World's Best Scientists 2026 revealed!
Troyen A. Brennan

Troyen A. Brennan

Award Badge
Social Sciences and Humanities
USA
2026

D-Index & Metrics

Medicine

D-Index
110
Citations
64661
World Ranking
5434
National Ranking
2927

Social Sciences and Humanities

D-Index
105
Citations
61390
World Ranking
67
National Ranking
32

Troyen A. Brennan publication distribution in Social Sciences and Humanities in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Social Sciences and Humanities in 2026. The highlighted bar marks where Troyen A. Brennan sits on this spectrum.

44–53 publications: 28 scientists 54–63 publications: 61 scientists 64–73 publications: 161 scientists 74–83 publications: 225 scientists 84–93 publications: 301 scientists 94–103 publications: 390 scientists 104–113 publications: 406 scientists 114–123 publications: 474 scientists 124–133 publications: 453 scientists 134–143 publications: 434 scientists 144–153 publications: 407 scientists 154–163 publications: 411 scientists 164–173 publications: 391 scientists 174–183 publications: 313 scientists 184–193 publications: 319 scientists 194–203 publications: 304 scientists 204–213 publications: 285 scientists 214–223 publications: 246 scientists 224–233 publications: 213 scientists 234–243 publications: 170 scientists 244–253 publications: 167 scientists 254–263 publications: 162 scientists 264–273 publications: 138 scientists 274–283 publications: 138 scientists 284–293 publications: 113 scientists 294–303 publications: 106 scientists 304–313 publications: 95 scientists 314–323 publications: 101 scientists 324–333 publications: 81 scientists 334–343 publications: 69 scientists 344–353 publications: 56 scientists 354–363 publications: 36 scientists 364–373 publications: 42 scientists 374–383 publications: 41 scientists 384–393 publications: 44 scientists 394–403 publications: 27 scientists 404–413 publications: 30 scientists 414–423 publications: 20 scientists 424–433 publications: 29 scientists 434–443 publications: 29 scientists 444–453 publications: 25 scientists 454–463 publications: 19 scientists 464–473 publications: 21 scientists 474–483 publications: 11 scientists 484–493 publications: 17 scientists 494–503 publications: 7 scientists 504–513 publications: 6 scientists 514–523 publications: 12 scientists 524–533 publications: 10 scientists 534–543 publications: 7 scientists 544–553 publications: 6 scientists 554–563 publications: 12 scientists 564–569 publications: 8 scientists 570+ publications: 100 scientists
44 publications 570+

This scientist: 385 publications — 94th percentile

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

The last bar groups every scientist with 570 publications or more.

Troyen A. Brennan D-index placement in Social Sciences and Humanities in 2026

The chart shows the D-index (discipline H-index) distribution of Social Sciences and Humanities scientists ranked by Research.com in 2026. The highlighted bar marks where Troyen A. Brennan sits on this spectrum.

