Productivity Rankings is an exclusive service provided by AD Scientific Index. This ranking system, derived from the i10 index, highlights the productivity of scientists in publishing impactful scientific articles. Productivity Rankings serves as a tool to identify highly productive scientists across specific areas, disciplines, universities, and countries, and supports the creation of effective incentives and academic policies. The global, regional, and institutional rankings of scientists in this table are calculated based on their total i10 index. Moreover, you can explore special rankings derived from Productivity Rankings, such as 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
Language Learning
Metacognition
L2 Reading & Writing
Bilingual/Biliteracy Intervention
L2 Teacher Cognition and Change
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
393
242
0.616
* Total i10 IndexRankings
Ranking Based On Selection :2
second language acquisition
task-based language teaching
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
263
212
0.806
* Total i10 IndexRankings
Ranking Based On Selection :3
Sociolinguistics
Gender and discourse..
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
252
148
0.587
* Total i10 IndexRankings
Ranking Based On Selection :4
language rights
language policy
bilingual education
multiculturalism
indigenous education
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
123
91
0.740
* Total i10 IndexRankings
Ranking Based On Selection :5
linguistics phonetics phonology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
104
84
0.808
* Total i10 IndexRankings
Ranking Based On Selection :6
Phonological awareness
dyslexia
reading and spelling
speech and language development
early literacy
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
83
63
0.759
* Total i10 IndexRankings
Ranking Based On Selection :7
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
79
60
0.759
* Total i10 IndexRankings
Ranking Based On Selection :8
interactional sociolinguistics
conversation analysis
communication and health
primary health care
workplace language
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
70
49
0.700
* Total i10 IndexRankings
Ranking Based On Selection :9
language
language teaching
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
68
50
0.735
* Total i10 IndexRankings
Ranking Based On Selection :10
language and literacy
literacy and social justice
phonology and literacy difficulties
teaching spelling and writing
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
62
22
0.355
* Total i10 IndexRankings
Ranking Based On Selection :11
Discourse Analysis
Sociolinguistics
Workplace communication
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
61
42
0.689
* Total i10 IndexRankings
Ranking Based On Selection :12
applied linguistics
language learning
language and technology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
60
41
0.683
* Total i10 IndexRankings
Ranking Based On Selection :13
Applied Linguistics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
47
40
0.851
* Total i10 IndexRankings
Ranking Based On Selection :14
language learning strategies
vocabulary learning strategies
language assessment
formative assessment
vocabulary acquisition
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
47
36
0.766
* Total i10 IndexRankings
Ranking Based On Selection :15
Corpus Linguistics
Cognitive Linguistics
Technology and Language Learning
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
43
21
0.488
* Total i10 IndexRankings
Ranking Based On Selection :16
written corrective feedback
feedback on writing
thesis and dissertation writing
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
40
33
0.825
* Total i10 IndexRankings
Ranking Based On Selection :17
linguistics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
39
15
0.385
* Total i10 IndexRankings
Ranking Based On Selection :18
linguistic typology
Korean linguistics
Oceanic linguistics
language policy
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
39
15
0.385
* Total i10 IndexRankings
Ranking Based On Selection :19
Literacies
children-families
learning
equity
teacher leadership
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
36
14
0.389
* Total i10 IndexRankings
Ranking Based On Selection :20
corpus linguistics
predictive analytics
choice models
GLMMs
SEMs
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
33
25
0.758
* Total i10 IndexRankings
Ranking Based On Selection :21
Applied linguistics
Psycholinguistics
Second language acquisition
Mental lexicon
Computer-assisted language learning
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
32
28
0.875
* Total i10 IndexRankings
Ranking Based On Selection :22
language learning
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
30
22
0.733
* Total i10 IndexRankings
Ranking Based On Selection :23
language acquisition
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
30
14
0.467
* Total i10 IndexRankings
Ranking Based On Selection :24
linguistics
sociolinguistics
applied linguistics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
29
22
0.759
* Total i10 IndexRankings
Ranking Based On Selection :25
Phonetics
Laboratory Phonology
Speech Science
Speech Motor Control
Speech Perception
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
28
23
0.821
Lawrence Jun Zhang
University of Auckland
Auckland, New Zealand
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
393
242
0.616
Language Learning
Metacognition
L2 Reading & Writing
Bilingual/Biliteracy Intervention
L2 Teacher Cognition and Change
Rod Ellis
University of Auckland
Auckland, New Zealand
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
263
212
0.806
second language acquisition
task-based language teaching
Janet Holmes
Victoria University of Wellington
Wellington, New Zealand
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
252
148
0.587
Sociolinguistics
Gender and discourse..
