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".
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :1
paleoclimate
Quaternary geochronology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
210
132
0.629
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :2
Complex Systems
Water
Research Infrastructures
Information Theory and Informatics
Critical and FEW Infrastructures
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
78
77
0.987
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :3
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
83
70
0.843
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :4
Alcohol and drug abuse prevention
Community based participatory research
Chronic and infectious disease prevention
HIV/AIDS
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
99
62
0.626
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :5
Terrestrial carbon cycling
land-atmosphere carbon exchange
carbon cycle modeling
carbon sequestration
greenhouse gas account
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
66
59
0.894
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :6
Foot Kinematics
Foot Orthoses
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
91
54
0.593
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :7
Asteroids
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
61
53
0.869
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :8
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
60
51
0.850
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :9
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
95
49
0.516
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :10
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
62
48
0.774
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :11
Work-family
Work stress
High stress occupations
Diversity
Health behavior
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
63
42
0.667
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :12
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
52
38
0.731
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :13
L2 speech/Intelligibility
Speech Perception and Production
Speech Technology and ASR
Assessment
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
42
38
0.905
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :14
Chronic rhinosinusitis
Alzheimer's Disease
asthma
airway microbiome
gut microbiome
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
33
31
0.939
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :15
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
28
28
1.000
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :16
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
32
27
0.844
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :17
autism
children with special health care needs
health literacy
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
29
27
0.931
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :18
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
38
26
0.684
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :19
bisexuality
gay
lesbian
youth
mental health
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
25
25
1.000
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :20
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
31
24
0.774
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :21
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
24
24
1.000
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :22
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
58
23
0.397
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :23
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
23
23
1.000
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :24
Infectious disease in wildife
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
23
22
0.957
* Last 6 Years i10 IndexRankings
Ranking Based On Selection :25
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
35
20
0.571
Darrell Kaufman
Northern Arizona University
Flagstaff, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
210
132
0.629
Benjamin L Ruddell
Northern Arizona University
Flagstaff, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
78
77
0.987
Complex Systems
Water
Research Infrastructures
Information Theory and Informatics
Critical and FEW Infrastructures
Egbert Schwartz
Northern Arizona University
Flagstaff, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
83
70
0.843
Julie Baldwin
Northern Arizona University
Flagstaff, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
99
62
0.626
Alcohol and drug abuse prevention
Community based participatory research
Chronic and infectious disease prevention
HIV/AIDS
Deborah Huntzinger
Northern Arizona University
Flagstaff, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
66
59
0.894
Terrestrial carbon cycling
land-atmosphere carbon exchange
carbon cycle modeling
carbon sequestration
greenhouse gas account
Mark Cornwall
Northern Arizona University
Flagstaff, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
91
54
0.593
Cristina A Thomas
Northern Arizona University
Flagstaff, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
61
53
0.869
Donna Shillington
Northern Arizona University
Flagstaff, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
60
51
0.850
Kiisa Nishikawa
Northern Arizona University
Flagstaff, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
95
49
0.516
Mark J Loeffler
Northern Arizona University
Flagstaff, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
62
48
0.774
Ann Hergatt Huffman
Northern Arizona University
Flagstaff, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
63
42
0.667
Work-family
Work stress
High stress occupations
Diversity
Health behavior
Abraham Springer
Northern Arizona University
Flagstaff, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
52
38
0.731
Okim Kang
Northern Arizona University
Flagstaff, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
42
38
0.905
L2 speech/Intelligibility
Speech Perception and Production
Speech Technology and ASR
Assessment
Emily K Cope
Northern Arizona University
Flagstaff, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
33
31
0.939
Chronic rhinosinusitis
Alzheimer's Disease
asthma
airway microbiome
gut microbiome
Xanthe Walker
Northern Arizona University
Flagstaff, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
28
28
1.000
Angelina Castagno
Northern Arizona University
Flagstaff, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
32
27
0.844
Olivia J Lindly
Northern Arizona University
Flagstaff, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
29
27
0.931
Andrew T Koppisch
Northern Arizona University
Flagstaff, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
38
26
0.684
Amanda M Pollitt
Northern Arizona University
Flagstaff, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
25
25
1.000
Amy Whipple
Northern Arizona University
Flagstaff, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
31
24
0.774
Ricky Camplain
Northern Arizona University
Flagstaff, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
24
24
1.000
Laura Huenneke
Northern Arizona University
Flagstaff, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
58
23
0.397
Marc Tollis
Northern Arizona University
Flagstaff, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
23
23
1.000
Katy Parise
Northern Arizona University
Flagstaff, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
23
22
0.957
Joan Jamieson
Northern Arizona University
Flagstaff, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
35
20
0.571