World's Best Scientists 2026 revealed!
Kathleen A. Campbell

Kathleen A. Campbell

D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Earth Science 46 4272 3928 39 37 144 7071

Kathleen A. Campbell publications per year

The chart shows the history of publications by Kathleen A. Campbell between 1991 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Kathleen A. Campbell published across 35 years, from 1991 to 2025, averaging 5.3 papers a year. Output peaked at 25 publications in 2018. 13 of the 184 publications appeared in the last two years.

No. of publications
5 10 15 20 25
Bar chart. Horizontal axis: year, 1991 to 2025. Vertical axis: number of publications, 0 to 25. Peak 25 publications in 2018. 1991: 1 publication 1992: 6 publications 1993: 1 publication 1994: 1 publication 1995: 3 publications 1996: 0 publications 1997: 0 publications 1998: 0 publications 1999: 0 publications 2000: 4 publications 2001: 2 publications 2002: 6 publications 2003: 4 publications 2004: 6 publications 2005: 4 publications 2006: 7 publications 2007: 6 publications 2008: 7 publications 2009: 2 publications 2010: 7 publications 2011: 4 publications 2012: 3 publications 2013: 3 publications 2014: 5 publications 2015: 5 publications 2016: 5 publications 2017: 9 publications 2018: 25 publications 2019: 14 publications 2020: 6 publications 2021: 10 publications 2022: 9 publications 2023: 6 publications 2024: 7 publications 2025: 6 publications
1991 2025

184 publications in total across all disciplines

View publications per year as a table
Kathleen A. Campbell: publications per year, 1991 to 2025
Year Publications
1991 1
1992 6
1993 1
1994 1
1995 3
1996 0
1997 0
1998 0
1999 0
2000 4
2001 2
2002 6
2003 4
2004 6
2005 4
2006 7
2007 6
2008 7
2009 2
2010 7
2011 4
2012 3
2013 3
2014 5
2015 5
2016 5
2017 9
2018 25
2019 14
2020 6
2021 10
2022 9
2023 6
2024 7
2025 6
Total 184
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Kathleen A. Campbell publication distribution in Earth Science in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Earth Science in 2026. The highlighted bar marks where Kathleen A. Campbell sits on this spectrum.

No. of scientists
100 200 300 400 500
Bar chart with 58 bars. Horizontal axis: publications, 38–47 to 603+. Vertical axis: number of scientists, 0 to 557. Most scientists, 557, have 128–137 publications. The last bar groups every scientist with 603 publications or more. The highlighted bar, 138–147 publications, is where this scientist sits. 38–47 publications: 5 scientists 48–57 publications: 33 scientists 58–67 publications: 94 scientists 68–77 publications: 161 scientists 78–87 publications: 278 scientists 88–97 publications: 376 scientists 98–107 publications: 404 scientists 108–117 publications: 484 scientists 118–127 publications: 540 scientists 128–137 publications: 557 scientists 138–147 publications: 491 scientists 148–157 publications: 495 scientists 158–167 publications: 458 scientists 168–177 publications: 490 scientists 178–187 publications: 414 scientists 188–197 publications: 401 scientists 198–207 publications: 333 scientists 208–217 publications: 292 scientists 218–227 publications: 290 scientists 228–237 publications: 262 scientists 238–247 publications: 243 scientists 248–257 publications: 208 scientists 258–267 publications: 185 scientists 268–277 publications: 147 scientists 278–287 publications: 128 scientists 288–297 publications: 119 scientists 298–307 publications: 120 scientists 308–317 publications: 107 scientists 318–327 publications: 93 scientists 328–337 publications: 87 scientists 338–347 publications: 64 scientists 348–357 publications: 87 scientists 358–367 publications: 60 scientists 368–377 publications: 60 scientists 378–387 publications: 34 scientists 388–397 publications: 50 scientists 398–407 publications: 44 scientists 408–417 publications: 31 scientists 418–427 publications: 39 scientists 428–437 publications: 27 scientists 438–447 publications: 36 scientists 448–457 publications: 27 scientists 458–467 publications: 29 scientists 468–477 publications: 30 scientists 478–487 publications: 19 scientists 488–497 publications: 15 scientists 498–507 publications: 18 scientists 508–517 publications: 19 scientists 518–527 publications: 16 scientists 528–537 publications: 10 scientists 538–547 publications: 11 scientists 548–557 publications: 14 scientists 558–567 publications: 11 scientists 568–577 publications: 7 scientists 578–587 publications: 14 scientists 588–597 publications: 5 scientists 598–602 publications: 4 scientists 603+ publications: 100 scientists
38–47 publications 603+

This scientist: 144 publications — 36th percentile

36% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 603 publications or more.

