World's Best Scientists 2026 revealed!
Scott A. McEwen

Scott A. McEwen

D-Index & Metrics

Microbiology

D-Index
62
Citations
17670
World Ranking
2837
National Ranking
77

Scott A. McEwen 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 Scott A. McEwen 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: 237 publications — 61st percentile

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

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

Scott A. McEwen 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 Scott A. McEwen 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: 62 D-Index — 49th percentile

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

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

Overview

Scott A. McEwen is affiliated with the University of Guelph in Canada. Their research predominantly focuses on Medicine, with secondary contributions to Biochemistry, Genetics and Molecular Biology.

The subfields of study mainly encompass Epidemiology, Food Science, Molecular Medicine, Clinical Biochemistry, and Applied Microbiology and Biotechnology. McEwen's work involves diverse topics including Antibiotic Resistance in Bacteria, Bacterial Identification and Susceptibility Testing, Urinary Tract Infections Management, and the epidemiology of Salmonella and Campylobacter. Additional focus areas include Food Safety and Hygiene, Antibiotic Use and Resistance, and Microbial infections and disease research.

Frequent co-authors collaborating with McEwen include:

  • David L. Pearl
  • Melissa C. MacKinnon
  • Kevin B. Laupland
  • Outi Lyytikäinen
  • Gunnar Jacobsson

McEwen has published multiple papers in notable scientific journals. Some recent publications are:

  • "Evaluation of the health and healthcare system burden due to antimicrobial-resistant Escherichia coli infections in humans: a systematic review and meta-analysis," 2020, Antimicrobial Resistance and Infection Control
  • "Mortality in Escherichia coli bloodstream infections: a multinational population-based cohort study," 2021, BMC Infectious Diseases
  • "Increasing incidence and antimicrobial resistance in Escherichia coli bloodstream infections: a multinational population-based cohort study," 2021, Antimicrobial Resistance and Infection Control
  • "Antimicrobial use in lactating sows, piglets, nursery, and grower-finisher pigs on swine farms in Ontario, Canada during 2017 and 2018," 2022, Porcine Health Management
  • "Detection of spatial, temporal and space-time Salmonella Heidelberg and Salmonella Typhimurium clusters in Ontario in 2015, and comparisons to known outbreaks," 2020, Zoonoses and Public Health

The primary venues for McEwen's publications consist of Zoonoses and Public Health, Antimicrobial Resistance and Infection Control, QUT ePrints (Queensland University of Technology), BMC Infectious Diseases, and Porcine Health Management.

Best Publications

  • Amplification of an invA gene sequence of Salmonella typhimurium by polymerase chain reaction as a specific method of detection of Salmonella.

    K. Rahn;S.A. De Grandis;R.C. Clarke;S.A. McEwen

  • Antimicrobial Use and Resistance in Animals

    Scott A. McEwen;Paula J. Fedorka-Cray

  • Associations between virulence factors of Shiga toxin-producing Escherichia coli and disease in humans.

    Patrick Boerlin;Patrick Boerlin;Scott A. McEwen;Franziska Boerlin-Petzold;Jeffrey B. Wilson

  • Antimicrobial Resistance: a One Health Perspective.

    Scott A. McEwen;Peter J. Collignon

  • The Scourge of Antibiotic Resistance: The Important Role of the Environment

    Rita L. Finley;Peter Collignon;D. G. Joakim Larsson;Scott A. McEwen

  • Human Health Risk Assessment (HHRA) for environmental development and transfer of antibiotic resistance.

    Nicholas J. Ashbolt;Alejandro Amézquita;Thomas Backhaus;Peter Borriello

  • Antimicrobial Resistance and Virulence Genes of Escherichia coli Isolates from Swine in Ontario

    Patrick Boerlin;Rebeccah Travis;Carlton L Gyles;Richard Reid-Smith;Richard Reid-Smith

  • One Health-Its Importance in Helping to Better Control Antimicrobial Resistance.

