World's Best Scientists 2026 revealed!

D-Index & Metrics

Medicine

D-Index
132
Citations
67066
World Ranking
2310
National Ranking
1307

Keith A. Johnson 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 Keith A. Johnson 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: 851 publications — 89th percentile

89% of scientists in this discipline score the same or lower.

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

Keith A. Johnson 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 Keith A. Johnson 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: 132 D-Index — 89th percentile

89% of scientists in this discipline score the same or lower.

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

Overview

Keith A. Johnson is affiliated with Harvard University in the United States. Their research spans multiple disciplines, primarily focusing on psychology and neuroscience, with significant work in experimental and cognitive psychology, cognitive neuroscience, and linguistics and language. Additional studies cover signal processing and artificial intelligence.

Their research topics include phonetics and phonology research, linguistic variation and morphology, neuroscience and music perception, neurobiology of language and bilingualism, speech recognition and synthesis, speech and audio processing, and reading and literacy development.

Johnson has published extensively in notable venues. Frequent publication venues include The Journal of the Acoustical Society of America, Nature Communications, Zenodo (CERN European Organization for Nuclear Research), Neuron, and the Laboratory Phonology Journal of the Association for Laboratory Phonology.

The scientist has a record of collaboration with several frequent co-authors, such as Yulia Oganian, Ilina Bhaya-Grossman, Edward F. Chang, Yevgeniy Melguy, and Alexandra M. Pfiffner.

Recent papers authored or co-authored by Johnson include:

  • Vowel and formant representation in the human auditory speech cortex, 2023, Neuron
  • The ΔF method of vocal tract length normalization for vowels, 2020, Laboratory Phonology Journal of the Association for Laboratory Phonology
  • Didn't hear that coming: Effects of withholding phonetic cues to code-switching, 2020, Bilingualism Language and Cognition
  • General adaptation to accented English: Speech intelligibility unaffected by perceived source of non-native accent, 2021, The Journal of the Acoustical Society of America
  • Phonemic segmentation of narrative speech in human cerebral cortex, 2023, Nature Communications

Best Publications

  • Cortical Hubs Revealed by Intrinsic Functional Connectivity: Mapping, Assessment of Stability, and Relation to Alzheimer's Disease

    Randy L. Buckner;Jorge Sepulcre;Tanveer Talukdar;Fenna M. Krienen

  • A/T/N: An unbiased descriptive classification scheme for Alzheimer disease biomarkers

    Clifford R. Jack;David A. Bennett;Kaj Blennow;Maria C. Carrillo

  • Appropriate use criteria for amyloid PET: a report of the Amyloid Imaging Task Force, the Society of Nuclear Medicine and Molecular Imaging, and the Alzheimer's Association.

    Keith A. Johnson;Satoshi Minoshima;Nicolaas I. Bohnen;Kevin J. Donohoe

  • Tau positron emission tomographic imaging in aging and early Alzheimer disease

    Keith A. Johnson;Aaron Schultz;Rebecca A. Betensky;J. Alex Becker

  • The Centiloid Project: Standardizing quantitative amyloid plaque estimation by PET

    William E. Klunk;William E. Klunk;Robert A. Koeppe;Julie C. Price;Tammie L. Benzinger;Tammie L. Benzinger

  • Early role of vascular dysregulation on late-onset Alzheimer’s disease based on multifactorial data-driven analysis

    Y. Iturria-Medina;R. C. Sotero;P. J. Toussaint;J. M. Mateos-Pérez

  • Amyloid deposition is associated with impaired default network function in older persons without dementia

    Reisa A. Sperling;Reisa A. Sperling;Peter S. LaViolette;Kelly O'Keefe;Jacqueline O'Brien

  • Brain Imaging in Alzheimer Disease

    Keith A. Johnson;Nick C. Fox;Reisa A. Sperling;William E. Klunk

  • The A4 Study: Stopping AD Before Symptoms Begin?

    Reisa A. Sperling;Dorene M. Rentz;Dorene M. Rentz;Keith A. Johnson;Keith A. Johnson;Jason Karlawish

  • Association of Amyloid and Tau With Cognition in Preclinical Alzheimer Disease : A Longitudinal Study

    Bernard J Hanseeuw;Bernard J Hanseeuw;Rebecca A Betensky;Heidi I L Jacobs;Heidi I L Jacobs;Aaron P Schultz

  • Neuropathology of cognitively normal elderly.

    David S. Knopman;J. E. Parisi;A. Salviati;M. Floriach-Robert

  • Functional organization of human sensorimotor cortex for speech articulation

    Kristofer E. Bouchard;Nima Mesgarani;Keith Johnson;Edward F. Chang

  • The Evolution of Preclinical Alzheimer’s Disease: Implications for Prevention Trials

    Reisa Sperling;Reisa Sperling;Elizabeth Mormino;Keith Johnson

  • Categorical speech representation in human superior temporal gyrus

    Edward F Chang;Jochem W Rieger;Jochem W Rieger;Keith Johnson;Mitchel S Berger

  • Functional Alterations in Memory Networks in Early Alzheimer’s Disease

    Reisa A. Sperling;Reisa A. Sperling;Bradford C. Dickerson;Maija Pihlajamaki;Maija Pihlajamaki;Patrizia Vannini;Patrizia Vannini

  • Disruption of Functional Connectivity in Clinically Normal Older Adults Harboring Amyloid Burden

    Trey Hedden;Koene R. A. Van Dijk;J. Alex Becker;Angel Mehta

  • Validating novel tau positron emission tomography tracer [F‐18]‐AV‐1451 (T807) on postmortem brain tissue

    Marta Marquié;Marta Marquié;Marc D. Normandin;Charles R. Vanderburg;Isabel M. Costantino

  • Head injury and the risk of AD in the MIRAGE study

    Z. Guo;L. A. Cupples;A. Kurz;S. H. Auerbach

  • Preclinical prediction of Alzheimer's disease using SPECT

    Keith A. Johnson;K. Jones;K. Jones;B. L. Holman;J. A. Becker

  • Chronic toxicity and oncogenicity study on acrylamide incorporated in the drinking water of Fischer 344 rats

    Keith A. Johnson;Stanley J. Gorzinski;Kenneth M. Bodner;Roy A. Campbell

Frequent Co-Authors

Reisa A. Sperling
Reisa A. Sperling Brigham and Women's Hospital
Dorene M. Rentz
Dorene M. Rentz Harvard Medical School
Aaron P. Schultz
Aaron P. Schultz Harvard University
Gad A. Marshall
Gad A. Marshall Brigham and Women's Hospital
Rebecca Amariglio
Rebecca Amariglio Harvard Medical School
Jasmeer P. Chhatwal
Jasmeer P. Chhatwal Harvard University
Heidi I.L. Jacobs
Heidi I.L. Jacobs Harvard University
Kathryn V. Papp
Kathryn V. Papp Harvard University
Elizabeth C. Mormino
Elizabeth C. Mormino Stanford University
Trey Hedden
Trey Hedden Icahn School of Medicine at Mount Sinai

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