View publications distribution as a table
Number of Earth Science scientists by publication count, Research.com 2026 ranking edition. Based on 9,176 ranked scientists.
Publications Scientists This scientist
38–47 5
48–57 33
58–67 94
68–77 161
78–87 278
88–97 376
98–107 404
108–117 484
118–127 540
128–137 557
138–147 491 144
148–157 495
158–167 458
168–177 490
178–187 414
188–197 401
198–207 333
208–217 292
218–227 290
228–237 262
238–247 243
248–257 208
258–267 185
268–277 147
278–287 128
288–297 119
298–307 120
308–317 107
318–327 93
328–337 87
338–347 64
348–357 87
358–367 60
368–377 60
378–387 34
388–397 50
398–407 44
408–417 31
418–427 39
428–437 27
438–447 36
448–457 27
458–467 29
468–477 30
478–487 19
488–497 15
498–507 18
508–517 19
518–527 16
528–537 10
538–547 11
548–557 14
558–567 11
568–577 7
578–587 14
588–597 5
598–602 4
603+ 100
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Kathleen A. Campbell D-index placement in Earth Science in 2026

The chart shows the D-index (discipline H-index) distribution of Earth Science scientists ranked by Research.com in 2026. The highlighted bar marks where Kathleen A. Campbell sits on this spectrum.

No. of scientists
100 200 300
Bar chart with 77 bars. Horizontal axis: D-Index, 30 to 106+. Vertical axis: number of scientists, 0 to 389. Most scientists, 389, have 36 D-Index. The last bar groups every scientist with 106 D-Index or more. The highlighted bar, 46 D-Index, is where this scientist sits. 30 D-Index: 144 scientists 31 D-Index: 215 scientists 32 D-Index: 278 scientists 33 D-Index: 379 scientists 34 D-Index: 366 scientists 35 D-Index: 372 scientists 36 D-Index: 389 scientists 37 D-Index: 366 scientists 38 D-Index: 344 scientists 39 D-Index: 349 scientists 40 D-Index: 296 scientists 41 D-Index: 289 scientists 42 D-Index: 277 scientists 43 D-Index: 279 scientists 44 D-Index: 248 scientists 45 D-Index: 257 scientists 46 D-Index: 212 scientists 47 D-Index: 202 scientists 48 D-Index: 207 scientists 49 D-Index: 204 scientists 50 D-Index: 183 scientists 51 D-Index: 178 scientists 52 D-Index: 182 scientists 53 D-Index: 178 scientists 54 D-Index: 163 scientists 55 D-Index: 117 scientists 56 D-Index: 163 scientists 57 D-Index: 120 scientists 58 D-Index: 113 scientists 59 D-Index: 136 scientists 60 D-Index: 135 scientists 61 D-Index: 96 scientists 62 D-Index: 103 scientists 63 D-Index: 83 scientists 64 D-Index: 103 scientists 65 D-Index: 83 scientists 66 D-Index: 89 scientists 67 D-Index: 92 scientists 68 D-Index: 89 scientists 69 D-Index: 78 scientists 70 D-Index: 75 scientists 71 D-Index: 53 scientists 72 D-Index: 62 scientists 73 D-Index: 54 scientists 74 D-Index: 35 scientists 75 D-Index: 52 scientists 76 D-Index: 50 scientists 77 D-Index: 32 scientists 78 D-Index: 37 scientists 79 D-Index: 20 scientists 80 D-Index: 33 scientists 81 D-Index: 36 scientists 82 D-Index: 34 scientists 83 D-Index: 34 scientists 84 D-Index: 24 scientists 85 D-Index: 19 scientists 86 D-Index: 18 scientists 87 D-Index: 26 scientists 88 D-Index: 30 scientists 89 D-Index: 17 scientists 90 D-Index: 21 scientists 91 D-Index: 19 scientists 92 D-Index: 15 scientists 93 D-Index: 14 scientists 94 D-Index: 20 scientists 95 D-Index: 9 scientists 96 D-Index: 10 scientists 97 D-Index: 15 scientists 98 D-Index: 13 scientists 99 D-Index: 3 scientists 100 D-Index: 13 scientists 101 D-Index: 3 scientists 102 D-Index: 9 scientists 103 D-Index: 4 scientists 104 D-Index: 6 scientists 105 D-Index: 6 scientists 106+ D-Index: 98 scientists
30 D-Index 106+

This scientist: 46 D-Index — 55th percentile

55% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 106 D-Index or more.

