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. Additionally, click to view the special rankings based on Productivity Rankings: Scientists Last 6 years' i10 Index", Universities Total i10 Index Rankings 2025, Universities Last 6 Years i10 Index Rankings 2025 "Art and Humanities i10 Productivity Rankings" and "Social Sciences and Humanities i10 Productivity Rankings".
* Total i10 IndexRankings
Ranking Based On Selection :1
Special Functions
Number Theory
Integral Transforms
Fractional Calculus
Applied Analysis
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1,001
627
0.626
* Total i10 IndexRankings
Ranking Based On Selection :2
Statistics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
722
425
0.589
* Total i10 IndexRankings
Ranking Based On Selection :3
Statistics
Biostatistics
clinical epidemiology
public health
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
438
266
0.607
* Total i10 IndexRankings
Ranking Based On Selection :4
Partial Differential Equations
Nonlinear Analysis
Reaction-Diffusion Systems
Semilinear Elliptic Equations
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
384
242
0.630
* Total i10 IndexRankings
Ranking Based On Selection :5
adaptive numerical methods
PDEs
finite time singularities
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
362
194
0.536
* Total i10 IndexRankings
Ranking Based On Selection :6
biostatistics
clinical trials
statistics
longitudinal data
life history data
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
315
203
0.644
* Total i10 IndexRankings
Ranking Based On Selection :7
Differential equations
Hybrid dynamical systems
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
306
168
0.549
* Total i10 IndexRankings
Ranking Based On Selection :8
Statistics
Epidemiology
Causal Inference
Clinical Trials
Data Science
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
296
212
0.716
* Total i10 IndexRankings
Ranking Based On Selection :9
convex geometry
discrete geometry
combinatorics
graph theory
optimization
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
268
164
0.612
* Total i10 IndexRankings
Ranking Based On Selection :10
Probabilistic analysis of algorithms
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
262
104
0.397
* Total i10 IndexRankings
Ranking Based On Selection :11
game theory
electoral systems
international relations
operations research
systems engineering
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
246
118
0.480
* Total i10 IndexRankings
Ranking Based On Selection :12
applied mathematics
conservation biology
mathematical biology
theoretical ecology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
231
179
0.775
* Total i10 IndexRankings
Ranking Based On Selection :13
clinical research
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
222
147
0.662
* Total i10 IndexRankings
Ranking Based On Selection :14
Epidemiology
Air pollution
Radiation Health Effects
Environmental health
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
201
181
0.900
* Total i10 IndexRankings
Ranking Based On Selection :15
Modelling
Applied Mathematics
Computational Science and Engineering
Coupled Complex Systems and Networks
Human Factors and
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
200
85
0.425
* Total i10 IndexRankings
Ranking Based On Selection :16
biomathematics
irreversibility
statistical mechanics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
191
86
0.450
* Total i10 IndexRankings
Ranking Based On Selection :17
Algebra in Algorithms & Applications
Artificial Intelligence
Artificial Life
Complex Adaptive Systems
Cognitive Architecture
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
191
50
0.262
* Total i10 IndexRankings
Ranking Based On Selection :18
Mathematics Teaching and Learning
Semiotics
Ethics
Embodiment
Early Algebra
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
188
141
0.750
* Total i10 IndexRankings
Ranking Based On Selection :19
Differential equations
dynamical systems
bifurcation and chaos
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
181
87
0.481
* Total i10 IndexRankings
Ranking Based On Selection :20
Applied Mathematics
Integer Programming
Mathematical Optimization
Data Science
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
174
138
0.793
* Total i10 IndexRankings
Ranking Based On Selection :21
Numerical Cognition
Mathematical Cognition
Developmental Cognitive Neuroscience
Educational Neuroscience
Dyscalculia
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
159
144
0.906
* Total i10 IndexRankings
Ranking Based On Selection :22
molecular simulation
thermodynamics
chemical equilibrium
refrigeration
solubility
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
153
43
0.281
* Total i10 IndexRankings
Ranking Based On Selection :23
Convection
CO2 Sequestration
Reservoir Simulation
Thermophysical Properties
Thermal/Solvent EOR
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
152
135
0.888
* Total i10 IndexRankings
Ranking Based On Selection :24
