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Charles A. Czeisler

D-Index & Metrics

Medicine

D-Index
147
Citations
88986
World Ranking
1270
National Ranking
738

Charles A. Czeisler publication distribution in Medicine in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Medicine in 2026. The highlighted bar marks where Charles A. Czeisler sits on this spectrum.

101–120 publications: 5 scientists 121–140 publications: 26 scientists 141–160 publications: 73 scientists 161–180 publications: 155 scientists 181–200 publications: 230 scientists 201–220 publications: 363 scientists 221–240 publications: 487 scientists 241–260 publications: 545 scientists 261–280 publications: 722 scientists 281–300 publications: 768 scientists 301–320 publications: 834 scientists 321–340 publications: 895 scientists 341–360 publications: 922 scientists 361–380 publications: 838 scientists 381–400 publications: 861 scientists 401–420 publications: 918 scientists 421–440 publications: 806 scientists 441–460 publications: 771 scientists 461–480 publications: 751 scientists 481–500 publications: 713 scientists 501–520 publications: 617 scientists 521–540 publications: 611 scientists 541–560 publications: 537 scientists 561–580 publications: 504 scientists 581–600 publications: 509 scientists 601–620 publications: 396 scientists 621–640 publications: 386 scientists 641–660 publications: 371 scientists 661–680 publications: 340 scientists 681–700 publications: 336 scientists 701–720 publications: 307 scientists 721–740 publications: 259 scientists 741–760 publications: 230 scientists 761–780 publications: 228 scientists 781–800 publications: 217 scientists 801–820 publications: 204 scientists 821–840 publications: 186 scientists 841–860 publications: 177 scientists 861–880 publications: 155 scientists 881–900 publications: 139 scientists 901–920 publications: 145 scientists 921–940 publications: 116 scientists 941–960 publications: 133 scientists 961–980 publications: 91 scientists 981–1,000 publications: 96 scientists 1,001–1,020 publications: 77 scientists 1,021–1,040 publications: 70 scientists 1,041–1,060 publications: 63 scientists 1,061–1,080 publications: 77 scientists 1,081–1,100 publications: 49 scientists 1,101–1,120 publications: 54 scientists 1,121–1,140 publications: 49 scientists 1,141–1,160 publications: 51 scientists 1,161–1,180 publications: 35 scientists 1,181–1,200 publications: 39 scientists 1,201–1,220 publications: 26 scientists 1,221–1,240 publications: 37 scientists 1,241–1,260 publications: 36 scientists 1,261–1,280 publications: 27 scientists 1,281–1,300 publications: 32 scientists 1,301–1,320 publications: 28 scientists 1,321–1,340 publications: 17 scientists 1,341–1,360 publications: 30 scientists 1,361–1,380 publications: 28 scientists 1,381–1,400 publications: 17 scientists 1,401–1,420 publications: 21 scientists 1,421–1,440 publications: 15 scientists 1,441–1,460 publications: 12 scientists 1,461–1,480 publications: 12 scientists 1,481–1,500 publications: 18 scientists 1,501–1,520 publications: 14 scientists 1,521–1,540 publications: 17 scientists 1,541–1,560 publications: 15 scientists 1,561–1,580 publications: 6 scientists 1,581–1,600 publications: 2 scientists 1,601–1,620 publications: 12 scientists 1,621–1,640 publications: 11 scientists 1,641–1,660 publications: 8 scientists 1,661–1,680 publications: 5 scientists 1,681–1,700 publications: 5 scientists 1,701–1,720 publications: 10 scientists 1,721–1,740 publications: 12 scientists 1,741–1,760 publications: 14 scientists 1,761–1,780 publications: 6 scientists 1,781–1,795 publications: 5 scientists 1,796+ publications: 100 scientists
101 publications 1,796+

This scientist: 541 publications — 64th percentile

64% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 1,796 publications or more.

