World's Best Scientists 2026 revealed!

D-Index & Metrics

Ecology and Evolution

D-Index
47
Citations
12833
World Ranking
4341
National Ranking
5

John Connolly 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 Connolly 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: 142 publications — 47th percentile

47% of scientists in this discipline score the same or lower.

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

John Connolly 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 Connolly 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: 47 D-Index — 49th percentile

49% of scientists in this discipline score the same or lower.

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

Overview

John Connolly is affiliated with University College Dublin in Ireland and conducts research primarily within Environmental Science and Agricultural and Biological Sciences. Their work spans a variety of subfields including Nature and Landscape Conservation, Global and Planetary Change, Ecology, Evolution, Behavior and Systematics, Ecology, and Ecological Modeling.

Their research topics include Ecology and Vegetation Dynamics Studies, Plant and Animal Studies, Ecosystem Dynamics and Resilience, Fire Effects on Ecosystems, Forest Ecology and Management, Animal Ecology and Behavior Studies, and Land Use and Ecosystem Services.

Connolly has contributed to multiple scientific publications in diverse peer-reviewed journals. Recent papers include:

  • Biotic homogenization destabilizes ecosystem functioning by decreasing spatial asynchrony, 2021, Ecology
  • The significance of tree-tree interactions for forest ecosystem functioning, 2021, Basic and Applied Ecology
  • Mechanistic links between biodiversity effects on ecosystem functioning and stability in a multi-site grassland experiment, 2021, Journal of Ecology
  • Systematic distributions of interaction strengths across tree interaction networks yield positive diversity-productivity relationships, 2023, Ecology Letters
  • Going beyond richness: Modelling the BEF relationship using species identity, evenness, richness and species interactions via the DImodels R package, 2023, Methods in Ecology and Evolution

Frequent co-authors collaborating with Connolly include Shaopeng Wang, Nico Eisenhauer, Stefan Trogisch, Ulrich Brose, and Werner Härdtle. Each of these collaborators has worked on multiple projects alongside Connolly.

Their work has been published in frequently contributing venues such as Ecology, Basic and Applied Ecology, Journal of Ecology, Ecology Letters, and Methods in Ecology and Evolution.

Best Publications

  • High plant diversity is needed to maintain ecosystem services

    Forest Isbell;Vincent Calcagno;Andy Hector;John Connolly

  • Biodiversity increases the resistance of ecosystem productivity to climate extremes

    Forest Isbell;Dylan Craven;John Connolly;Michael Loreau

  • Weed suppression greatly increased by plant diversity in intensively managed grasslands: A continental-scale experiment

    John Connolly;Maria Teresa Sebastià;Laura Kirwan;Laura Kirwan;John Anthony Finn

  • Production of allergenic pollen by ragweed (Ambrosia artemisiifolia L.) is increased in CO2-enriched atmospheres

    Peter Wayne;Susannah Foster;John Connolly;Fakhri Bazzaz

  • The Future of Complementarity: Disentangling Causes from Consequences

    Kathryn E. Barry;Liesje Mommer;Jasper van Ruijven;Christian Wirth;Christian Wirth

  • Ecosystem function enhanced by combining four functional types of plant species in intensively managed grassland mixtures: a 3‐year continental‐scale field experiment

    John A. Finn;Laura Kirwan;John Connolly;M. Teresa Sebastià

  • Designs for greenhouse studies of interactions between plants

    David. J. Gibson;John Connolly;David. C. Hartnett;Jeffrey. D. Weidenhamer

  • Evenness drives consistent diversity effects in intensive grassland systems across 28 European sites

    L. Kirwan;A. Luscher;M. T. Sebastia;J. A. Finn

  • Strong mixture effects among four species in fertilized agricultural grassland led to persistent and consistent transgressive overyielding

    Daniel Nyfeler;Olivier Huguenin‐Elie;Matthias Suter;Emmanuel Frossard

  • Diversity–interaction modeling: estimating contributions of species identities and interactions to ecosystem function

    L. Kirwan;L. Kirwan;J. Connolly;J. A. Finn;C. Brophy

  • Plant diversity effects on grassland productivity are robust to both nutrient enrichment and drought

    Dylan Craven;Forest Isbell;Pete Manning;John Connolly

  • Nitrogen yield advantage from grass–legume mixtures is robust over a wide range of legume proportions and environmental conditions

    Matthias Suter;John Connolly;John A. Finn;Ralf Loges

  • Impact of lime, nitrogen and plant species on fungal community structure in grassland microcosms

    Nabla Kennedy;John Connolly;Nicholas Clipson

  • Interspecific Competition in Plants: How Well Do Current Methods Answer Fundamental Questions?

    John Connolly;Peter Wayne;Fakhri A. Bazzaz

  • Digital mapping of peatlands – A critical review

    Budiman Minasny;Örjan Berglund;John Connolly;Carolyn Hedley

  • The peatland map of Europe

    F. Tanneberger;C. Tegetmeyer;S. Busse;A. Barthelmes

  • The information content of indicators in intercropping research

    J Connolly;H.C Goma;K Rahim

  • Nitrous Oxide Emissions

    Bernard Hyde;Mary Ryan;M. Hawkins;John Connolly

  • Asymmetric competition between plant species

    J. Connolly;J. Connolly;P. Wayne

  • Biotic homogenization destabilizes ecosystem functioning by decreasing spatial asynchrony.

    Shaopeng Wang;Michel Loreau;Claire de Mazancourt;Forest Isbell

  • On the use of response models in mixture experiments.

    J. Connolly

Frequent Co-Authors

Alexandra Weigelt
Alexandra Weigelt Leipzig University
Anjo Elgersma
Anjo Elgersma Wageningen University & Research
Maria-Teresa Sebastià
Maria-Teresa Sebastià University of Lleida
Forest Isbell
Forest Isbell University of Minnesota
Peter B. Reich
Peter B. Reich University of Minnesota
Thomas Bolger
Thomas Bolger University College Dublin
Bernhard Schmid
Bernhard Schmid University of Zurich
Gilles Bélanger
Gilles Bélanger Agriculture and Agriculture-Food Canada
Christiane Roscher
Christiane Roscher Helmholtz Centre for Environmental Research

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Related Online Degrees & Career Pathways

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