Total 2,384,784 scientists, country 221, and institutions 24,461 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
self-determination
special education
intellectual disability
positive psychology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
407
308
0.757
* Total i10 IndexRankings
Ranking Based On Selection: 2
educational psychology
special education
educational policy
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
355
230
0.648
* Total i10 IndexRankings
Ranking Based On Selection: 3
Gifted
creativity
talent development
school improvement
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
264
160
0.606
* Total i10 IndexRankings
Ranking Based On Selection: 4
Special Education
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
245
37
0.151
* Total i10 IndexRankings
Ranking Based On Selection: 5
Special Education
Learning and Memory
Inclusion
Research Synthesis
Content Area Instruction
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
243
93
0.383
* Total i10 IndexRankings
Ranking Based On Selection: 6
special education
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
225
99
0.440
* Total i10 IndexRankings
Ranking Based On Selection: 7
Intellectual Disability
Developmental Disability
Support Needs Assessment
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
214
124
0.579
* Total i10 IndexRankings
Ranking Based On Selection: 8
Bilingual Special Education
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
214
87
0.407
* Total i10 IndexRankings
Ranking Based On Selection: 9
Deaf children
Deaf education
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
189
119
0.630
* Total i10 IndexRankings
Ranking Based On Selection: 10
gifted and talented
Black students
cultural competence
multicultural education
underachievement
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
188
126
0.670
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* Total i10 IndexRankings
Ranking Based On Selection: 11
First interest
Second interest
...Group dynamics
group therapy
psychotherapy process
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
183
116
0.634
* Total i10 IndexRankings
Ranking Based On Selection: 12
Legal and policy issues in special education
delinquency
discriminatory discipline
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
181
113
0.624
* Total i10 IndexRankings
Ranking Based On Selection: 13
families of children with disabilities
special education
Down syndrome
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
162
79
0.488
* Total i10 IndexRankings
Ranking Based On Selection: 14
gifted and talented
underachievement
technology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
126
79
0.627
* Total i10 IndexRankings
Ranking Based On Selection: 15
Early Intervention
Early Childhood Special Education
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
121
70
0.579
* Total i10 IndexRankings
Ranking Based On Selection: 16
ADHD
Fathers
Parenting
Special Education
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
115
92
0.800
* Total i10 IndexRankings
Ranking Based On Selection: 17
special education
early childhood
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
113
77
0.681
* Total i10 IndexRankings
Ranking Based On Selection: 18
Special Education
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
109
85
0.780
* Total i10 IndexRankings
Ranking Based On Selection: 19
augmentative and alternative communication
AAC
assistive technology
literacy
special education
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
102
82
0.804
* Total i10 IndexRankings
Ranking Based On Selection: 20
Social-Communication
Families
Coaching
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
96
80
0.833
* Total i10 IndexRankings
Ranking Based On Selection: 21
ealry childhood special education
social emotional competence
challenging behavior
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
94
72
0.766
* Total i10 IndexRankings
Ranking Based On Selection: 22
special education
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
92
83
0.902
* Total i10 IndexRankings
Ranking Based On Selection: 23
Special Education
Autism
Instruction
Single Case Design
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
91
87
0.956
* Total i10 IndexRankings
Ranking Based On Selection: 24
Special Education
Inclusive Education
Students with Disabilities
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
91
57
0.626
* Total i10 IndexRankings
Ranking Based On Selection: 25
Autism
school-based intervention
peer mediation
special education
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
87
59
0.678
Michael Wehmeyer
University of Kansas
Lawrence, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
407
308
0.757
self-determination
special education
intellectual disability
positive psychology
Douglas Fuchs
Vanderbilt University
Nashville, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
355
230
0.648
educational psychology
special education
educational policy
Joseph Renzulli
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
264
160
0.606
Gifted
creativity
talent development
school improvement
TF Mclaughlin
Gonzaga University
Spokane, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
245
37
0.151
Thomas E Scruggs
George Mason University
Fairfax, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
243
93
0.383
Special Education
Learning and Memory
Inclusion
Research Synthesis
Content Area Instruction
Margo Mastropieri
George Mason University
Fairfax, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
225
99
0.440
James R Thompson
University of Kansas
Lawrence, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
214
124
0.579
Intellectual Disability
Developmental Disability
Support Needs Assessment
Diane Rodriguez
Fordham University
The Bronx, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
214
87
0.407
Marc Marschark
Rochester Institute of Technology
Rochester, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
189
119
0.630
Donna Y Ford|Donna Ford-Harris
Ohio State University
Columbus, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
188
126
0.670
gifted and talented
Black students
cultural competence
multicultural education
underachievement
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Dennis Kivlighan
University of Maryland
College Park, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
183
116
0.634
First interest
Second interest
...Group dynamics
group therapy
psychotherapy process
Antonis Katsiyannis
Clemson University
Clemson, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
181
113
0.624
Legal and policy issues in special education
delinquency
discriminatory discipline
Robert M Hodapp
Vanderbilt University
Nashville, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
162
79
0.488
families of children with disabilities
special education
Down syndrome
Del Siegle
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
126
79
0.627
gifted and talented
underachievement
technology
Ra Mcwilliam
University of Alabama
Tuscaloosa, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
121
70
0.579
Early Intervention
Early Childhood Special Education
Gregory Fabiano
University at Buffalo
Buffalo, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
115
92
0.800
ADHD
Fathers
Parenting
Special Education
Maureen Conroy
University of Florida
Gainesville, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
113
77
0.681
Bryan Cook
University of Virginia
Charlottesville, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
109
85
0.780
David Mcnaughton
Pennsylvania State University
University Park, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
102
82
0.804
augmentative and alternative communication
AAC
assistive technology
literacy
special education
Hedda Meadan|Hedda Meadan-Kaplansky
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
96
80
0.833
Michaelene Ostrosky
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
94
72
0.766
ealry childhood special education
social emotional competence
challenging behavior
Nicholas A Gage
University of Florida
Gainesville, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
92
83
0.902
Jennifer Ledford
Vanderbilt University
Nashville, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
91
87
0.956
Special Education
Autism
Instruction
Single Case Design
James Mcleskey
University of Florida
Gainesville, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
91
57
0.626
Special Education
Inclusive Education
Students with Disabilities
Debra Kamps
University of Kansas
Lawrence, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
87
59
0.678
Autism
school-based intervention
peer mediation
special education