Charles A. Czeisler D-index placement in Medicine in 2026

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

70–71 D-Index: 226 scientists 72–73 D-Index: 391 scientists 74–75 D-Index: 574 scientists 76–77 D-Index: 730 scientists 78–79 D-Index: 891 scientists 80–81 D-Index: 972 scientists 82–83 D-Index: 1,027 scientists 84–85 D-Index: 1,003 scientists 86–87 D-Index: 960 scientists 88–89 D-Index: 970 scientists 90–91 D-Index: 922 scientists 92–93 D-Index: 839 scientists 94–95 D-Index: 808 scientists 96–97 D-Index: 779 scientists 98–99 D-Index: 668 scientists 100–101 D-Index: 611 scientists 102–103 D-Index: 630 scientists 104–105 D-Index: 513 scientists 106–107 D-Index: 541 scientists 108–109 D-Index: 445 scientists 110–111 D-Index: 429 scientists 112–113 D-Index: 400 scientists 114–115 D-Index: 393 scientists 116–117 D-Index: 318 scientists 118–119 D-Index: 302 scientists 120–121 D-Index: 287 scientists 122–123 D-Index: 255 scientists 124–125 D-Index: 256 scientists 126–127 D-Index: 252 scientists 128–129 D-Index: 230 scientists 130–131 D-Index: 179 scientists 132–133 D-Index: 168 scientists 134–135 D-Index: 163 scientists 136–137 D-Index: 159 scientists 138–139 D-Index: 134 scientists 140–141 D-Index: 134 scientists 142–143 D-Index: 118 scientists 144–145 D-Index: 109 scientists 146–147 D-Index: 106 scientists 148–149 D-Index: 74 scientists 150–151 D-Index: 79 scientists 152–153 D-Index: 80 scientists 154–155 D-Index: 87 scientists 156–157 D-Index: 57 scientists 158–159 D-Index: 74 scientists 160–161 D-Index: 69 scientists 162–163 D-Index: 60 scientists 164–165 D-Index: 53 scientists 166–167 D-Index: 39 scientists 168–169 D-Index: 42 scientists 170–171 D-Index: 32 scientists 172–173 D-Index: 39 scientists 174–175 D-Index: 40 scientists 176–177 D-Index: 28 scientists 178–179 D-Index: 19 scientists 180–181 D-Index: 23 scientists 182–183 D-Index: 31 scientists 184–185 D-Index: 18 scientists 186–187 D-Index: 20 scientists 188–189 D-Index: 22 scientists 190–191 D-Index: 13 scientists 192–193 D-Index: 21 scientists 194–195 D-Index: 12 scientists 196–197 D-Index: 12 scientists 198–199 D-Index: 14 scientists 200–201 D-Index: 15 scientists 202–203 D-Index: 13 scientists 204–205 D-Index: 10 scientists 206–207 D-Index: 8 scientists 208–209 D-Index: 4 scientists 210–211 D-Index: 12 scientists 212–213 D-Index: 11 scientists 214–215 D-Index: 10 scientists 216 D-Index: 4 scientists 217+ D-Index: 98 scientists
70 D-Index 217+

This scientist: 147 D-Index — 94th percentile

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

The last bar groups every scientist with 217 D-Index or more.

Research.com Recognitions

  • 2010 - Member of the National Academy of Medicine (NAM)
  • Member of the Association of American Physicians
  • Member of the Association of American Physicians

Overview

Charles A. Czeisler is affiliated with Brigham and Women's Hospital in the United States. Their research spans primarily the fields of psychology and medicine, with a focus on areas such as experimental and cognitive psychology, endocrine and autonomic systems, clinical psychology, physiology, and cognitive neuroscience.

The scientist's work covers a variety of topics with particular emphasis on sleep and related disorders, sleep and work-related fatigue, circadian rhythm and melatonin, sleep and wakefulness research, COVID-19 and mental health, hospital admissions and outcomes, and COVID-19 and healthcare impacts.

