World's Best Scientists 2026 revealed!

D-Index & Metrics

Ecology and Evolution

D-Index
71
Citations
24156
World Ranking
1279
National Ranking
472

John W. Williams publication distribution in Ecology and Evolution in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Ecology and Evolution in 2026. The highlighted bar marks where John W. Williams sits on this spectrum.

37–41 publications: 2 scientists 42–46 publications: 9 scientists 47–51 publications: 10 scientists 52–56 publications: 31 scientists 57–61 publications: 56 scientists 62–66 publications: 91 scientists 67–71 publications: 92 scientists 72–76 publications: 127 scientists 77–81 publications: 173 scientists 82–86 publications: 236 scientists 87–91 publications: 227 scientists 92–96 publications: 240 scientists 97–101 publications: 333 scientists 102–106 publications: 280 scientists 107–111 publications: 300 scientists 112–116 publications: 285 scientists 117–121 publications: 305 scientists 122–126 publications: 287 scientists 127–131 publications: 278 scientists 132–136 publications: 289 scientists 137–141 publications: 273 scientists 142–146 publications: 262 scientists 147–151 publications: 246 scientists 152–156 publications: 235 scientists 157–161 publications: 205 scientists 162–166 publications: 199 scientists 167–171 publications: 174 scientists 172–176 publications: 164 scientists 177–181 publications: 173 scientists 182–186 publications: 189 scientists 187–191 publications: 170 scientists 192–196 publications: 139 scientists 197–201 publications: 128 scientists 202–206 publications: 117 scientists 207–211 publications: 115 scientists 212–216 publications: 107 scientists 217–221 publications: 124 scientists 222–226 publications: 81 scientists 227–231 publications: 82 scientists 232–236 publications: 85 scientists 237–241 publications: 75 scientists 242–246 publications: 66 scientists 247–251 publications: 81 scientists 252–256 publications: 69 scientists 257–261 publications: 70 scientists 262–266 publications: 55 scientists 267–271 publications: 64 scientists 272–276 publications: 49 scientists 277–281 publications: 48 scientists 282–286 publications: 44 scientists 287–291 publications: 45 scientists 292–296 publications: 36 scientists 297–301 publications: 39 scientists 302–306 publications: 38 scientists 307–311 publications: 30 scientists 312–316 publications: 34 scientists 317–321 publications: 25 scientists 322–326 publications: 22 scientists 327–331 publications: 28 scientists 332–336 publications: 30 scientists 337–341 publications: 22 scientists 342–346 publications: 30 scientists 347–351 publications: 26 scientists 352–356 publications: 22 scientists 357–361 publications: 29 scientists 362–366 publications: 21 scientists 367–371 publications: 12 scientists 372–376 publications: 18 scientists 377–381 publications: 17 scientists 382–386 publications: 13 scientists 387–391 publications: 21 scientists 392–396 publications: 13 scientists 397–401 publications: 10 scientists 402–406 publications: 15 scientists 407–411 publications: 8 scientists 412–416 publications: 9 scientists 417–421 publications: 8 scientists 422–426 publications: 4 scientists 427–431 publications: 10 scientists 432–436 publications: 10 scientists 437–441 publications: 5 scientists 442–446 publications: 4 scientists 447–451 publications: 10 scientists 452–456 publications: 2 scientists 457–461 publications: 4 scientists 462–466 publications: 7 scientists 467–471 publications: 7 scientists 472–476 publications: 6 scientists 477–481 publications: 6 scientists 482–486 publications: 3 scientists 487–491 publications: 3 scientists 492–496 publications: 4 scientists 497–501 publications: 4 scientists 502–506 publications: 8 scientists 507–511 publications: 5 scientists 512–516 publications: 4 scientists 517–521 publications: 5 scientists 522–526 publications: 4 scientists 527–530 publications: 5 scientists 531+ publications: 100 scientists
37 publications 531+

This scientist: 198 publications — 73rd percentile

73% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 531 publications or more.

John W. Williams D-index placement in Ecology and Evolution in 2026

The chart shows the D-index (discipline H-index) distribution of Ecology and Evolution scientists ranked by Research.com in 2026. The highlighted bar marks where John W. Williams sits on this spectrum.

