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Highly Cited Researchers

Highly Cited Researchers 554 Scientists Citation Rankings - 2026

See how widely and consistently research is cited with real-time citation rankings.
Covering 2.6 million scientists, this list evaluates both total and last 5 years’ citation counts to measure scientific influence and highlight Highly Cited Researchers.
Built on transparency, it also addresses unethical practices and encourages reporting of violations. Compare results across 13 fields and 221 disciplines.

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Total 554 scientists , Updates every 3 days
* Total Citation Counts Rankings

Rankings

flag
1,468
World Rank
United States
619
Country Rank
Northern Arizona University Logo
1
University
Ranking Based On Selection:
1
J Gregory Caporaso
Northern Arizona University Flagstaff, United States
Engineering & Technology / Computer Science
microbiome | bioinformatics | software engineering | sustainability | compostin

Citation Metrics

  • Total
    163,882
  • Last 5 Years
    106,735
  • Last 5 Years / Total
    0.651
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* Total Citation Counts Rankings

Rankings

flag
4,630
World Rank
United States
2,129
Country Rank
Northern Arizona University Logo
2
University
Ranking Based On Selection:
2
Douglas Biber
Northern Arizona University Flagstaff, United States
Social Sciences / Linguistics and Literature
Linguistics | corpus linguistics | English grammar | registe

Citation Metrics

  • Total
    89,785
  • Last 5 Years
    33,137
  • Last 5 Years / Total
    0.369
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* Total Citation Counts Rankings

Rankings

flag
6,994
World Rank
United States
3,217
Country Rank
Northern Arizona University Logo
3
University
Ranking Based On Selection:
3
Paul Keim
Northern Arizona University Flagstaff, United States
Natural Sciences / Molecular Biology & Genetics
Bacterial Genomics | Ecological Genetics | Pathogen Evolution | Infectious Disease | BioDefens

Citation Metrics

  • Total
    70,403
  • Last 5 Years
    36,750
  • Last 5 Years / Total
    0.522
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* Total Citation Counts Rankings

Rankings

flag
9,154
World Rank
United States
4,245
Country Rank
Northern Arizona University Logo
4
University
Ranking Based On Selection:
4
Andrew D Richardson
Northern Arizona University Flagstaff, United States
Natural Sciences / Biological Science
Ecosystem ecology | Physiological ecology | Forest ecology | Global change | Phenolog

Citation Metrics

  • Total
    59,294
  • Last 5 Years
    30,644
  • Last 5 Years / Total
    0.517
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* Total Citation Counts Rankings

Rankings

flag
9,299
World Rank
United States
4,308
Country Rank
Northern Arizona University Logo
5
University
Ranking Based On Selection:
5
Scott Goetz
Northern Arizona University Flagstaff, United States
Engineering & Technology / Earth Sciences
Earth observation | Terrestrial Ecosystems | Biodiversity Habitat | Remote Sensing | Canopy Structur

Citation Metrics

  • Total
    58,771
  • Last 5 Years
    31,722
  • Last 5 Years / Total
    0.540
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* Total Citation Counts Rankings

Rankings

flag
9,612
World Rank
United States
4,430
Country Rank
Northern Arizona University Logo
6
University
Ranking Based On Selection:
6
Edward Ted Schuur
Northern Arizona University Flagstaff, United States
Natural Sciences / Biological Science
Climate Science | Ecosystem Ecology | Biogeochemistry & Carbon | Permafrost & Arctic | Radiocarbo

Citation Metrics

  • Total
    57,531
  • Last 5 Years
    31,992
  • Last 5 Years / Total
    0.556
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* Total Citation Counts Rankings

Rankings

flag
11,755
World Rank
United States
5,408
Country Rank
Northern Arizona University Logo
7
University
Ranking Based On Selection:
7
Miguel Jose Yacaman
Northern Arizona University Flagstaff, United States
Engineering & Technology / Metallurgical & Materials Engineering
Materials Scienc

Citation Metrics

  • Total
    50,539
  • Last 5 Years
    18,798
  • Last 5 Years / Total
    0.372
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* Total Citation Counts Rankings