Frequent publication venues for Charles A. Czeisler include:

  • SLEEP
  • bioRxiv (Cold Spring Harbor Laboratory)
  • Sleep Health
  • MMWR Morbidity and Mortality Weekly Report
  • Journal of Pineal Research

The scientist has collaborated extensively with several coauthors, including:

  • Matthew D. Weaver
  • Laura K. Barger
  • Rebecca Robbins
  • Shantha M. W. Rajaratnam
  • Stuart F. Quan

Notable recent papers authored or coauthored by Charles A. Czeisler include:

  • Mental Health, Substance Use, and Suicidal Ideation During the COVID-19 Pandemic - United States, June 24-30, 2020 (2020), published in MMWR Morbidity and Mortality Weekly Report
  • Delay or Avoidance of Medical Care Because of COVID-19-Related Concerns - United States, June 2020 (2020), published in MMWR Morbidity and Mortality Weekly Report
  • Recommendations for daytime, evening, and nighttime indoor light exposure to best support physiology, sleep, and wakefulness in healthy adults (2022), published in PLoS Biology
  • Public Attitudes, Behaviors, and Beliefs Related to COVID-19, Stay-at-Home Orders, Nonessential Business Closures, and Public Health Guidance - United States, New York City, and Los Angeles, May 5-12, 2020 (2020), published in MMWR Morbidity and Mortality Weekly Report
  • Follow-up Survey of US Adult Reports of Mental Health, Substance Use, and Suicidal Ideation During the COVID-19 Pandemic, September 2020 (2021), published in JAMA Network Open

Charles A. Czeisler has received recognition in the form of memberships in professional organizations, including the National Academy of Medicine since 2010 and the Association of American Physicians. These honors indicate their standing within the medical and scientific communities.

Best Publications

  • Mental Health, Substance Use, and Suicidal Ideation During the COVID-19 Pandemic - United States, June 24-30, 2020.

    Mark É. Czeisler;Rashon I. Lane;Emiko Petrosky;Joshua F. Wiley

  • Circadian variation in the frequency of onset of acute myocardial infarction

    J. E. Muller;P. H. Stone;Z. G. Turi;J. D. Rutherford

  • Effect of reducing interns' work hours on serious medical errors in intensive care units.

    Christopher P. Landrigan;Jeffrey M. Rothschild;John W. Cronin;Rainu Kaushal

  • Stability, Precision, and Near-24-Hour Period of the Human Circadian Pacemaker

    Charles A. Czeisler;Jeanne F. Duffy;Theresa L. Shanahan;Emery N. Brown

  • Contribution of the circadian pacemaker and the sleep homeostat to sleep propensity, sleep structure, electroencephalographic slow waves, and sleep spindle activity in humans

    Derk-Jan Dijk;Charles A. Czeisler

  • Evening use of light-emitting eReaders negatively affects sleep, circadian timing, and next-morning alertness

    Anne Marie Chang;Anne Marie Chang;Daniel Aeschbach;Daniel Aeschbach;Daniel Aeschbach;Jeanne F. Duffy;Jeanne F. Duffy;Charles A. Czeisler;Charles A. Czeisler

  • Sensitivity of the human circadian pacemaker to nocturnal light: melatonin phase resetting and suppression

    Jamie M. Zeitzer;Jamie M. Zeitzer;Derk‐Jan Dijk;Richard E. Kronauer;Richard E. Kronauer;Richard E. Kronauer;Emery N. Brown;Emery N. Brown;Emery N. Brown

  • Measuring and using light in the melanopsin age

    Robert J. Lucas;Stuart N. Peirson;David M. Berson;Timothy M. Brown

  • Concurrent morning increase in platelet aggregability and the risk of myocardial infarction and sudden cardiac death.

    Geoffrey H. Tofler;Damian Brezinski;Andrew I. Schafer;Charles A. Czeisler

  • Effect of reducing interns' weekly work hours on sleep and attentional failures

    Steven W. Lockley;John W. Cronin;Erin E. Evans;Brian E. Cade

  • Delay or Avoidance of Medical Care Because of COVID-19-Related Concerns - United States, June 2020.

    Mark E. Czeisler;Kristy Marynak;Kristie E.N. Clarke;Zainab Salah

  • Extended work shifts and the risk of motor vehicle crashes among interns.

