World's Best Scientists 2026 revealed!
Laurence Packer

Laurence Packer

D-Index & Metrics

Ecology and Evolution

D-Index
55
Citations
13318
World Ranking
2939
National Ranking
198

Laurence Packer 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 Laurence Packer 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: 167 publications — 61st percentile

61% of scientists in this discipline score the same or lower.

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

Laurence Packer 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 Laurence Packer 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: 55 D-Index — 66th percentile

66% of scientists in this discipline score the same or lower.

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

Overview

Laurence Packer is affiliated with York University in Canada and focuses research within the Agricultural and Biological Sciences field, with 48 publications. Their work spans several subfields including Ecology, Evolution, Behavior and Systematics; Insect Science; Genetics; Plant Science; and Ecological Modeling. This range shows a broad engagement with topics related to biology and ecology.

Their main topics of study include Plant and Animal Studies, Insect and Pesticide Research, Insect and Arachnid Ecology and Behavior, Plant Parasitism and Resistance, Species Distribution and Climate Change, Lepidoptera: Biology and Taxonomy, and Fossil Insects in Amber. These subjects demonstrate a focus on ecological interactions, insect biology, and environmental changes affecting species.

Recent papers authored or coauthored by Laurence Packer include:

  • Interpreting insect declines: seven challenges and a way forward, 2020, Insect Conservation and Diversity
  • The evolutionary history of bees in time and space, 2023, Current Biology
  • Phylogeny, biogeography and diversification of the mining bee family Andrenidae, 2021, Systematic Entomology
  • Spotlight on insects: trends, threats and conservation challenges, 2020, Insect Conservation and Diversity
  • Inadequate treatment of taxonomic information prevents replicability of most zoological research, 2020, Canadian Journal of Zoology

Laurence Packer has published in various venues, frequently contributing to journals such as Zootaxa, Insect Conservation and Diversity, Sociobiology, Global Biodiversity Information Facility, and Current Biology. These outlets align with themes of entomology, biodiversity, and conservation sciences.

Collaborations appear significant in Packer's research, with frequent coauthors including Eduardo A. B. Almeida, Raphaël K. Didham, Manu E. Saunders, Christopher Hassall, and Diego S. Porto, illustrating active participation in collaborative scientific networks.

In addition to articles, Laurence Packer has contributed to book publications through Princeton University Press, including multiple editions of "Bees of the World" published in 2022 and 2023. These works contribute to the taxonomic and biological understanding of bee species internationally.

Best Publications

  • Pollination and other ecosystem services produced by mobile organisms: a conceptual framework for the effects of land-use change.

    Claire Kremen;Neal M. Williams;Marcelo A. Aizen;Barbara Gemmill-Herren

  • Climate change impacts on bumblebees converge across continents

    Jeremy T. Kerr;Alana Pindar;Paul Galpern;Laurence Packer

  • Ecological and life-history traits predict bee species responses to environmental disturbances

    Neal M. Williams;Elizabeth E. Crone;T'ai H. Roulston;Robert L. Minckley

  • Habitat heterogeneity as a determinant of mammal species richness in high-energy regions

    Jeremy T. Kerr;Laurence Packer

  • Pollinator diversity and crop pollination services are at risk.

    Ingolf Steffan-Dewenter;Simon G. Potts;Laurence Packer

  • Evidence for decline in eastern North American bumblebees (Hymenoptera: Apidae), with special focus on Bombus affinis Cresson

    Sheila R. Colla;Laurence Packer

  • Complementary sex determination substantially increases extinction proneness of haplodiploid populations.

    Amro Zayed;Laurence Packer

  • Interpreting insect declines: seven challenges and a way forward

    Raphael K. Didham;Raphael K. Didham;Yves Basset;C. Matilda Collins;Simon R. Leather

  • DNA barcoding and the mediocrity of morphology

    Laurence Packer;Jason Gibbs;Cory Sheffield;Robert Hanner

  • Indicator Taxa, Rapid Biodiversity Assessment, and Nestedness in an Endangered Ecosystem

    Jeremy T. Kerr;Alissa Sugar;Laurence Packer

  • Wolbachia and DNA Barcoding Insects: Patterns, Potential, and Problems

    M. Alex Smith;Claudia Bertrand;Kate Crosby;Eldon S. Eveleigh

  • 'Bee hotels' as tools for native pollinator conservation: a premature verdict?

    J. Scott MacIvor;Laurence Packer

  • The potential of cleptoparasitic bees as indicator taxa for assessing bee communities

    Cory S. Sheffield;Alana Pindar;Laurence Packer;Peter G. Kevan

  • DNA barcoding a regional bee (Hymenoptera: Apoidea) fauna and its potential for ecological studies.

    Cory S. Sheffield;Paul D. N. Hebert;Peter G. Kevan;Laurence Packer

  • Pollination ecology in the 21st Century: Key questions for future research

    Carolin Mayer;Lynn Adler;W. Scott Armbruster;Amots Dafni

  • Revision and reclassification of Lasioglossum (Evylaeus), L. (Hemihalictus) and L. (Sphecodogastra) in eastern North America (Hymenoptera: Apoidea: Halictidae).

    Jason Gibbs;Laurence Packer;Sheila Dumesh;Bryan N Danforth

  • Population genetic aspects of pollinator decline

    Laurence Packer;Robin Owen

  • Can green roofs provide habitat for urban bees (Hymenoptera: Apidae)?

    Sheila R. Colla;Erin Willis;Laurence Packer

  • EFFECTIVENESS OF MALAISE TRAPS IN COLLECTING HYMENOPTERA: THE INFLUENCE OF TRAP DESIGN, MESH SIZE, AND LOCATION

    D. Christopher Darling;Laurence Packer

  • Phylogeny of the Bee Genus Halictus (Hymenoptera: Halictidae) Based on Parsimony and Likelihood Analyses of Nuclear EF-1α Sequence Data

    Bryan N. Danforth;Hervé Sauquet;Laurence Packer

  • The Evolution of Social Behavior in Insects and Arachnids

    Laurence Packer

Frequent Co-Authors

Jason Gibbs
Jason Gibbs University of Manitoba
Bryan N. Danforth
Bryan N. Danforth Cornell University
Simon G. Potts
Simon G. Potts University of Reading
Jeremy T. Kerr
Jeremy T. Kerr University of Ottawa
Peter G. Kevan
Peter G. Kevan University of Guelph
Raphael K. Didham
Raphael K. Didham University of Western Australia
Robert Hanner
Robert Hanner University of Guelph
M. Alex Smith
M. Alex Smith University of Guelph
Pierre Rasmont
Pierre Rasmont University of Mons
Jörg Müller
Jörg Müller Heinz Sielmann Foundation

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Related Online Degrees & Career Pathways

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