Colorectal Surgery
Colorectal cancer
Biomarkers
Novel therapeutics.
Patrick Kierkegaard
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
22
17
0.773
implementation science
qualitative health research
translational science
translational research
Alex Almoudaris
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
21
16
0.762