Stephen May
University of Auckland
Auckland, New Zealand
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
123
91
0.740
language rights
language policy
bilingual education
multiculturalism
indigenous education
Jennifer Hay
University of Canterbury
Christchurch, New Zealand
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
104
84
0.808
linguistics phonetics phonology
Gail Gillon
University of Canterbury
Christchurch, New Zealand
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
83
63
0.759
Phonological awareness
dyslexia
reading and spelling
speech and language development
early literacy
Gary Barkhuizen
University of Auckland
Auckland, New Zealand
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
79
60
0.759
Maria Stubbe
University of Otago
North Dunedin, New Zealand
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
70
49
0.700
interactional sociolinguistics
conversation analysis
communication and health
primary health care
workplace language
Helen Basturkmen
University of Auckland
Auckland, New Zealand
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
68
50
0.735
language
language teaching
tom nicholson
Massey University
Palmerston North, New Zealand
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
62
22
0.355
language and literacy
literacy and social justice
phonology and literacy difficulties
teaching spelling and writing
Meredith Marra
Victoria University of Wellington
Wellington, New Zealand
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
61
42
0.689
Discourse Analysis
Sociolinguistics
Workplace communication
Cynthia White
Massey University
Palmerston North, New Zealand
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
60
41
0.683
applied linguistics
language learning
language and technology
Newton Jonathan
Victoria University of Wellington
Wellington, New Zealand
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
47
40
0.851
Peter Yongqi Gu|Peter Gu, Yongqi Gu
Victoria University of Wellington
Wellington, New Zealand
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
47
36
0.766
language learning strategies
vocabulary learning strategies
language assessment
formative assessment
vocabulary acquisition
Michael Barlow
University of Auckland
Auckland, New Zealand
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
43
21
0.488
Corpus Linguistics
Cognitive Linguistics
Technology and Language Learning
John Bitchener
Auckland University of Technology
Auckland, New Zealand
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
40
33
0.825
written corrective feedback
feedback on writing
thesis and dissertation writing
Koenraad Kuiper
University of Canterbury
Christchurch, New Zealand
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
39
15
0.385
Jae Jung Song
University of Otago
North Dunedin, New Zealand
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
39
15
0.385
linguistic typology
Korean linguistics
Oceanic linguistics
language policy
Janet S Gaffney
University of Auckland
Auckland, New Zealand
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
36
14
0.389
Literacies
children-families
learning
equity
teacher leadership
Damien Mather
University of Otago
North Dunedin, New Zealand
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
33
25
0.758
corpus linguistics
predictive analytics
choice models
GLMMs
SEMs
İrina Elgort
Victoria University of Wellington
Wellington, New Zealand
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
32
28
0.875
Applied linguistics
Psycholinguistics
Second language acquisition
Mental lexicon
Computer-assisted language learning
Rosemary Erlam
University of Auckland
Auckland, New Zealand
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
30
22
0.733
Foster Cohen
University of Canterbury
Christchurch, New Zealand
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
30
14
0.467
Corinne Seals
Victoria University of Wellington
Wellington, New Zealand
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
29
22
0.759
linguistics
sociolinguistics
applied linguistics
Donald Derrick
University of Canterbury
Christchurch, New Zealand
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
28
23
0.821
Phonetics
Laboratory Phonology
Speech Science
Speech Motor Control
Speech Perception