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
152
118
0.776
* Total i10 IndexRankings
Ranking Based On Selection :25
Cerebellum
Motor Control and learning
fMRI
Statistics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
150
137
0.913
HM Srivastava
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1,001
627
0.626
Special Functions
Number Theory
Integral Transforms
Fractional Calculus
Applied Analysis
N Balakrishnan
McMaster University
Hamilton, Canada
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
722
425
0.589
Stephen Walter
McMaster University
Hamilton, Canada
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
438
266
0.607
Statistics
Biostatistics
clinical epidemiology
public health
Juncheng Wei
University of British Columbia
Vancouver, Canada
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
384
242
0.630
Partial Differential Equations
Nonlinear Analysis
Reaction-Diffusion Systems
Semilinear Elliptic Equations
JF Williams
Simon Fraser University
Burnaby, Canada
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
362
194
0.536
adaptive numerical methods
PDEs
finite time singularities
Richard Cook
University of Waterloo
Waterloo, Canada
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
315
203
0.644
biostatistics
clinical trials
statistics
longitudinal data
life history data
Xinzhi Liu
University of Waterloo
Waterloo, Canada
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
306
168
0.549
Differential equations
Hybrid dynamical systems
Tibor Schuster
McGill University
Montréal, Canada
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
296
212
0.716
Statistics
Epidemiology
Causal Inference
Clinical Trials
Data Science
Muhammad Ali Khan
University of Lethbridge
Lethbridge, Canada
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
268
164
0.612
convex geometry
discrete geometry
combinatorics
graph theory
optimization
Luc Devroye
McGill University
Montréal, Canada
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
262
104
0.397
Probabilistic analysis of algorithms
D Marc Kilgour
Wilfrid Laurier University
Waterloo, Canada
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
246
118
0.480
game theory
electoral systems
international relations
operations research
systems engineering
Mark Lewis
University of Alberta
Edmonton, Canada
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
231
179
0.775
applied mathematics
conservation biology
mathematical biology
theoretical ecology
Rollin Brant
University of British Columbia
Vancouver, Canada
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
222
147
0.662
Paul Villeneuve
Carleton University
Ottawa, Canada
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
201
181
0.900
Epidemiology
Air pollution
Radiation Health Effects
Environmental health
Roderick Melnik
Wilfrid Laurier University
Waterloo, Canada
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
200
85
0.425
Modelling
Applied Mathematics
Computational Science and Engineering
Coupled Complex Systems and Networks
Human Factors and
Michael C Mackey
McGill University
Montréal, Canada
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
191
86
0.450
biomathematics
irreversibility
statistical mechanics
Chrystopher L Nehaniv
University of Waterloo
Waterloo, Canada
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
191
50
0.262
Algebra in Algorithms & Applications
Artificial Intelligence
Artificial Life
Complex Adaptive Systems
Cognitive Architecture
Luis Radford
Université Laurentienne
Sudbury, Canada
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
188
141
0.750
Mathematics Teaching and Learning
Semiotics
Ethics
Embodiment
Early Algebra
Pei Yu
Western University Canada
London, Canada
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
181
87
0.481
Differential equations
dynamical systems
bifurcation and chaos
Andrea Lodi
École Polytechnique de Montréal
Montréal, Canada
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
174
138
0.793
Applied Mathematics
Integer Programming
Mathematical Optimization
Data Science
Daniel Ansari
Western University Canada
London, Canada
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
159
144
0.906
Numerical Cognition
Mathematical Cognition
Developmental Cognitive Neuroscience
Educational Neuroscience
Dyscalculia
William R Smith
University of Guelph
Guelph, Canada
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
153
43
0.281
molecular simulation
thermodynamics
chemical equilibrium
refrigeration
solubility
Hassan Hassanzadeh
University of Calgary
Calgary, Canada
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
152
135
0.888
Convection
CO2 Sequestration
Reservoir Simulation
Thermophysical Properties
Thermal/Solvent EOR
Manuele Margni
École Polytechnique de Montréal
Montréal, Canada
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
152
118
0.776
Jörn Diedrichsen
Western University Canada
London, Canada
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
150
137
0.913
Cerebellum
Motor Control and learning
fMRI
Statistics