    Laura K. Barger;Brian E. Cade;Najib T. Ayas;John W. Cronin

  • The Critical Care Safety Study: The incidence and nature of adverse events and serious medical errors in intensive care.

    Jeffrey M. Rothschild;Christopher P. Landrigan;John W. Cronin;Rainu Kaushal

  • A Phase Response Curve to Single Bright Light Pulses in Human Subjects

    Sat Bir S. Khalsa;Megan E. Jewett;Christian Cajochen;Charles A. Czeisler

  • Human sleep: its duration and organization depend on its circadian phase

    Charles A. Czeisler;Elliot D. Weitzman;Martin C. Moore-Ede;Janet C. Zimmerman

  • Bright light induction of strong (type 0) resetting of the human circadian pacemaker.

    Charles A. Czeisler;Richard E. Kronauer;James S. Allan;Jeanne F. Duffy

  • Catastrophes, sleep, and public policy: consensus report

    M M Mitler;M A Carskadon;C A Czeisler;W C Dement

  • High Sensitivity of the Human Circadian Melatonin Rhythm to Resetting by Short Wavelength Light

    Steven W. Lockley;George C. Brainard;Charles A. Czeisler

  • Bright light resets the human circadian pacemaker independent of the timing of the sleep-wake cycle.

    CA Czeisler;JS Allan;SH Strogatz;JM Ronda

  • Adverse Metabolic Consequences in Humans of Prolonged Sleep Restriction Combined with Circadian Disruption

    Orfeu M. Buxton;Sean W. Cain;Shawn P. O’Connor;James H. Porter

Frequent Co-Authors

Steven W. Lockley
Steven W. Lockley University of Surrey
Jeanne F. Duffy
Jeanne F. Duffy Brigham and Women's Hospital
Elizabeth B. Klerman
Elizabeth B. Klerman Harvard University
Derk-Jan Dijk
Derk-Jan Dijk University of Surrey
Kenneth P. Wright
Kenneth P. Wright University of Colorado Boulder
Orfeu M. Buxton
Orfeu M. Buxton Pennsylvania State University
Joshua J. Gooley
Joshua J. Gooley Duke NUS Graduate Medical School
Frank A.J.L. Scheer
Frank A.J.L. Scheer Brigham and Women's Hospital
Clare Anderson
Clare Anderson University of Leicester
Jamie M. Zeitzer
Jamie M. Zeitzer Stanford University

External Links

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Best Scientists Citing Charles A. Czeisler

Steven W. Lockley

Steven W. Lockley

University of Surrey

Publications: 153

Christian Cajochen

Christian Cajochen

University of Basel

Publications: 147

Derk-Jan Dijk

Derk-Jan Dijk

University of Surrey

Publications: 142

Torbjörn Åkerstedt

Torbjörn Åkerstedt

Karolinska Institute

Publications: 124

Frank A.J.L. Scheer

Frank A.J.L. Scheer

Brigham and Women's Hospital

Publications: 121

David F. Dinges

David F. Dinges

University of Pennsylvania

Publications: 109

Josephine Arendt

Josephine Arendt

University of Surrey

Publications: 98

Phyllis C. Zee

Phyllis C. Zee

Northwestern University

Publications: 97

Mariana G. Figueiro

Mariana G. Figueiro

Rensselaer Polytechnic Institute

Publications: 92

Bjørn Bjorvatn

Bjørn Bjorvatn

University of Bergen

Publications: 91

Ståle Pallesen

Ståle Pallesen

University of Bergen

Publications: 90

Anna Wirz-Justice

Anna Wirz-Justice

University of Basel

Publications: 80

Hans P. A. Van Dongen

Hans P. A. Van Dongen

Washington State University Spokane

Publications: 79

Drew Dawson

Drew Dawson

Central Queensland University

Publications: 78

Mary A. Carskadon

Mary A. Carskadon

Brown University

Publications: 77

Kenneth P. Wright

Kenneth P. Wright

University of Colorado Boulder

Publications: 77

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