Rankings

flag
16,369
World Rank
United States
7,459
Country Rank
Northern Arizona University Logo
8
University
Ranking Based On Selection:
8
Darrell Kaufman
Northern Arizona University Flagstaff, United States
Others
paleoclimate | Quaternary geochronolog

Citation Metrics

  • Total
    41,339
  • Last 5 Years
    22,112
  • Last 5 Years / Total
    0.535
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* Total Citation Counts Rankings

Rankings

flag
17,015
World Rank
United States
7,739
Country Rank
Northern Arizona University Logo
9
University
Ranking Based On Selection:
9
Bruce Hungate
Northern Arizona University Flagstaff, United States
Agriculture & Forestry / Soil Sciences and Plant Nutrition
soil microbial ecology | biogeochemistry | stable isotopes | ecosystem science | global chang

Citation Metrics

  • Total
    40,339
  • Last 5 Years
    21,732
  • Last 5 Years / Total
    0.539
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* Total Citation Counts Rankings

Rankings

flag
22,181
World Rank
United States
9,953
Country Rank
Northern Arizona University Logo
10
University
Ranking Based On Selection:
10
Michelle Cailin Mack
Northern Arizona University Flagstaff, United States
Agriculture & Forestry / Plant Science
Plant and ecosystem ecology | biogeochemistry | Arctic chang

Citation Metrics

  • Total
    33,935
  • Last 5 Years
    16,994
  • Last 5 Years / Total
    0.501
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* Total Citation Counts Rankings

Rankings

flag
22,965
World Rank
United States
10,298
Country Rank
Northern Arizona University Logo
11
University
Ranking Based On Selection:
11
William Grabe
Northern Arizona University Flagstaff, United States
Social Sciences / Linguistics and Literature
Applied Linguistics | Reading | writin

Citation Metrics

  • Total
    33,225
  • Last 5 Years
    11,382
  • Last 5 Years / Total
    0.343
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* Total Citation Counts Rankings

Rankings

flag
23,023
World Rank
United States
10,325
Country Rank
Northern Arizona University Logo
12
University
Ranking Based On Selection:
12
Talima Pearson
Northern Arizona University Flagstaff, United States
Natural Sciences / Biological Science
Pathogen genetics | epidemiology and evolutio

Citation Metrics

  • Total
    33,170
  • Last 5 Years
    26,608
  • Last 5 Years / Total
    0.802
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* Total Citation Counts Rankings

Rankings

flag
23,833
World Rank
United States
10,671
Country Rank
Northern Arizona University Logo
13
University
Ranking Based On Selection:
13
Peter Price
Northern Arizona University Flagstaff, United States
Natural Sciences / Biological Science
Ecology | Evolution Behavio

Citation Metrics

  • Total
    32,420
  • Last 5 Years
    4,791
  • Last 5 Years / Total
    0.148
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* Total Citation Counts Rankings

Rankings

flag
23,958
World Rank
United States
10,729
Country Rank
Northern Arizona University Logo
14
University
Ranking Based On Selection:
14
Matthew Ryan Dillon
Northern Arizona University Flagstaff, United States
Engineering & Technology / Computer Science

Citation Metrics

  • Total
    32,313
  • Last 5 Years
    31,314
  • Last 5 Years / Total
    0.969
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* Total Citation Counts Rankings

Rankings

flag
25,176
World Rank
United States
11,259
Country Rank
Northern Arizona University Logo
15
University
Ranking Based On Selection:
15
Evan Bolyen
Northern Arizona University Flagstaff, United States
Engineering & Technology / Computer Science

Citation Metrics

  • Total
    31,261
  • Last 5 Years
    30,403
  • Last 5 Years / Total
    0.973
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* Total Citation Counts Rankings

Rankings

flag
25,621
World Rank
United States
11,460
Country Rank
Northern Arizona University Logo
16
University
Ranking Based On Selection:
16
Jason Sahl
Northern Arizona University Flagstaff, United States
Natural Sciences / Biological Science
Infectious disease genomic

Citation Metrics

  • Total
    30,890
  • Last 5 Years
    14,496
  • Last 5 Years / Total
    0.469
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* Total Citation Counts Rankings