View D-Index distribution as a table
Number of Earth Science scientists by D-index, Research.com 2026 ranking edition. Based on 9,176 ranked scientists.
D-Index Scientists This scientist
30 144
31 215
32 278
33 379
34 366
35 372
36 389
37 366
38 344
39 349
40 296
41 289
42 277
43 279
44 248
45 257
46 212 46
47 202
48 207
49 204
50 183
51 178
52 182
53 178
54 163
55 117
56 163
57 120
58 113
59 136
60 135
61 96
62 103
63 83
64 103
65 83
66 89
67 92
68 89
69 78
70 75
71 53
72 62
73 54
74 35
75 52
76 50
77 32
78 37
79 20
80 33
81 36
82 34
83 34
84 24
85 19
86 18
87 26
88 30
89 17
90 21
91 19
92 15
93 14
94 20
95 9
96 10
97 15
98 13
99 3
100 13
101 3
102 9
103 4
104 6
105 6
106+ 98
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Research.com Recognitions

  • 2016 - Fellow of the Royal Society of New Zealand

Overview

Kathleen A. Campbell is affiliated with the University of Auckland in New Zealand. Their primary field of study is Earth and Planetary Sciences, with a focus that spans paleontology, atmospheric science, astronomy and astrophysics, ecology, and artificial intelligence as subfields.

The scientist has contributed extensively to topics such as paleontology and stratigraphy of fossils, geology and paleoclimatology research, planetary science and exploration, microbial community ecology and physiology, geochemistry and elemental analysis, geological and geochemical analysis, and methane hydrates and related phenomena.

Recent publications by Kathleen A. Campbell include:

  • "A Reconstructed Subaerial Hot Spring Field in the ∼3.5 Billion-Year-Old Dresser Formation, North Pole Dome, Pilbara Craton, Western Australia" (2020) published in Astrobiology
  • "Genomic adaptations enabling Acidithiobacillus distribution across wide-ranging hot spring temperatures and pHs" (2021) published in Microbiome
  • "Biomolecules from Fossilized Hot Spring Sinters: Implications for the Search for Life on Mars" (2020) published in Astrobiology
  • "Stromatolitic digitate sinters form under wide-ranging physicochemical conditions with diverse hot spring microbial communities" (2020) published in Geobiology
  • "Bacterial and archaeal community distributions and cosmopolitanism across physicochemically diverse hot springs" (2023) published in ISME Communications

Frequent coauthors collaborating with Kathleen A. Campbell include Martin J. Van Kranendonk, Diego M. Guido, Bronwyn L. Teece, Chanenath Sriaporn, and Kim M. Handley.

Their work has appeared regularly in publication venues such as Goldschmidt2022 abstracts, Astrobiology, Geobiology, Sedimentary Geology, and Microbiome. Among these, Goldschmidt2022 abstracts has seen the largest number of their publications.

Kathleen A. Campbell was awarded the title Fellow of the Royal Society of New Zealand in 2016.

Best Publications

  • Hydrocarbon seep and hydrothermal vent paleoenvironments and paleontology: Past developments and future research directions

    Kathleen A. Campbell

  • Ancient hydrocarbon seeps from the Mesozoic convergent margin of California : carbonate geochemistry, fluids and palaeoenvironments

    Kathleen Campbell;JD Farmer;D Des Marais

  • Earliest signs of life on land preserved in ca. 3.5 Ga hot spring deposits

    Tara Djokic;Tara Djokic;Martin J Van Kranendonk;Martin J Van Kranendonk;Kathleen A Campbell;Malcolm R Walter

  • Mineralogical and textural changes accompanying ageing of silica sinter

    N. R. Herdianita;P. R. L. Browne;K. A. Rodgers;K. A. Campbell

  • Biosignatures on Mars: What, Where, and How? Implications for the Search for Martian Life

    Frances Westall;Frédéric Foucher;Nicolas Bost;Marylène Bertrand

  • Diagenesis of 1900-year-old siliceous sinter (opal-A to quartz) at Opal Mound, Roosevelt Hot Springs, Utah, U.S.A.

