World's Best Scientists 2026 revealed!

D-Index & Metrics

Ecology and Evolution

D-Index
56
Citations
13907
World Ranking
2809
National Ranking
989

Sadie J. Ryan 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 Sadie J. Ryan sits on this spectrum.

37–46 publications: 11 scientists 47–56 publications: 41 scientists 57–66 publications: 147 scientists 67–76 publications: 219 scientists 77–86 publications: 409 scientists 87–96 publications: 467 scientists 97–106 publications: 613 scientists 107–116 publications: 585 scientists 117–126 publications: 591 scientists 127–136 publications: 567 scientists 137–146 publications: 535 scientists 147–156 publications: 481 scientists 157–166 publications: 404 scientists 167–176 publications: 338 scientists 177–186 publications: 362 scientists 187–196 publications: 309 scientists 197–206 publications: 246 scientists 207–216 publications: 223 scientists 217–226 publications: 205 scientists 227–236 publications: 167 scientists 237–246 publications: 141 scientists 247–256 publications: 150 scientists 257–266 publications: 125 scientists 267–276 publications: 113 scientists 277–286 publications: 92 scientists 287–296 publications: 81 scientists 297–306 publications: 77 scientists 307–316 publications: 64 scientists 317–326 publications: 47 scientists 327–336 publications: 58 scientists 337–346 publications: 52 scientists 347–356 publications: 48 scientists 357–366 publications: 50 scientists 367–376 publications: 30 scientists 377–386 publications: 30 scientists 387–396 publications: 34 scientists 397–406 publications: 25 scientists 407–416 publications: 17 scientists 417–426 publications: 12 scientists 427–436 publications: 20 scientists 437–446 publications: 9 scientists 447–456 publications: 12 scientists 457–466 publications: 11 scientists 467–476 publications: 13 scientists 477–486 publications: 10 scientists 487–496 publications: 7 scientists 497–506 publications: 12 scientists 507–516 publications: 10 scientists 517–526 publications: 9 scientists 527–532 publications: 6 scientists 533+ publications: 100 scientists
37 publications 533+

This scientist: 221 publications — 80th percentile

80% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 533 publications or more.

Sadie J. Ryan 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 Sadie J. Ryan 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: 152 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: 120 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: 28 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: 8 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: 3 scientists 122+ D-Index: 99 scientists
30 D-Index 122+

This scientist: 56 D-Index — 67th percentile

67% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 122 D-Index or more.

Overview

Sadie J. Ryan is affiliated with the University of Florida in the United States. Their research primarily focuses on Medicine, with significant contributions to Public Health, Environmental and Occupational Health, and Infectious Diseases. The scope of their work also includes areas such as Computer Vision and Pattern Recognition, Modeling and Simulation, and Health, Toxicology and Mutagenesis.

The scientist's main research topics cover a range of issues related to mosquito-borne diseases and control, malaria research and control, viral infections and vectors, zoonotic diseases and public health, digital imaging for blood diseases, COVID-19 epidemiological studies, and species distribution in relation to climate change.

Sadie J. Ryan has published frequently in several scientific venues. These include:

  • Harvard Dataverse
  • bioRxiv (Cold Spring Harbor Laboratory)
  • Malaria Journal
  • Research Square (Research Square)
  • The Lancet Planetary Health

Frequent collaborators in their work include Catherine A. Lippi, Colin J. Carlson, Anna M. Stewart-Ibarra, Gregory F. Albery, and Evan A. Eskew.

Among recent published papers featuring Sadie J. Ryan's contributions are:

  • Shifting transmission risk for malaria in Africa with climate change: a framework for planning and intervention, 2020, Malaria Journal
  • Warming temperatures could expose more than 1.3 billion new people to Zika virus risk by 2050, 2020, Global Change Biology

Other notable recent publications associated with their research interests include:

  • Climate change could shift disease burden from malaria to arboviruses in Africa, 2020, The Lancet Planetary Health
  • Misconceptions about weather and seasonality must not misguide COVID-19 response, 2020, Nature Communications
  • Climate predicts geographic and temporal variation in mosquito-borne disease dynamics on two continents, 2021, Nature Communications

Best Publications

  • Global expansion and redistribution of Aedes-borne virus transmission risk with climate change.

    Sadie J. Ryan;Colin J. Carlson;Erin A. Mordecai;Leah R. Johnson

  • The Normalized Difference Vegetation Index (NDVI): unforeseen successes in animal ecology

    Nathalie Pettorelli;Sadie Ryan;Thomas Mueller;Nils Bunnefeld

  • Optimal temperature for malaria transmission is dramatically lower than previously predicted.

