World's Best Scientists 2026 revealed!

D-Index & Metrics

Microbiology

D-Index
104
Citations
59449
World Ranking
325
National Ranking
147

Medicine

D-Index
109
Citations
65969
World Ranking
5666
National Ranking
3049

Richard L. Guerrant 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 Richard L. Guerrant 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: 483 publications — 94th percentile

94% of scientists in this discipline score the same or lower.

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

Richard L. Guerrant 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 Richard L. Guerrant 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: 104 D-Index — 94th percentile

94% 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

  • 2016 - Fellow of the American Society of Tropical Medicine and Hygiene (ASTMH)
  • 2014 - Maxwell Finland Award for Scientific Achievement, National Foundation for Infectious Diseases
  • 2009 - The Walter E. Stamm Mentor Award, Infectious Diseases Society of America
  • 2003 - Member of the National Academy of Medicine (NAM)
  • Member of the Association of American Physicians
  • Member of the Association of American Physicians
  • Member of the Association of American Physicians
  • Member of the Association of American Physicians
  • Member of the Association of American Physicians
  • Member of the Association of American Physicians

Overview

Richard L. Guerrant is affiliated with the University of Virginia in the United States. Their research primarily spans medicine, nursing, and biochemistry, genetics, and molecular biology. The scientist's work has a significant focus on nutrition and dietetics, infectious diseases, molecular biology, pediatrics, perinatology, child health, and endocrinology.

The core topics addressed in their research include child nutrition and water access, viral gastroenteritis research and epidemiology, gut microbiota and health, Escherichia coli research studies, birth, development, and health, infant nutrition and health, and child nutrition and feeding issues.

Recent papers authored or co-authored by Richard L. Guerrant showcase engagement with a variety of scientific questions and public health concerns. Selected papers include:

  • Enterotoxigenic Escherichia coli (ETEC) vaccines: Priority activities to enable product development, licensure, and global access (2021, Vaccine)
  • Development of spirulina for the manufacture and oral delivery of protein therapeutics (2022, Nature Biotechnology)
  • Early-childhood linear growth faltering in low- and middle-income countries (2023, Nature)
  • Child wasting and concurrent stunting in low- and middle-income countries (2023, Nature)
  • Causes and consequences of child growth faltering in low-resource settings (2023, Nature)

Richard L. Guerrant frequently publishes in prominent journals and venues such as:

  • Nature
  • UNC Libraries
  • American Journal of Tropical Medicine and Hygiene
  • bioRxiv (Cold Spring Harbor Laboratory)
  • Nature Biotechnology

The scientist has collaborated extensively with co-authors Pascal Bessong, Aldo Â. M. Lima, Margaret Kosek, Estomih Mduma, and David T. Bolick.

Throughout their career, Richard L. Guerrant has received several awards and recognitions, including:

  • Fellow of the American Society of Tropical Medicine and Hygiene (ASTMH) in 2016
  • Maxwell Finland Award for Scientific Achievement from the National Foundation for Infectious Diseases in 2014
  • The Walter E. Stamm Mentor Award from the Infectious Diseases Society of America in 2009
  • Member of the National Academy of Medicine (NAM) since 2003
  • Member of the Association of American Physicians

Best Publications

  • Global, regional, and national comparative risk assessment of 79 behavioural, environmental and occupational, and metabolic risks or clusters of risks in 188 countries, 1990-2013: A systematic analysis for the Global Burden of Disease Study 2013

    Mohammad H Forouzanfar;Lily Alexander;H Ross Anderson;Victoria F Bachman

  • Global, regional, and national incidence, prevalence, and years lived with disability for 301 acute and chronic diseases and injuries in 188 countries, 1990-2013: a systematic analysis for the Global Burden of Disease Study 2013

    Theo Vos;Ryan M. Barber;Brad Bell;Amelia Bertozzi-Villa

  • Global, regional, and national comparative risk assessment of 79 behavioural, environmental and occupational, and metabolic risks or clusters of risks in 188 countries, 1990-2013

    Mohammad H. Forouzanfar;Lily Alexander;H. Ross Anderson;Victoria F. Bachman

  • The global burden of diarrhoeal disease, as estimated from studies published between 1992 and 2000

    Margaret Kosek;Caryn Bern;Richard L. Guerrant

  • Practice Guidelines for the Management of Infectious Diarrhea

    Richard L. Guerrant;Thomas Van Gilder;Ted S. Steiner;Nathan M. Thielman

  • A review of the global burden, novel diagnostics, therapeutics, and vaccine targets for cryptosporidium

    William Checkley;William Checkley;A. Clinton White;Devan Jaganath;Michael J. Arrowood

  • Pathogen-specific burdens of community diarrhoea in developing countries: a multisite birth cohort study (MAL-ED).