    Bridget Y. Lynne;Kathleen A. Campbell;J.N. Moore;P.R.L. Browne

  • Brachiopods and chemosymbiotic bivalves in Phanerozoic hydrothermal vent and cold seep environments

    Kathleen A. Campbell;David J. Bottjer

  • A Hydrothermal-Sedimentary Context for the Origin of Life.

    Frances Westall;Keyron Hickman-Lewis;Keyron Hickman-Lewis;Nancy Hinman;Pascale Gautret

  • Defining biominerals and organominerals: direct and indirect indicators of life

    Randall S. Perry;Randall S. Perry;Nicola Mcloughlin;Bridget Y. Lynne;Mark A. Sephton

  • Sedimentary Facies and Mineralogy of the Late Pleistocene Umukuri Silica Sinter, Taupo Volcanic Zone, New Zealand

    Kathleen Campbell;Karen Sannazzaro;Kerry Rodgers;Niniek Herdianita

  • Lipid biomarker patterns of methane-seep microbialites from the Mesozoic convergent margin of California

    Daniel Birgel;Volker Thiel;Kai-Uwe Hinrichs;Marcus Elvert

  • Morphologic and Mineralogic Transitions From Opal-A to Opal-CT in Low-Temperature Siliceous Sinter Diagenesis, Taupo Volcanic Zone, New Zealand

    Bridget Y. Lynne;Kathleen A. Campbell

  • Geyserite in hot-spring siliceous sinter: Window on Earth's hottest terrestrial (paleo)environment and its extreme life

    Kathleen A. Campbell;Diego Martin Guido;Pascale Gautret;Frédéric Foucher

  • Hydrocarbon seep-carbonates of a Miocene forearc (East Coast Basin), North Island, New Zealand

    Kathleen A. Campbell;David A. Francis;Mike Collins;Murray R. Gregory

  • Jurassic hot spring deposits of the Deseado Massif (Patagonia, Argentina): Characteristics and controls on regional distribution

    Diego M. Guido;Kathleen A. Campbell

  • Diagenetic transformations (opal-A to quartz) of low- and mid-temperature microbial textures in siliceous hot-spring deposits, Taupo Volcanic Zone, New Zealand

    Bridget Y Lynne;Kathleen A Campbell

  • Tracking crystallinity in siliceous hot-spring deposits

    Bridget Y. Lynne;Kathleen A. Campbell;Bryony J. James;Patrick R. L. Browne

  • The potential science and engineering value of samples delivered to Earth by Mars sample return : International MSR Objectives and Samples Team (iMOST)

    D. W. Beaty;M. M. Grady;H. Y. McSween;E. Sefton-Nash

  • Archean (3.33 Ga) microbe-sediment systems were diverse and flourished in a hydrothermal context

    Frances Westall;Kathleen A. Campbell;Kathleen A. Campbell;Jean Gabriel Bréhéret;Frédéric Foucher

  • Tracing Biosignature Preservation of Geothermally Silicified Microbial Textures into the Geological Record

    Kathleen A. Campbell;Bridget Y. Lynne;Kim M. Handley;Kim M. Handley;Sacha Jordan

  • Jurassic hot spring deposits of the Deseado Massif (Patagonia, Argentina)

    Diego Martín Guido;Kathleen A. Campbell

Frequent Co-Authors

Jack D. Farmer
Jack D. Farmer Arizona State University
Scott M. McLennan
Scott M. McLennan Stony Brook University
Vinciane Debaille
Vinciane Debaille Université Libre de Bruxelles
Timothy D. Swindle
Timothy D. Swindle University of Arizona
Stephanie C. Werner
Stephanie C. Werner University of Oslo
Janice L. Bishop
Janice L. Bishop Search for Extraterrestrial Intelligence
Mahesh Anand
Mahesh Anand The Open University
Monica M. Grady
Monica M. Grady The Open University
Yuri Amelin
Yuri Amelin Australian National University

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