Total 2,392,995 scientists, country 221, and institutions 24,455 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: 26
Wildlife Ecology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
194
117
0.603
* Total i10 IndexRankings
Ranking Based On Selection: 27
malaria
mosquitoes
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
186
123
0.661
* Total i10 IndexRankings
Ranking Based On Selection: 28
sleep
thermoregulation
brain
alcohol
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
174
154
0.885
* Total i10 IndexRankings
Ranking Based On Selection: 29
palaeontology
geology
stratigraphy
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
173
109
0.630
* Total i10 IndexRankings
Ranking Based On Selection: 30
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
171
32
0.187
* Total i10 IndexRankings
Ranking Based On Selection: 31
Pharmaceutical Sciences
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
166
121
0.729
* Total i10 IndexRankings
Ranking Based On Selection: 32
sedimentology
vertebrate palaeontology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
162
125
0.772
* Total i10 IndexRankings
Ranking Based On Selection: 33
Differential equations
symmetries
conservation laws
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
154
99
0.643
* Total i10 IndexRankings
Ranking Based On Selection: 34
Algebraic and geometric methods of differential equations
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
142
52
0.366
* Total i10 IndexRankings
Ranking Based On Selection: 35
palaeoanthropology
archaeology
taphonomy
exploration
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
138
95
0.688
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* Total i10 IndexRankings
Ranking Based On Selection: 36
High Voltage Engineering
Lightning
EMI/EMC
Environmental Science
Extreme Natural Events
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
136
85
0.625
* Total i10 IndexRankings
Ranking Based On Selection: 37
Geology
Petrology
Geochemistry
Tectonics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
134
79
0.590
* Total i10 IndexRankings
Ranking Based On Selection: 38
Obesity
insulin resistance
adipogenesis
developmental origins of disease
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
133
93
0.699
* Total i10 IndexRankings
Ranking Based On Selection: 39
Obesity
insulin resistance
adipogenesis
developmental origins of disease
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
133
92
0.692
* Total i10 IndexRankings
Ranking Based On Selection: 40
Earth Observation
Global Change
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
133
66
0.496
* Total i10 IndexRankings
Ranking Based On Selection: 41
Physical activity
bone health
body composition
metabolic disease
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
132
102
0.773
* Total i10 IndexRankings
Ranking Based On Selection: 42
Public Health
demography
epidemiology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
131
74
0.565
* Total i10 IndexRankings
Ranking Based On Selection: 43
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
130
94
0.723
* Total i10 IndexRankings
Ranking Based On Selection: 44
Forensic anthropology
biological anthropology
skeletal biology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
129
85
0.659
* Total i10 IndexRankings
Ranking Based On Selection: 45
Demography
Social Statistics and Population Health
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
126
103
0.817
* Total i10 IndexRankings
Ranking Based On Selection: 46
Archaean geology
Economic Geology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
126
55
0.437
* Total i10 IndexRankings
Ranking Based On Selection: 47
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
126
39
0.310
* Total i10 IndexRankings
Ranking Based On Selection: 48
tissue regeneration
bone induction
hydroxyapatites
self-induction
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
121
54
0.446
* Total i10 IndexRankings
Ranking Based On Selection: 49
Animal Behaviour
Behavioural Ecology
Psychology
Ecology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
120
71
0.592
* Total i10 IndexRankings
Ranking Based On Selection: 50
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
117
76
0.650
Norman Owen-Smith
University of the Witwatersrand
Johannesburg, South Africa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
194
117
0.603
Maureen Coetzee
University of the Witwatersrand
Johannesburg, South Africa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
186
123
0.661
Fiona Baker
University of the Witwatersrand
Johannesburg, South Africa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
174
154
0.885
Bruce S. Rubidge
University of the Witwatersrand
Johannesburg, South Africa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
173
109
0.630
palaeontology
geology
stratigraphy
P Cleaton-Jones
University of the Witwatersrand
Johannesburg, South Africa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
171
32
0.187
Lisa Du Toit
University of the Witwatersrand
Johannesburg, South Africa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
166
121
0.729
Pharmaceutical Sciences
Roger MH Smith
University of the Witwatersrand
Johannesburg, South Africa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
162
125
0.772
sedimentology
vertebrate palaeontology
Abdul Hamid Kara
University of the Witwatersrand
Johannesburg, South Africa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
154
99
0.643
Differential equations
symmetries
conservation laws
Fazal Mahomed
University of the Witwatersrand
Johannesburg, South Africa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
142
52
0.366
Algebraic and geometric methods of differential equations
Lee Berger
University of the Witwatersrand
Johannesburg, South Africa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
138
95
0.688
palaeoanthropology
archaeology
taphonomy
exploration
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Chandima Gomes
University of the Witwatersrand
Johannesburg, South Africa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
136
85
0.625
High Voltage Engineering
Lightning
EMI/EMC
Environmental Science
Extreme Natural Events
Lewis Ashwal
University of the Witwatersrand
Johannesburg, South Africa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
134
79
0.590
Geology
Petrology
Geochemistry
Tectonics
Nigel Crowther
University of the Witwatersrand
Johannesburg, South Africa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
133
93
0.699
Obesity
insulin resistance
adipogenesis
developmental origins of disease
Nigel John Crowther
University of the Witwatersrand
Johannesburg, South Africa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
133
92
0.692
Obesity
insulin resistance
adipogenesis
developmental origins of disease
Michel Verstraete
University of the Witwatersrand
Johannesburg, South Africa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
133
66
0.496
Earth Observation
Global Change
Lisa Micklesfield
University of the Witwatersrand
Johannesburg, South Africa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
132
102
0.773
Physical activity
bone health
body composition
metabolic disease
Stephen Tollman
University of the Witwatersrand
Johannesburg, South Africa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
131
74
0.565
Public Health
demography
epidemiology
Marion Bamford
University of the Witwatersrand
Johannesburg, South Africa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
130
94
0.723
Maryna Steyn
University of the Witwatersrand
Johannesburg, South Africa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
129
85
0.659
Forensic anthropology
biological anthropology
skeletal biology
Clifford Obby Odimegwu
University of the Witwatersrand
Johannesburg, South Africa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
126
103
0.817
Demography
Social Statistics and Population Health
Carl Anhaeusser
University of the Witwatersrand
Johannesburg, South Africa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
126
55
0.437
Archaean geology
Economic Geology
Helder M Marques
University of the Witwatersrand
Johannesburg, South Africa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
126
39
0.310
Ugo Ripamonti
University of the Witwatersrand
Johannesburg, South Africa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
121
54
0.446
tissue regeneration
bone induction
hydroxyapatites
self-induction
Neville Pillay
University of the Witwatersrand
Johannesburg, South Africa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
120
71
0.592
Animal Behaviour
Behavioural Ecology
Psychology
Ecology
Ewa Cukrowska
University of the Witwatersrand
Johannesburg, South Africa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
117
76
0.650