    Peter J Collignon;Scott A McEwen

  • Antimicrobial drug residues in milk and meat: causes, concerns, prevalence, regulations, tests, and test performance

    J. M. Mitchell;M. W. Griffiths;S. A. McEWEN;W. B. McNAB

  • World Health Organization (WHO) guidelines on use of medically important antimicrobials in food-producing animals.

    Awa Aidara-Kane;Frederick J. Angulo;John M. Conly;Yuki Minato

  • Growing Concerns and Recent Outbreaks Involving Non-O157:H7 Serotypes of Verotoxigenic Escherichia coli

    Roger P. Johnson;Robert C. Clarke;Jeffery B. Wilson;Susan C. Read

  • World Health Organization Ranking of Antimicrobials According to Their Importance in Human Medicine: A Critical Step for Developing Risk Management Strategies to Control Antimicrobial Resistance From Food Animal Production

    Peter C. Collignon;Peter C. Collignon;John M. Conly;Antoine Andremont;Scott A. McEwen

  • Stray dog population demographics in Jodhpur, India following a population control/rabies vaccination program.

    Sarah C. Totton;Alex I. Wandeler;Jakob Zinsstag;Jakob Zinsstag;Chris T. Bauch

  • Increased Burden of Illness Associated with Antimicrobial-Resistant Salmonella enterica Serotype Typhimurium Infections

    Leah J. Martin;Leah J. Martin;Murray Fyfe;Kathryn Doré;Jane A. Buxton

  • Persistence of Escherichia coli O157:H7 in dairy cattle and the dairy farm environment.

    K. Rahn;S. A. Renwick;R. P. Johnson;J. B. Wilson

  • Temporal and geographical distributions of reported cases of Escherichia coli O157:H7 infection in Ontario.

    P. Michel;J. B. Wilson;S. W. Martin;R. C. Clarke

  • Magnitude and distribution of acute, self-reported gastrointestinal illness in a Canadian community.

    S E Majowicz;K Doré;J A Flint;V L Edge

  • Association Between Antimicrobial Resistance in Escherichia coli Isolates from Food Animals and Blood Stream Isolates from Humans in Europe: An Ecological Study

    Antonio Vieira;Peter Collignon;Frank Møller Aarestrup;Scott A. McEwen

  • Associations between indicators of livestock farming intensity and incidence of human Shiga toxin-producing Escherichia coli infection.

    James E. Valcour;Pascal Michel;Scott A. McEwen;Jeffrey B. Wilson

  • Associations among antimicrobial drug treatments and antimicrobial resistance of fecal Escherichia coli of swine on 34 farrow-to-finish farms in Ontario, Canada

    R.H Dunlop;S.A McEwen;A.H Meek;R.C Clarke

Frequent Co-Authors

Richard J. Reid-Smith
Richard J. Reid-Smith Public Health Agency of Canada
David L. Pearl
David L. Pearl University of Guelph
Shannon E. Majowicz
Shannon E. Majowicz University of Waterloo
Jan M. Sargeant
Jan M. Sargeant University of Guelph
Patrick Boerlin
Patrick Boerlin University of Guelph
Carlton L. Gyles
Carlton L. Gyles University of Guelph
Olaf Berke
Olaf Berke University of Guelph
Peter Collignon
Peter Collignon Australian National University
Robert M. Friendship
Robert M. Friendship University of Guelph
A. H. Meek
A. H. Meek University of Guelph

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Related Online Degrees & Career Pathways

Studying Microbiology in the USA opens many doors, not only in research but also in healthcare and public health. For students interested in healthcare administration, pursuing an accredited fast medical billing and coding certificate online can provide a quick path to employment, complementing microbiology knowledge with essential healthcare management skills.

Additionally, there are various online healthcare degrees available that allow microbiology graduates to expand their expertise. These programs range from clinical roles to health informatics, offering flexibility for working professionals.

For those passionate about public health, exploring accredited online MPH programs easy to get into can be an excellent next step. These programs focus on disease prevention, epidemiology, and health policy, aligning well with a microbiology background.

Another interesting career option is working with children in healthcare settings. Earning CCLS certification allows graduates to become certified Child Life Specialists, supporting pediatric patients through challenging medical experiences.

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