    Eerin A. Mordecai;Krijin P. Paaijmans;Leah R. Johnson;Christian Balzer

  • LoCoH: Nonparameteric Kernel Methods for Constructing Home Ranges and Utilization Distributions

    Wayne M. Getz;Wayne M. Getz;Scott Fortmann-Roe;Paul C. Cross;Andrew J. Lyons

  • Thermal biology of mosquito-borne disease

    Erin A. Mordecai;Jamie M. Caldwell;Marissa K. Grossman;Catherine A. Lippi

  • Climate change could shift disease burden from malaria to arboviruses in Africa.

    Erin A Mordecai;Sadie J Ryan;Sadie J Ryan;Jamie M Caldwell;Melisa M Shah

  • The Role of Landscape Connectivity in Planning and Implementing Conservation and Restoration Priorities. Issues in Ecology

    Doborah Rudnick;Sadie J. Ryan;Paul Beier;Samual A Cushman

  • Dengue Vector Dynamics (Aedes aegypti) Influenced by Climate and Social Factors in Ecuador: Implications for Targeted Control

    Anna M. Stewart Ibarra;Sadie J. Ryan;Sadie J. Ryan;Sadie J. Ryan;Efrain Beltrán;Raúl Mejía

  • The role of landscape connectivity in planning and implementing conservation and restoration priorities

    Deborah A. Rudnick;Sadie J. Ryan;Paul Beier;Samuel A. Cushman

  • Shifting transmission risk for malaria in Africa with climate change: a framework for planning and intervention

    Sadie J. Ryan;Sadie J. Ryan;Catherine A. Lippi;Fernanda Zermoglio

  • Nonlinear and delayed impacts of climate on dengue risk in Barbados: A modelling study.

    Rachel Lowe;Antonio Gasparrini;Cédric J. Van Meerbeeck;Catherine A. Lippi

  • Mapping Physiological Suitability Limits for Malaria in Africa Under Climate Change

    Sadie J. Ryan;Amy McNally;Leah R. Johnson;Erin A. Mordecai

  • Range and Habitat Selection of African Buffalo in South Africa

    Sadie J. Ryan;Christiane U. Knechtel;Wayne M. Getz;Wayne M. Getz

  • Making ecological models adequate

    Wayne M. Getz;Wayne M. Getz;Charles R. Marshall;Colin J. Carlson;Luca Giuggioli

  • Spatiotemporal clustering, climate periodicity, and social-ecological risk factors for dengue during an outbreak in Machala, Ecuador, in 2010

    Anna M Stewart-Ibarra;Ángel G Muñoz;Ángel G Muñoz;Sadie J Ryan;Sadie J Ryan;Sadie J Ryan;Efraín Beltrán Ayala

  • Efforts going to the dogs? Evaluating attempts to re-introduce endangered wild dogs in South Africa

    Markus Gusset;Markus Gusset;Sadie J. Ryan;Markus Hofmeyr;Gus Van Dyk

  • Warming temperatures could expose more than 1.3 billion new people to Zika virus risk by 2050

    Sadie J. Ryan;Sadie J. Ryan;Colin J. Carlson;Blanka Tesla;Matthew H. Bonds

  • Consequences of non-intervention for infectious disease in African great apes.

    Sadie J. Ryan;Peter D. Walsh

  • Patterns and perceptions of climate change in a biodiversity conservation hotspot

    Joel N. Hartter;Mary D. Stampone;Sadie J. Ryan;Sadie J. Ryan;Karen Kirner

  • A global map of suitability for coastal Vibrio cholerae under current and future climate conditions

    Luis E. Escobar;Sadie J. Ryan;Anna M. Stewart-Ibarra;Julia L. Finkelstein

  • Top-down or bottom-up?: Decentralization, natural resource management, and usufruct rights in the forests and wetlands of western Uganda

    Joel N. Hartter;Sadie J. Ryan

Frequent Co-Authors

Wayne M. Getz
Wayne M. Getz University of California, Berkeley
Joel N. Hartter
Joel N. Hartter University of Colorado Boulder
Colin A. Chapman
Colin A. Chapman Vancouver Island University
Timothy P. Endy
Timothy P. Endy SUNY Upstate Medical University
Jason R. Rohr
Jason R. Rohr University of Notre Dame
Michael W. Palace
Michael W. Palace University of New Hampshire
Kevin D. Lafferty
Kevin D. Lafferty United States Geological Survey
Jane Southworth
Jane Southworth University of Florida
Christopher M. Whipps
Christopher M. Whipps SUNY College of Environmental Science and Forestry
Van M. Savage
Van M. Savage University of California, Los Angeles

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