30 D-Index: 177 scientists 31 D-Index: 210 scientists 32 D-Index: 222 scientists 33 D-Index: 188 scientists 34 D-Index: 181 scientists 35 D-Index: 243 scientists 36 D-Index: 261 scientists 37 D-Index: 272 scientists 38 D-Index: 278 scientists 39 D-Index: 300 scientists 40 D-Index: 297 scientists 41 D-Index: 308 scientists 42 D-Index: 313 scientists 43 D-Index: 300 scientists 44 D-Index: 269 scientists 45 D-Index: 260 scientists 46 D-Index: 228 scientists 47 D-Index: 251 scientists 48 D-Index: 203 scientists 49 D-Index: 186 scientists 50 D-Index: 187 scientists 51 D-Index: 166 scientists 52 D-Index: 138 scientists 53 D-Index: 141 scientists 54 D-Index: 131 scientists 55 D-Index: 137 scientists 56 D-Index: 109 scientists 57 D-Index: 129 scientists 58 D-Index: 95 scientists 59 D-Index: 105 scientists 60 D-Index: 106 scientists 61 D-Index: 86 scientists 62 D-Index: 94 scientists 63 D-Index: 77 scientists 64 D-Index: 79 scientists 65 D-Index: 59 scientists 66 D-Index: 68 scientists 67 D-Index: 51 scientists 68 D-Index: 49 scientists 69 D-Index: 40 scientists 70 D-Index: 43 scientists 71 D-Index: 40 scientists 72 D-Index: 50 scientists 73 D-Index: 46 scientists 74 D-Index: 43 scientists 75 D-Index: 45 scientists 76 D-Index: 45 scientists 77 D-Index: 30 scientists 78 D-Index: 25 scientists 79 D-Index: 31 scientists 80 D-Index: 29 scientists 81 D-Index: 18 scientists 82 D-Index: 21 scientists 83 D-Index: 26 scientists 84 D-Index: 15 scientists 85 D-Index: 15 scientists 86 D-Index: 19 scientists 87 D-Index: 19 scientists 88 D-Index: 12 scientists 89 D-Index: 7 scientists 90 D-Index: 19 scientists 91 D-Index: 20 scientists 92 D-Index: 13 scientists 93 D-Index: 9 scientists 94 D-Index: 13 scientists 95 D-Index: 8 scientists 96 D-Index: 7 scientists 97 D-Index: 6 scientists 98 D-Index: 6 scientists 99 D-Index: 6 scientists 100+ D-Index: 97 scientists
30 D-Index 100+

This scientist: 105 D-Index — 99th percentile

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

The last bar groups every scientist with 100 D-Index or more.

Research.com Recognitions

  • 2026 - Research.com Social Sciences and Humanities in United States Leader Award
  • 2025 - Research.com Social Sciences and Humanities in United States Leader Award
  • 2005 - Member of the National Academy of Medicine (NAM)

Overview

Troyen A. Brennan is affiliated with Harvard University in the United States and has contributed to the field of Medicine, with particular emphasis on Surgery, Pathology and Forensic Medicine, Hematology, Cancer Research, and Pulmonary and Respiratory Medicine.

The scientist's research topics span a range of areas, including:

  • Spine and Intervertebral Disc Pathology
  • Anesthesia and Pain Management
  • Acute Myeloid Leukemia Research
  • Cancer Genomics and Diagnostics
  • Sarcoma Diagnosis and Treatment
  • Pain Management and Opioid Use
  • Shoulder Injury and Treatment

Among recent research papers, the following are noted:

  • "Precision medicine treatment in acute myeloid leukemia using prospective genomic profiling: feasibility and preliminary efficacy of the Beat AML Master Trial", 2020, Nature Medicine
  • "Movement-evoked Pain versus Pain at Rest in Postsurgical Clinical Trials and in Meta-analyses: An Updated Systematic Review", 2023, Anesthesiology
  • "AAAPT Diagnostic Criteria for Acute Thoracic Surgery Pain", 2021, Journal of Pain
  • "Is Transmission Expansion for Decarbonization Compatible with Generation Competition?", 2023, SSRN Electronic Journal
  • "Determining medical decision-making capacity for patients with dissociative identity disorder: a patient-centered approach", 2021, Memorial University Research Repository (Memorial University)

Collaborations have occurred frequently with several researchers, including:

  • Henrik Kehlet
  • Siamak Rahman
  • Pier Luigi Parcu
  • Victor Glass
  • Amy Burd

Publication venues frequently include:

  • Nature Medicine
  • Anesthesiology
  • Journal of Pain
  • SSRN Electronic Journal
  • Memorial University Research Repository (Memorial University)

The scientist has published books through Topics in Regulatory Economics and Policy, including:

  • "The Changing Postal Environment" (2020)
  • "Postal Strategies" (2023)

An award received is the Member of the National Academy of Medicine (NAM), granted in 2005.

