World's Best Scientists 2026 revealed!
Allison McGeer

Allison McGeer

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Microbiology
Canada
2026

D-Index & Metrics

Microbiology

D-Index
123
Citations
59192
World Ranking
124
National Ranking
4

Medicine

D-Index
126
Citations
62241
World Ranking
2943
National Ranking
122

Allison McGeer publication distribution in Microbiology in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Microbiology in 2026. The highlighted bar marks where Allison McGeer sits on this spectrum.

55–64 publications: 8 scientists 65–74 publications: 29 scientists 75–84 publications: 55 scientists 85–94 publications: 112 scientists 95–104 publications: 137 scientists 105–114 publications: 190 scientists 115–124 publications: 235 scientists 125–134 publications: 234 scientists 135–144 publications: 288 scientists 145–154 publications: 264 scientists 155–164 publications: 264 scientists 165–174 publications: 253 scientists 175–184 publications: 276 scientists 185–194 publications: 190 scientists 195–204 publications: 233 scientists 205–214 publications: 207 scientists 215–224 publications: 198 scientists 225–234 publications: 155 scientists 235–244 publications: 161 scientists 245–254 publications: 160 scientists 255–264 publications: 146 scientists 265–274 publications: 139 scientists 275–284 publications: 148 scientists 285–294 publications: 115 scientists 295–304 publications: 96 scientists 305–314 publications: 88 scientists 315–324 publications: 106 scientists 325–334 publications: 65 scientists 335–344 publications: 76 scientists 345–354 publications: 64 scientists 355–364 publications: 62 scientists 365–374 publications: 65 scientists 375–384 publications: 61 scientists 385–394 publications: 34 scientists 395–404 publications: 44 scientists 405–414 publications: 36 scientists 415–424 publications: 35 scientists 425–434 publications: 29 scientists 435–444 publications: 33 scientists 445–454 publications: 34 scientists 455–464 publications: 25 scientists 465–474 publications: 26 scientists 475–484 publications: 20 scientists 485–494 publications: 19 scientists 495–504 publications: 16 scientists 505–514 publications: 17 scientists 515–524 publications: 23 scientists 525–534 publications: 14 scientists 535–544 publications: 14 scientists 545–554 publications: 18 scientists 555–564 publications: 12 scientists 565–574 publications: 7 scientists 575–584 publications: 9 scientists 585–594 publications: 9 scientists 595–604 publications: 9 scientists 605–614 publications: 7 scientists 615–624 publications: 9 scientists 625–634 publications: 7 scientists 635–644 publications: 4 scientists 645–654 publications: 5 scientists 655–664 publications: 6 scientists 665–674 publications: 7 scientists 675–678 publications: 3 scientists 679+ publications: 99 scientists
55 publications 679+

This scientist: 719 publications — 99th percentile

99% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 679 publications or more.

Allison McGeer D-index placement in Microbiology in 2026

The chart shows the D-index (discipline H-index) distribution of Microbiology scientists ranked by Research.com in 2026. The highlighted bar marks where Allison McGeer sits on this spectrum.

40 D-Index: 30 scientists 41 D-Index: 86 scientists 42 D-Index: 90 scientists 43 D-Index: 117 scientists 44 D-Index: 122 scientists 45 D-Index: 123 scientists 46 D-Index: 108 scientists 47 D-Index: 110 scientists 48 D-Index: 106 scientists 49 D-Index: 109 scientists 50 D-Index: 129 scientists 51 D-Index: 111 scientists 52 D-Index: 116 scientists 53 D-Index: 127 scientists 54 D-Index: 134 scientists 55 D-Index: 134 scientists 56 D-Index: 111 scientists 57 D-Index: 136 scientists 58 D-Index: 162 scientists 59 D-Index: 151 scientists 60 D-Index: 139 scientists 61 D-Index: 122 scientists 62 D-Index: 126 scientists 63 D-Index: 144 scientists 64 D-Index: 109 scientists 65 D-Index: 103 scientists 66 D-Index: 124 scientists 67 D-Index: 112 scientists 68 D-Index: 103 scientists 69 D-Index: 131 scientists 70 D-Index: 93 scientists 71 D-Index: 93 scientists 72 D-Index: 96 scientists 73 D-Index: 92 scientists 74 D-Index: 80 scientists 75 D-Index: 66 scientists 76 D-Index: 87 scientists 77 D-Index: 60 scientists 78 D-Index: 73 scientists 79 D-Index: 59 scientists 80 D-Index: 57 scientists 81 D-Index: 55 scientists 82 D-Index: 47 scientists 83 D-Index: 77 scientists 84 D-Index: 50 scientists 85 D-Index: 45 scientists 86 D-Index: 42 scientists 87 D-Index: 41 scientists 88 D-Index: 32 scientists 89 D-Index: 38 scientists 90 D-Index: 35 scientists 91 D-Index: 34 scientists 92 D-Index: 27 scientists 93 D-Index: 26 scientists 94 D-Index: 33 scientists 95 D-Index: 22 scientists 96 D-Index: 37 scientists 97 D-Index: 22 scientists 98 D-Index: 21 scientists 99 D-Index: 22 scientists 100 D-Index: 30 scientists 101 D-Index: 16 scientists 102 D-Index: 20 scientists 103 D-Index: 17 scientists 104 D-Index: 19 scientists 105 D-Index: 16 scientists 106 D-Index: 19 scientists 107 D-Index: 18 scientists 108 D-Index: 14 scientists 109 D-Index: 10 scientists 110 D-Index: 9 scientists 111 D-Index: 7 scientists 112 D-Index: 11 scientists 113 D-Index: 6 scientists 114 D-Index: 15 scientists 115 D-Index: 10 scientists 116 D-Index: 12 scientists 117 D-Index: 7 scientists 118 D-Index: 10 scientists 119 D-Index: 10 scientists 120 D-Index: 11 scientists 121 D-Index: 2 scientists 122 D-Index: 7 scientists 123 D-Index: 12 scientists 124 D-Index: 5 scientists 125 D-Index: 9 scientists 126 D-Index: 6 scientists 127+ D-Index: 95 scientists
40 D-Index 127+