30 D-Index: 95 scientists 31 D-Index: 123 scientists 32 D-Index: 191 scientists 33 D-Index: 245 scientists 34 D-Index: 252 scientists 35 D-Index: 244 scientists 36 D-Index: 249 scientists 37 D-Index: 244 scientists 38 D-Index: 254 scientists 39 D-Index: 254 scientists 40 D-Index: 280 scientists 41 D-Index: 274 scientists 42 D-Index: 266 scientists 43 D-Index: 233 scientists 44 D-Index: 248 scientists 45 D-Index: 208 scientists 46 D-Index: 201 scientists 47 D-Index: 213 scientists 48 D-Index: 207 scientists 49 D-Index: 172 scientists 50 D-Index: 209 scientists 51 D-Index: 199 scientists 52 D-Index: 153 scientists 53 D-Index: 169 scientists 54 D-Index: 163 scientists 55 D-Index: 148 scientists 56 D-Index: 120 scientists 57 D-Index: 146 scientists 58 D-Index: 137 scientists 59 D-Index: 140 scientists 60 D-Index: 104 scientists 61 D-Index: 119 scientists 62 D-Index: 118 scientists 63 D-Index: 99 scientists 64 D-Index: 77 scientists 65 D-Index: 100 scientists 66 D-Index: 86 scientists 67 D-Index: 83 scientists 68 D-Index: 75 scientists 69 D-Index: 94 scientists 70 D-Index: 57 scientists 71 D-Index: 68 scientists 72 D-Index: 59 scientists 73 D-Index: 63 scientists 74 D-Index: 66 scientists 75 D-Index: 60 scientists 76 D-Index: 42 scientists 77 D-Index: 49 scientists 78 D-Index: 39 scientists 79 D-Index: 37 scientists 80 D-Index: 43 scientists 81 D-Index: 41 scientists 82 D-Index: 45 scientists 83 D-Index: 34 scientists 84 D-Index: 40 scientists 85 D-Index: 35 scientists 86 D-Index: 55 scientists 87 D-Index: 24 scientists 88 D-Index: 24 scientists 89 D-Index: 30 scientists 90 D-Index: 23 scientists 91 D-Index: 25 scientists 92 D-Index: 27 scientists 93 D-Index: 27 scientists 94 D-Index: 13 scientists 95 D-Index: 23 scientists 96 D-Index: 12 scientists 97 D-Index: 14 scientists 98 D-Index: 19 scientists 99 D-Index: 16 scientists 100 D-Index: 14 scientists 101 D-Index: 5 scientists 102 D-Index: 21 scientists 103 D-Index: 16 scientists 104 D-Index: 10 scientists 105 D-Index: 7 scientists 106 D-Index: 7 scientists 107 D-Index: 7 scientists 108 D-Index: 6 scientists 109 D-Index: 9 scientists 110 D-Index: 11 scientists 111 D-Index: 12 scientists 112 D-Index: 9 scientists 113 D-Index: 7 scientists 114 D-Index: 3 scientists 115 D-Index: 8 scientists 116 D-Index: 5 scientists 117 D-Index: 11 scientists 118 D-Index: 4 scientists 119 D-Index: 2 scientists 120 D-Index: 5 scientists 121+ D-Index: 100 scientists
30 D-Index 121+

This scientist: 71 D-Index — 85th percentile

85% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 121 D-Index or more.

Research.com Recognitions

  • 1962 - Fellow of the American Association for the Advancement of Science (AAAS)

Overview

John W. Williams is affiliated with the University of Wisconsin-Madison in the United States. Their research focuses primarily on Environmental Science and Earth and Planetary Sciences, with significant contributions in subfields including Atmospheric Science, Global and Planetary Change, Nature and Landscape Conservation, Ecology, and Ecological Modeling.

Williams' work covers several key topics such as Geology and Paleoclimatology Research, Ecology and Vegetation Dynamics Studies, Tree-ring Climate Responses, Species Distribution and Climate Change, Pleistocene-Era Hominins and Archaeology, Isotope Analysis in Ecology, and Ecosystem Dynamics and Resilience.

Their recent publications include:

  • "Climate change, ecosystems and abrupt change: science priorities" (2020) in Philosophical Transactions of the Royal Society B Biological Sciences
  • "Global acceleration in rates of vegetation change over the past 18,000 years" (2021) in Science
  • "Past abrupt changes, tipping points and cascading impacts in the Earth system" (2021) in Nature Geoscience
  • "A unifying framework for studying and managing climate-driven rates of ecological change" (2020) in Nature Ecology & Evolution
  • "BioDeepTime: A database of biodiversity time series for modern and fossil assemblages" (2023) in Global Ecology and Biogeography

Frequent coauthors in their body of work include Simon Goring, David Fastovich, Jessica L. Blois, Jansen A. Smith, and María Dornelas.

Williams has published extensively in venues such as Abstracts with Programs - Geological Society of America, Zenodo (CERN European Organization for Nuclear Research), Science, Global Ecology and Biogeography, and Quaternary Science Reviews.

In recognition of their contributions, Williams was named a Fellow of the American Association for the Advancement of Science (AAAS) in 1962.

Best Publications

  • Approaching a state shift in Earth’s biosphere

    Anthony D. Barnosky;Elizabeth A. Hadly;Jordi Bascompte;Eric L. Berlow

  • Novel climates, no‐analog communities, and ecological surprises

    John W. Williams;Stephen T. Jackson

  • Projected distributions of novel and disappearing climates by 2100 AD

    John W. Williams;Stephen T. Jackson;John E. Kutzbach

  • Space can substitute for time in predicting climate-change effects on biodiversity

    Jessica L. Blois;John W. Williams;Matthew C. Fitzpatrick;Stephen T. Jackson

  • Pollen-based continental climate reconstructions at 6 and 21 ka: A global synthesis

    Patrick J Bartlein;S P Harrison;S P Harrison;S Brewer;Simon Connor

  • Pleistocene megafaunal collapse, novel plant communities, and enhanced fire regimes in North America.