Best Publications

  • Incidence of adverse events and negligence in hospitalized patients: results of the Harvard Medical Practice Study I

    T A Brennan;L L Leape;N M Laird;L Hebert

  • The nature of adverse events in hospitalized patients. Results of the Harvard Medical Practice Study II

    L L Leape;T A Brennan;N Laird;A G Lawthers

  • Incidence and Types of Adverse Events and Negligent Care in Utah and Colorado

    Eric Thomas;David Studdert;Helen Burstin;E. Orav

  • Risk Factors for Retained Instruments and Sponges after Surgery

    Atul A. Gawande;David M. Studdert;E. John Orav;Troyen A. Brennan

  • Defensive medicine among high-risk specialist physicians in a volatile malpractice environment.

    David M. Studdert;Michelle M. Mello;William M. Sage;Catherine M. DesRoches

  • Analysis of errors reported by surgeons at three teaching hospitals

    Atul A. Gawande;Michael J. Zinner;David M. Studdert;Troyen A. Brennan

  • The incidence and nature of surgical adverse events in Colorado and Utah in 1992

    Atul A. Gawande;Eric J. Thomas;Michael J. Zinner;Troyen A. Brennan

  • Claims, Errors, and Compensation Payments in Medical Malpractice Litigation

    David M. Studdert;Michelle M. Mello;Atul A. Gawande;Tejal K. Gandhi

  • Relation between malpractice claims and adverse events due to negligence. Results of the Harvard Medical Practice Study III.

    A R Localio;A G Lawthers;T A Brennan;N M Laird

  • Does housestaff discontinuity of care increase the risk for preventable adverse events

    L A Petersen;T A Brennan;A C O'Neil;E F Cook

  • Health Industry Practices That Create Conflicts of Interest A Policy Proposal for Academic Medical Centers

    Troyen A. Brennan;David J. Rothman;Linda Blank;David Blumenthal

  • Is the professional satisfaction of general internists associated with patient satisfaction

    Jennifer S. Haas;E. Francis Cook;E. Francis Cook;Ann Louise Puopolo;Helen R. Burstin

  • Missed and Delayed Diagnoses in the Ambulatory Setting: A Study of Closed Malpractice Claims

    Tejal K. Gandhi;Allen Kachalia;Eric J. Thomas;Ann Louise Puopolo

  • Full coverage for preventive medications after myocardial infarction

    Niteesh K. Choudhry;Jerry Avorn;Robert J. Glynn;Elliott M. Antman

  • Impact of Language Barriers on Patient Satisfaction in an Emergency Department

    Olveen Carrasquillo;E. John Orav;Troyen A. Brennan;Troyen A. Brennan;Helen R. Burstin

  • Costs of medical injuries in Utah and Colorado

    E J Thomas;D M Studdert;J P Newhouse;B I Zbar

  • Incidence and types of preventable adverse events in elderly patients: population based review of medical records

    Eric J Thomas;Troyen A Brennan

  • Medication Adherence Leads To Lower Health Care Use And Costs Despite Increased Drug Spending

    M. Christopher Roebuck;Joshua N. Liberman;Marin Gemmill-Toyama;Troyen A. Brennan

  • Asymmetric Paternalism to Improve Health Behaviors

    George Loewenstein;Troyen Brennan;Kevin G. Volpp

  • Patients’ Satisfaction with and Preference for Telehealth Visits

    Jennifer M. Polinski;Tobias Barker;Nancy Gagliano;Andrew Sussman

  • Defensive Medicine Among High-Risk Specialist Physicians in a Volatile Malpractice Environment

    D.M. Studdert;M.M. Mello;W.M. Sage

Frequent Co-Authors

David M. Studdert
David M. Studdert Stanford University
William H. Shrank
William H. Shrank Humana (United States)
Michelle M. Mello
Michelle M. Mello Stanford University
Niteesh K. Choudhry
Niteesh K. Choudhry Brigham and Women's Hospital
Jerry Avorn
Jerry Avorn Brigham and Women's Hospital
David W. Bates
David W. Bates Brigham and Women's Hospital
Stuart R. Lipsitz
Stuart R. Lipsitz Brigham and Women's Hospital
Thomas H. Lee
Thomas H. Lee Harvard University
E. Francis Cook
E. Francis Cook Harvard University
Joseph P. Newhouse
Joseph P. Newhouse Harvard University

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