Productivity Rankings is a unique service offered only by “AD Scientific Index”. This is a ranking system derived from the i10 index in order to show the productivity of the scientist in publishing scientific articles of value. Productivity Rankings is an instrument that lists productive scientists in a given area, discipline, university, and country and can guide the development of meaningful incentives and academic policies. The world rankings, regional rankings, and university rankings of scientists in this table are developed based on the total i10 index. Additionally, click to view the special rankings based on Productivity Rankings: Scientists Last 6 years' i10 Index", Universities Total i10 Index Rankings 2025, Universities Last 6 Years i10 Index Rankings 2025 "Art and Humanities i10 Productivity Rankings" and "Social Sciences and Humanities i10 Productivity Rankings".
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :1
Endocrine Surgery and ONcology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
454
315
0.694
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :2
Liver surgery
Pancreatic surgery
Pancreatitis
Pancreatic cancer
Liver Transplantation
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
201
180
0.896
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :3
Global Surgery
Surgical Trials
Global Health
Surgical Oncology
Colorectal Surgery
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
132
131
0.992
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :4
Surgery
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
61
52
0.852
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :5
Surgery
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
49
47
0.959
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :6
colorectal cancer
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
44
39
0.886
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :7
Endocrine Surgery
Residency Education
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
29
22
0.759
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :8
HPB surgery
liver transplant
hepatocyte transplantation
liver
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
27
20
0.741
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :9
Transplant surgery
Xenotransplantation
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
20
18
0.900
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :10
Surgery
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
5
5
1.000
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :11
General Surgery
Outcomes Research
Disparities
Cardiac Surgery Research
Thoracic Surgery Research
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1
1
1.000
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :12
Surgery
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
0
0
0
Herbert Chen
University of Alabama Birmingham
Birmingham, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
454
315
0.694
Endocrine Surgery and ONcology
Keith J Roberts
University of Birmingham
Birmingham, United Kingdom
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
201
180
0.896
Liver surgery
Pancreatic surgery
Pancreatitis
Pancreatic cancer
Liver Transplantation
James C Glasbey
University of Birmingham
Birmingham, United Kingdom
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
132
131
0.992
Global Surgery
Surgical Trials
Global Health
Surgical Oncology
Colorectal Surgery
Simon P Bach
University of Birmingham
Birmingham, United Kingdom
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
61
52
0.852
Daniel Chu
University of Alabama Birmingham
Birmingham, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
49
47
0.959
Karin Hardiman
University of Alabama Birmingham
Birmingham, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
44
39
0.886
John R Porterfield
University of Alabama Birmingham
Birmingham, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
29
22
0.759
Endocrine Surgery
Residency Education
David Bartlett
University of Birmingham
Birmingham, United Kingdom
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
27
20
0.741
HPB surgery
liver transplant
hepatocyte transplantation
liver
Joseph Matthew Ladowski
University of Alabama Birmingham
Birmingham, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
20
18
0.900
Transplant surgery
Xenotransplantation
C Haddon Mullins
University of Alabama Birmingham
Birmingham, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
5
5
1.000
Shubho Chowdhuri
University of Alabama Birmingham
Birmingham, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1
1
1.000
General Surgery
Outcomes Research
Disparities
Cardiac Surgery Research
Thoracic Surgery Research
Swatika Butey
University of Alabama Birmingham
Birmingham, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
0
0
0