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
![Stuart Orkin](/user/assets/images/profile/no-profile-photo.png)
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
614
385
0.627
* Total i10 IndexRankings
Ranking Based On Selection: 2
![Raul Ribeiro](/user/assets/images/profile/no-profile-photo.png)
pediatric oncology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
414
257
0.621
* Total i10 IndexRankings
Ranking Based On Selection: 3
![William L Carroll](/user/assets/images/profile/no-profile-photo.png)
Pediatric Oncology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
290
204
0.703
* Total i10 IndexRankings
Ranking Based On Selection: 4
![Dean Anthony Lee](https://cdn.adscientificindex.com/pictures/65/4607108.jpg)
Pediatric oncology
immunotherapy
NK cell biology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
161
136
0.845
* Total i10 IndexRankings
Ranking Based On Selection: 5
![Peter F Coccia](https://cdn.adscientificindex.com/pictures/8f/4703581.jpg)
Pediatric Oncology
Stem Cell Transplantation
Adolescent and Young Adult Oncology
Hematologic Malignancies
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
156
35
0.224
* Total i10 IndexRankings
Ranking Based On Selection: 6
![Charles T Quinn](/user/assets/images/profile/no-profile-photo.png)
Pediatric Hematology
sickle cell disease
thalassemia
anemia
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
101
80
0.792
* Total i10 IndexRankings
Ranking Based On Selection: 7
![Sherif Badawy](https://cdn.adscientificindex.com/pictures/44/4962701.jpg)
Hematology
Oncology
Transplant
Outcomes Research
mHealth
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
99
95
0.960
* Total i10 IndexRankings
Ranking Based On Selection: 8
![Jessica Keim Malpass](https://cdn.adscientificindex.com/pictures/a2/1683679.jpg)
young adult oncology
pediatric hematology-oncology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
94
86
0.915
* Total i10 IndexRankings
Ranking Based On Selection: 9
![Clinton H Joiner](/user/assets/images/profile/no-profile-photo.png)
pediatrics
hematology
sickle cell disease
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
82
38
0.463
* Total i10 IndexRankings
Ranking Based On Selection: 10
![Julia Glade Bender](https://cdn.adscientificindex.com/pictures/b3/4441298.jpg)
Pediatric Oncology
Clinical Trials
Precision Oncology
Antiangiogenesis
Sarcoma/ Neuroblastoma
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
79
64
0.810
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* Total i10 IndexRankings
Ranking Based On Selection: 11
![Jack F Shern](https://cdn.adscientificindex.com/pictures/6f/4397139.jpg)
Pediatric Oncology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
64
60
0.938
* Total i10 IndexRankings
Ranking Based On Selection: 12
![Ibrahim Ahmed](https://cdn.adscientificindex.com/pictures/a0/4919538.jpg)
Pediatric Hematology Oncology and BMT
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
64
54
0.844
* Total i10 IndexRankings
Ranking Based On Selection: 13
![Akshay Sharma](https://cdn.adscientificindex.com/pictures/3c/4607985.jpg)
Pediatric Hematology
Oncology
Stem Cell Transplantation
Gene Therapy
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
63
59
0.937
* Total i10 IndexRankings
Ranking Based On Selection: 14
![Bryan Sisk](/user/assets/images/profile/no-profile-photo.png)
Pediatric Hematology/Oncology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
55
53
0.964
* Total i10 IndexRankings
Ranking Based On Selection: 15
![Bryce A Kerlin](https://cdn.adscientificindex.com/pictures/b6/4607657.jpg)
Pediatric Hematology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
51
38
0.745
* Total i10 IndexRankings
Ranking Based On Selection: 16
![Rabi Hanna](/user/assets/images/profile/no-profile-photo.png)
pediatric hematology - oncology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
42
36
0.857
* Total i10 IndexRankings
Ranking Based On Selection: 17
![Paul Galardy](/user/assets/images/profile/no-profile-photo.png)
Pediatric Oncology
the role of ubiqutin in cancer pathogenesis
de-ubiquitinating enzymes
B-cell lymphoma biology
neuroblastoma biology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
41
34
0.829
* Total i10 IndexRankings
Ranking Based On Selection: 18
![Jason Farrar](https://cdn.adscientificindex.com/pictures/81/1734360.jpg)
Pediatric Hematology & Oncology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
36
29
0.806
* Total i10 IndexRankings
Ranking Based On Selection: 19
![Ryan David Roberts](https://cdn.adscientificindex.com/pictures/bb/4608032.jpg)
Pediatric oncology
Mechanisms of metastais
Sarcoma biology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
34
30
0.882
* Total i10 IndexRankings
Ranking Based On Selection: 20
![Alison Friedmann](/user/assets/images/profile/no-profile-photo.png)
pediatric oncology
supportive care
hematologic malignancies
soft tissue sarcoma
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
33
26
0.788
* Total i10 IndexRankings
Ranking Based On Selection: 21
![Ukhyun Jo](https://cdn.adscientificindex.com/pictures/a4/4383848.jpg)