    Jacquelyn L. Gill;John W. Williams;Stephen T. Jackson;Katherine B. Lininger

  • LATE‐QUATERNARY VEGETATION DYNAMICS IN NORTH AMERICA: SCALING FROM TAXA TO BIOMES

    John W. Williams;Bryan N. Shuman;Thompson Webb;Patrick J. Bartlein

  • Global climate evolution during the last deglaciation

    Peter U. Clark;Jeremy D. Shakun;Paul A. Baker;Patrick J. Bartlein

  • Pliocene and Eocene provide best analogs for near-future climates.

    Kevin Burke;John Williams;Mark Chandler;Alan Haywood

  • MODERN ANALOGS IN QUATERNARY PALEOECOLOGY: Here Today, Gone Yesterday, Gone Tomorrow?

    Stephen T. Jackson;John W. Williams

  • Climate refugia: joint inference from fossil records, species distribution models and phylogeography

    Daniel G. Gavin;Matthew C. Fitzpatrick;Paul F. Gugger;Katy D. Heath

  • The Neotoma Paleoecology Database, a multiproxy, international, community-curated data resource

    John W. Williams;Eric C. Grimm;Jessica L. Blois;Donald F. Charles

  • Vegetation and environment in Eastern North America during the Last Glacial Maximum

    Stephen T. Jackson;Robert S. Webb;Katharine H. Anderson;Jonathan T. Overpeck;Jonathan T. Overpeck

  • Climate change, ecosystems and abrupt change: science priorities.

    Monica G. Turner;W. John Calder;Graeme S. Cumming;Terry P. Hughes

  • No-analog climates and shifting realized niches during the late quaternary: implications for 21st-century predictions by species distribution models

    Samuel D. Veloz;John W. Williams;Jessica L. Blois;Feng He

  • Situating Ecology as a Big-Data Science: Current Advances, Challenges, and Solutions

    Scott S Farley;Andria Dawson;Simon J Goring;John W Williams

  • DISSIMILARITY ANALYSES OF LATE-QUATERNARY VEGETATION AND CLIMATE IN EASTERN NORTH AMERICA

    John W. Williams;Bryan N. Shuman;Thompson Webb

  • Abrupt Change in Ecological Systems: Inference and Diagnosis

    Zak Ratajczak;Stephen R. Carpenter;Anthony R. Ives;Christopher J. Kucharik

  • Modern pollen data from North America and Greenland for multi-scale paleoenvironmental applications

    J. Whitmore;K. Gajewski;M. Sawada;J.W. Williams

  • Managed Relocation: Integrating the Scientific, Regulatory, and Ethical Challenges

    Mark W. Schwartz;Jessica J. Hellmann;Jason M. McLachlan;Dov F. Sax

  • Looking forward through the past: Identification of 50 priority research questions in palaeoecology

    Alistair W. R. Seddon;Alistair W. R. Seddon;Anson W. Mackay;Ambroise G. Baker;H. John B. Birks;H. John B. Birks;H. John B. Birks

  • Projected Distributions of Novel and Disappearing Climates by 2100AD

    J. W. Williams;S. T. Jackson;J. E. Kutzbach

Frequent Co-Authors

Stephen T. Jackson
Stephen T. Jackson United States Geological Survey
Bryan N. Shuman
Bryan N. Shuman University of Wyoming
Patrick J. Bartlein
Patrick J. Bartlein University of Oregon
Alejandro Ordonez
Alejandro Ordonez Aarhus University
Eric C. Grimm
Eric C. Grimm University of Minnesota
Matthew C. Fitzpatrick
Matthew C. Fitzpatrick University of Maryland Center For Environmental Sciences
Thompson Webb
Thompson Webb Brown University
Simon Brewer
Simon Brewer University of Utah
Michael Notaro
Michael Notaro University of Wisconsin–Madison
Zhengyu Liu
Zhengyu Liu The Ohio State University

If you think any of the details on this page are incorrect, let us know.

Report an issue

We appreciate your kind effort to assist us to improve this page, it would be helpful providing us with as much detail as possible in the text box below:

Related Online Degrees & Career Pathways

Exploring Ecology and Evolution can open doors to diverse scientific careers, but it’s also important to consider related online degree options and pathways to advance your education and expertise. Many students interested in life sciences shift toward healthcare roles, making nursing a popular alternative. If you have a non-nursing background, direct entry msn programs online offer a fast track to a nursing career through flexible, accelerated graduate programs.

For those already in nursing, comparing online degree providers is crucial. Institutions like Chamberlain and Capella offer different strengths—see this detailed breakdown: chamberlain vs capella rn to bsn program. Many programs also make it easy for registered nurses to advance their qualifications; online bsn to msn programs help nurses move into advanced practice or leadership.

If you value educational quality and affordability, look for a non profit online university, which can offer accredited programs with a student-centered focus. Carefully exploring these pathways can help you apply your ecological and evolutionary knowledge in high-impact scientific and healthcare settings.

Best Scientists Citing John W. Williams

Trending Scientists

Recently Published Articles