This scientist: 123 D-Index — 98th percentile

98% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 127 D-Index or more.

Research.com Recognitions

  • 2026 - Research.com Microbiology in Canada Leader Award
  • 2025 - Research.com Microbiology in Canada Leader Award
  • 2023 - Research.com Microbiology in Canada Leader Award
  • 2022 - Research.com Microbiology in Canada Leader Award

Overview

Allison McGeer is affiliated with the University of Toronto in Canada and has a significant publication record in the field of Medicine, particularly focused on Infectious Diseases and Epidemiology. Their research interests prominently include the study of SARS-CoV-2 and COVID-19, with extensive contributions to clinical research related to respiratory viral infections and testing methodologies.

The scientist has contributed to several recent papers primarily centered on COVID-19 and sepsis management protocols. Notable publications include:

  • Surviving Sepsis Campaign: guidelines on the management of critically ill adults with Coronavirus Disease 2019 (COVID-19), 2020, published in Intensive Care Medicine
  • Surviving Sepsis Campaign: Guidelines on the Management of Critically Ill Adults with Coronavirus Disease 2019 (COVID-19), 2020, published in Critical Care Medicine
  • Persistence of serum and saliva antibody responses to SARS-CoV-2 spike antigens in COVID-19 patients, 2020, published in Science Immunology
  • Surviving Sepsis Campaign Guidelines on the Management of Adults With Coronavirus Disease 2019 (COVID-19) in the ICU: First Update, 2021, published in Critical Care Medicine
  • Convalescent plasma for hospitalized patients with COVID-19: an open-label, randomized controlled trial, 2021, published in Nature Medicine

Frequent co-authors in their research include:

  • Samira Mubareka
  • Anne-Claude Gingras
  • Kevin Katz
  • Matthew Muller
  • Jennie Johnstone

Allison McGeer's work has been published extensively across multiple venues specializing in infectious diseases and epidemiology. Key publication venues are:

  • bioRxiv (Cold Spring Harbor Laboratory)
  • Infection Control and Hospital Epidemiology
  • Open Forum Infectious Diseases
  • Clinical Infectious Diseases
  • Canada Communicable Disease Report

Their academic focus spans several subfields within Medicine, with a strong emphasis on Infectious Diseases (282 publications), Epidemiology (160 publications), General Health Professions, Public Health, Environmental and Occupational Health, and Clinical Psychology. The main topics covered in their research include:

  • SARS-CoV-2 and COVID-19 Research
  • COVID-19 Clinical Research Studies
  • Respiratory viral infections research
  • SARS-CoV-2 detection and testing
  • Pneumonia and Respiratory Infections
  • Influenza Virus Research Studies
  • Antibiotic Use and Resistance

Best Publications

  • Surviving Sepsis Campaign: Guidelines on the Management of Critically Ill Adults with Coronavirus Disease 2019 (COVID-19).