CDK8
CD22
MYOD1
ATR
SLFN11
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
32
23
0.719
* Total i10 IndexRankings
Ranking Based On Selection: 22
![Randal Olshefski](/user/assets/images/profile/no-profile-photo.png)
Pediatric Oncology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
32
17
0.531
* Total i10 IndexRankings
Ranking Based On Selection: 23
![Yi Zeng](https://cdn.adscientificindex.com/pictures/81/1741372.jpg)
Pediatric Hematology/Oncology
Tumor Immunology
Immunotherapy
Drug Development
Clinical Trials
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
31
21
0.677
* Total i10 IndexRankings
Ranking Based On Selection: 24
![Michael Vincent Ortiz](https://cdn.adscientificindex.com/pictures/9b/4441756.jpg)
Pediatric Oncology
Kidney Tumors
Liver Tumors
Rare Cancers
Developmental Therapeutics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
30
27
0.900
* Total i10 IndexRankings
Ranking Based On Selection: 25
![Daniel C Moreira](/user/assets/images/profile/no-profile-photo.png)
Pediatric oncology
global oncology
medical education
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
26
25
0.962
Stuart Orkin
Harvard University
Cambridge, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
614
385
0.627
Raul Ribeiro
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
414
257
0.621
William L Carroll
New York University
New York, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
290
204
0.703
Dean Anthony Lee
Nationwide Children's Hospital
Columbus, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
161
136
0.845
Pediatric oncology
immunotherapy
NK cell biology
Peter F Coccia
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
156
35
0.224
Pediatric Oncology
Stem Cell Transplantation
Adolescent and Young Adult Oncology
Hematologic Malignancies
Charles T Quinn
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
101
80
0.792
Pediatric Hematology
sickle cell disease
thalassemia
anemia
Sherif Badawy
Northwestern University
Evanston, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
99
95
0.960
Hematology
Oncology
Transplant
Outcomes Research
mHealth
Jessica Keim Malpass
University of Virginia
Charlottesville, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
94
86
0.915
young adult oncology
pediatric hematology-oncology
Clinton H Joiner
Emory University
Atlanta, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
82
38
0.463
pediatrics
hematology
sickle cell disease
Julia Glade Bender
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
79
64
0.810
Pediatric Oncology
Clinical Trials
Precision Oncology
Antiangiogenesis
Sarcoma/ Neuroblastoma
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!
Jack F Shern
National Institutes of Health
Bethesda, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
64
60
0.938
Ibrahim Ahmed
Children's Mercy Hospitals and Clinics
Kansas City, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
64
54
0.844
Pediatric Hematology Oncology and BMT
Akshay Sharma
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
63
59
0.937
Pediatric Hematology
Oncology
Stem Cell Transplantation
Gene Therapy
Bryan Sisk
Washington University Saint Louis
St. Louis, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
55
53
0.964
Pediatric Hematology/Oncology
Bryce A Kerlin
Nationwide Children's Hospital
Columbus, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
51
38
0.745
Pediatric Hematology
Rabi Hanna
Cleveland Clinic
Cleveland, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
42
36
0.857
pediatric hematology - oncology
Paul Galardy
Mayo Clinic
Rochester, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
41
34
0.829
Pediatric Oncology
the role of ubiqutin in cancer pathogenesis
de-ubiquitinating enzymes
B-cell lymphoma biology
neuroblastoma biology
Jason Farrar
University of Arkansas for Medical Sciences
Little Rock, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
36
29
0.806
Pediatric Hematology & Oncology
Ryan David Roberts
Nationwide Children's Hospital
Columbus, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
34
30
0.882
Pediatric oncology
Mechanisms of metastais
Sarcoma biology
Alison Friedmann
Harvard University
Cambridge, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
33
26
0.788
pediatric oncology
supportive care
hematologic malignancies
soft tissue sarcoma
Ukhyun Jo
National Cancer Institute
Bethesda, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
32
23
0.719
CDK8
CD22
MYOD1
ATR
SLFN11
Randal Olshefski
Nationwide Children's Hospital
Columbus, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
32
17
0.531
Yi Zeng
University of Arizona
Tucson, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
31
21
0.677
Pediatric Hematology/Oncology
Tumor Immunology
Immunotherapy
Drug Development
Clinical Trials
Michael Vincent Ortiz
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
30
27
0.900
Pediatric Oncology
Kidney Tumors
Liver Tumors
Rare Cancers
Developmental Therapeutics
Daniel C Moreira
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
26
25
0.962
Pediatric oncology
global oncology
medical education