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. Click for "last 6 years' i10 index". Also see: Universities Rankings 2024 (Sort by : Total i10 Index) and Universities Rankings 2024 (Sort by : Last 6 Years i10 Index)
![John Cryan](https://cdn.adscientificindex.com/pictures/0c/1830244.jpg)
Neuropharmacology
stress
neurogastroenterology
microbiome
psychopharmacology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
637
576
0.904
![Micheal O Riordain](/user/assets/images/profile/no-profile-photo.png)
Surgery
gastroenterology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
45
27
0.600
![Aonghus Lavelle](https://cdn.adscientificindex.com/pictures/0c/1752742.jpg)
Microbiome
gastroenterology
bioinformatics
statistics
inflammatory bowel disease
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
19
19
1.000
John Cryan
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
637
576
0.904
Neuropharmacology
stress
neurogastroenterology
microbiome
psychopharmacology
Micheal O Riordain
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
45
27
0.600
Surgery
gastroenterology
Aonghus Lavelle
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
19
19
1.000
Microbiome
gastroenterology
bioinformatics
statistics
inflammatory bowel disease