    Waleed Alhazzani;Morten Hylander Møller;Yaseen M. Arabi;Mark Loeb

  • Identification of Severe Acute Respiratory Syndrome in Canada

    Susan M. Poutanen;Susan M. Poutanen;Donald E. Low;Bonnie Henry;Sandy Finkelstein

  • Hospital Outbreak of Middle East Respiratory Syndrome Coronavirus

    Abdullah Assiri;Allison McGeer;Trish M. Perl;Connie S. Price

  • Decreased Susceptibility of Streptococcus pneumoniae to Fluoroquinolones in Canada

    D K Chen;A McGeer;J C de Azavedo;D E Low

  • Acute Myocardial Infarction after Laboratory-Confirmed Influenza Infection.

    Jeffrey C Kwong;Kevin L Schwartz;Michael A Campitelli;Hannah Chung

  • Cigarette Smoking and Invasive Pneumococcal Disease

    J P Nuorti;J C Butler;M M Farley;L H Harrison

  • Seasonal Influenza in Adults and Children—Diagnosis, Treatment, Chemoprophylaxis, and Institutional Outbreak Management: Clinical Practice Guidelines of the Infectious Diseases Society of America

    Scott A. Harper;John S. Bradley;Janet A. Englund;Thomas M. File

  • Invasive group A streptococcal infections in Ontario, Canada

    H D Davies;A McGeer;B Schwartz;K Green

  • Persistence of serum and saliva antibody responses to SARS-CoV-2 spike antigens in COVID-19 patients.

    Baweleta Isho;Kento T. Abe;Kento T. Abe;Michelle Zuo;Alainna J. Jamal;Alainna J. Jamal

  • Clinical Practice Guidelines by the Infectious Diseases Society of America: 2018 Update on Diagnosis, Treatment, Chemoprophylaxis, and Institutional Outbreak Management of Seasonal Influenzaa

    Timothy M Uyeki;Henry H Bernstein;John S Bradley;John S Bradley;Janet A Englund

  • Mortality from invasive pneumococcal pneumonia in the era of antibiotic resistance, 1995-1997.

    Daniel R. Feikin;Anne Schuchat;Margarette Kolczak;Nancy L. Barrett

  • Effectiveness of neuraminidase inhibitors in reducing mortality in patients admitted to hospital with influenza A H1N1pdm09 virus infection: a meta-analysis of individual participant data.

    Stella G Muthuri;Sudhir Venkatesan;Puja R Myles;Jo Leonardi-Bee

  • Incorporating variations in the quality of individual randomized trials into meta-analysis

    Allan S. Detsky;C.David Naylor;Keith O'Rourke;Allison J. McGeer

  • Population-Based Surveillance for Group A Streptococcal Necrotizing Fasciitis: Clinical Features, Prognostic Indicators, and Microbiologic Analysis of Seventy-Seven Cases

    Rupert Kaul;Allison McGeer;Donald E Low;Karen Green

  • Intravenous Immunoglobulin Therapy for Streptococcal Toxic Shock Syndrome—A Comparative Observational Study

    Rupert Kaul;Allison McGeer;Anna Norrby-Teglund;Malak Kotb

  • Definitions of infection for surveillance in long-term care facilities

    Allison McGeer;Beverly Campbell;T.Grace Emori;Walter J. Hierholzer

  • Evidence for a Clonal Origin of Methicillin Resistance in Staphylococcus aureus

    Barry Kreiswirth;John Kornblum;John Kornblum;Robert D. Arbeit;William Eisner

  • SARS among critical care nurses, Toronto.

    Mark Loeb;Allison McGeer;Bonnie Henry;Marianna Ofner

  • Detection of Airborne Severe Acute Respiratory Syndrome (SARS) Coronavirus and Environmental Contamination in SARS Outbreak Units

    Timothy F. Booth;Bill Kournikakis;Nathalie Bastien;Jim Ho

  • Complete Nucleotide Sequence of a 92-Kilobase Plasmid Harboring the CTX-M-15 Extended-Spectrum Beta-Lactamase Involved in an Outbreak in Long-Term-Care Facilities in Toronto, Canada

    David A. Boyd;Shaun Tyler;Sara Christianson;Allison McGeer

Frequent Co-Authors

Andrew E. Simor
Andrew E. Simor Sunnybrook Health Science Centre
Donald E. Low
Donald E. Low University of Toronto
Mark Loeb
Mark Loeb McMaster University
Barbara M. Willey
Barbara M. Willey University Health Network
Tony Mazzulli
Tony Mazzulli University Health Network
Shelly A. McNeil
Shelly A. McNeil Dalhousie University
Jonathan B. Gubbay
Jonathan B. Gubbay BC Children's Hospital Foundation
Michael R. Mulvey
Michael R. Mulvey University of Manitoba
Malak Kotb
Malak Kotb University of North Dakota
Guy Boivin
Guy Boivin Université Laval

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