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
![Dominic Calabrese](/user/assets/images/profile/no-profile-photo.png)
Atomic Physics-AMO Physics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
15
0
0.000
* Total i10 IndexRankings
Ranking Based On Selection: 2
![Steve Schwortz](https://cdn.adscientificindex.com/pictures/a2/4845390.jpg)
archaeology
paleoanthropology
human evolution
stone tools
science
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
8
3
0.375
* Total i10 IndexRankings
Ranking Based On Selection: 3
![Trevor Roberti](https://cdn.adscientificindex.com/pictures/8e/1648063.jpg)
Chemistry
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
7
1
0.143
* Total i10 IndexRankings
Ranking Based On Selection: 4
![Fernando Esteban Cajiao Brito](https://cdn.adscientificindex.com/pictures/7e/4327085.jpg)
Derecho
leyes
comunicación
comportamiento del consumidor
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
0
0.000
* Total i10 IndexRankings
Ranking Based On Selection: 5
![Benjamin M Samudio](https://cdn.adscientificindex.com/pictures/bd/4327039.jpg)
Student-sourced medical innovation
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1
0
0.000
* Total i10 IndexRankings
Ranking Based On Selection: 6
![Allison Dean Jones](https://cdn.adscientificindex.com/pictures/7f/5011090.jpg)
Open Educational Resources
structural geology
geoscience education
educational technology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
0
0
0
Dominic Calabrese
Sierra College
Rocklin, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
15
0
0.000
Steve Schwortz
Sierra College
Rocklin, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
8
3
0.375
archaeology
paleoanthropology
human evolution
stone tools
science
Trevor Roberti
Sierra College
Rocklin, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
7
1
0.143
Fernando Esteban Cajiao Brito
Sierra College
Rocklin, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
0
0.000
Derecho
leyes
comunicación
comportamiento del consumidor
Benjamin M Samudio
Sierra College
Rocklin, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1
0
0.000
Student-sourced medical innovation
Allison Dean Jones
Sierra College
Rocklin, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
0
0
0
Open Educational Resources
structural geology
geoscience education
educational technology