Total 2,403,032 scientists, country 221, and institutions 24,466 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
![Payam Roshanfekr](https://cdn.adscientificindex.com/pictures/54/4577890.jpg)
Health equity
social policy
social problem
Community participation and engagement
CWDs (children with disability)
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
15
14
0.933
* Total i10 IndexRankings
Ranking Based On Selection: 2
![Maryam Sharifian Sani](https://cdn.adscientificindex.com/pictures/0f/4449959.jpg)
social policy
social welfare
disability studies
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
12
7
0.583
* Total i10 IndexRankings
Ranking Based On Selection: 3
![Rahim Taghizadeh](https://cdn.adscientificindex.com/pictures/c2/5501638.jpg)
Labor Economics
applied Econometrics
Business Economy
Social Policy
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
7
6
0.857
* Total i10 IndexRankings
Ranking Based On Selection: 4
![Ali Shahdadi](https://cdn.adscientificindex.com/pictures/b1/4953994.jpg)
Human Geography-Spatial Planning-Ecotourism-Social Subject Planning-Social policy making Research-Urban planning
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
4
3
0.750
Payam Roshanfekr
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
15
14
0.933
Health equity
social policy
social problem
Community participation and engagement
CWDs (children with disability)
Maryam Sharifian Sani
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
12
7
0.583
social policy
social welfare
disability studies
Rahim Taghizadeh
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
7
6
0.857
Labor Economics
applied Econometrics
Business Economy
Social Policy
Ali Shahdadi
University of Jiroft
Jiroft, Iran
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
4
3
0.750
Human Geography-Spatial Planning-Ecotourism-Social Subject Planning-Social policy making Research-Urban planning