Rankings

flag
26,197
World Rank
United States
11,701
Country Rank
Northern Arizona University Logo
17
University
Ranking Based On Selection:
17
Thomas G Whitham
Northern Arizona University Flagstaff, United States
Natural Sciences / Biological Science
Ecology | Ecological Genetics | Plant Insect Interactions | Community Genetic

Citation Metrics

  • Total
    30,461
  • Last 5 Years
    6,594
  • Last 5 Years / Total
    0.216
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* Total Citation Counts Rankings

Rankings

flag
31,534
World Rank
United States
13,904
Country Rank
Northern Arizona University Logo
18
University
Ranking Based On Selection:
18
Herbert Schweizer
Northern Arizona University Flagstaff, United States
Medical and Health Sciences / Microbiology
microbiology | antimicrobial resistanc

Citation Metrics

  • Total
    26,890
  • Last 5 Years
    8,514
  • Last 5 Years / Total
    0.317
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* Total Citation Counts Rankings

Rankings

flag
32,929
World Rank
United States
14,453
Country Rank
Northern Arizona University Logo
19
University
Ranking Based On Selection:
19
Luke Plonsky
Northern Arizona University Flagstaff, United States
Social Sciences / Linguistics and Literature
applied linguistics | second language acquisition | meta-analysis | research methods | open scienc

Citation Metrics

  • Total
    26,101
  • Last 5 Years
    15,869
  • Last 5 Years / Total
    0.608
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* Total Citation Counts Rankings

Rankings

flag
34,448
World Rank
United States
15,106
Country Rank
Northern Arizona University Logo
20
University
Ranking Based On Selection:
20
Emily K Cope
Northern Arizona University Flagstaff, United States
Others
Chronic rhinosinusitis | Alzheimer's Disease | asthma | airway microbiome | gut microbiom

Citation Metrics

  • Total
    25,286
  • Last 5 Years
    24,249
  • Last 5 Years / Total
    0.959
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* Total Citation Counts Rankings

Rankings

flag
35,644
World Rank
United States
15,607
Country Rank
Northern Arizona University Logo
21
University
Ranking Based On Selection:
21
Laura Huenneke
Northern Arizona University Flagstaff, United States
Others

Citation Metrics

  • Total
    24,696
  • Last 5 Years
    5,075
  • Last 5 Years / Total
    0.205
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* Total Citation Counts Rankings

Rankings

flag
35,764
World Rank
United States
15,657
Country Rank
Northern Arizona University Logo
22
University
Ranking Based On Selection:
22
Thomas Kolb
Northern Arizona University Flagstaff, United States
Agriculture & Forestry / Forestry
Forestry | Ecophysiology | Forest Ecolog

Citation Metrics

  • Total
    24,637
  • Last 5 Years
    11,148
  • Last 5 Years / Total
    0.452
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* Total Citation Counts Rankings

Rankings

flag
38,526
World Rank
United States
16,758
Country Rank
Northern Arizona University Logo
23
University
Ranking Based On Selection:
23
Christopher R Keefe
Northern Arizona University Flagstaff, United States
Engineering & Technology / Computer Science
Software Engineering | Reproducible Science | Microbiome Scienc

Citation Metrics

  • Total
    23,374
  • Last 5 Years
    22,945
  • Last 5 Years / Total
    0.982
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* Total Citation Counts Rankings

Rankings

flag
39,261
World Rank
United States
17,043
Country Rank
Northern Arizona University Logo
24
University
Ranking Based On Selection:
24
Kevin Gurney
Northern Arizona University Flagstaff, United States
Engineering & Technology / Environmental Science & Engineering
carbon cycle | climate change | fossil fuel CO

Citation Metrics

  • Total
    23,060
  • Last 5 Years
    9,347
  • Last 5 Years / Total
    0.405
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* Total Citation Counts Rankings

Rankings

flag
41,779
World Rank
United States
18,000
Country Rank
Northern Arizona University Logo
25
University
Ranking Based On Selection:
25
Neil S Cobb
Northern Arizona University Flagstaff, United States
Natural Sciences / Biological Science
Biodiversity | climate change | environmental stress | gradient

Citation Metrics

  • Total
    22,068
  • Last 5 Years
    9,764
  • Last 5 Years / Total
    0.442
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