    James A Platts-Mills;Sudhir Babji;Ladaporn Bodhidatta;Jean Gratz;Jean Gratz

  • Cyclic Adenosine Monophosphate and Alteration of Chinese Hamster Ovary Cell Morphology: a Rapid, Sensitive In Vitro Assay for the Enterotoxins of Vibrio cholerae and Escherichia coli

    Richard L. Guerrant;Laurence L. Brunton;Terry C. Schnaitman;Lionel I. Rebhun

  • Multi-country analysis of the effects of diarrhoea on childhood stunting

    William Checkley;Gillian Buckley;Robert H. Gilman;Ana Marlucia de Oliveira Assis

  • The impoverished gut—a triple burden of diarrhoea, stunting and chronic disease

    Richard L. Guerrant;Mark D. DeBoer;Sean R. Moore;Rebecca J. Scharf

  • Malnutrition as an enteric infectious disease with long-term effects on child development

    Richard L Guerrant;Reinaldo B Oriá;Sean R Moore;Mônica O B Oriá

  • An update on the use and investigation of probiotics in health and disease

    Mary Ellen Sanders;Francisco Guarner;Richard Guerrant;Peter R. Holt

  • Association of early childhood diarrhea and cryptosporidiosis with impaired physical fitness and cognitive function four-seven years later in a poor urban community in northeast Brazil

    David I. Guerrant;Sean R. Moore;Aldo A. M. Lima;Peter D. Patrick

  • ENTERIC INFECTIONS, DIARRHEA, AND THEIR IMPACT ON FUNCTION AND DEVELOPMENT

    William A. Petri;Mark Miller;Henry J. Binder;Myron M. Levine

  • Diarrhea in developed and developing countries: magnitude special settings and etiologies.

    Richard L. Guerrant;James M. Hughes;Noelia L. Lima;John Crane

  • Acute Infectious Diarrhea

    Nathan M. Thielman;Richard L. Guerrant

  • Role of Adherence in Cytopathogenic Mechanisms of Entamoeba Histolytica: STUDY WITH MAMMALIAN TISSUE CULTURE CELLS AND HUMAN ERYTHROCYTES

    Jonathan I. Ravdin;Richard L. Guerrant

  • Role of cyclic GMP in the action of heat-stable enterotoxin of Escherichia coli.

    James M. Hughes;Ferid Murad;Bing Chang;Richard L. Guerrant

  • Urea protects Helicobacter (Campylobacter) pylori from the bactericidal effect of acid.

    B.J. Marshall;L.J. Barrett;C. Prakash;R.W. McCallum

  • Prospective Study of Diarrheal Illnesses in Northeastern Brazil: Patterns of Disease, Nutritional Impact, Etiologies, and Risk Factors

    R. L. Guerrant;L. V. Kirchhoff;D. S. Shields;M. K. Nations

  • Morbidity, mortality, and long-term consequences associated with diarrhoea from Cryptosporidium infection in children younger than 5 years: a meta-analyses study

    Ibrahim A Khalil;Christopher Troeger;Puja C Rao;Brigette F Blacker

Frequent Co-Authors

Aldo A. M. Lima
Aldo A. M. Lima Universidade Federal do Ceará
Eric R. Houpt
Eric R. Houpt University of Virginia
Gagandeep Kang
Gagandeep Kang Christian Medical College & Hospital
Zulfiqar A Bhutta
Zulfiqar A Bhutta Aga Khan University
Rashidul Haque
Rashidul Haque International Centre for Diarrhoeal Disease Research
James P. Nataro
James P. Nataro University of Virginia
William A. Petri
William A. Petri University of Virginia
Laura E. Caulfield
Laura E. Caulfield Johns Hopkins University
Robert E Black
Robert E Black Johns Hopkins University
Paul S. Hoffman
Paul S. Hoffman University of Virginia

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Related Online Degrees & Career Pathways

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For those interested in quicker certifications, pursuing an online medical billing and coding certificate fast is a viable option. This pathway offers a rapid entry into the healthcare administration sector, complementing microbiology knowledge with essential billing expertise.

Additionally, students curious about broader medical education should explore various medical degrees online. From nursing to public health, these programs provide valuable credentials that can enhance career flexibility beyond the laboratory setting.

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