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Stewart A. Factor

Stewart A. Factor

Emory University
United States

D-Index & Metrics

Medicine

D-Index
89
Citations
31529
World Ranking
12618
National Ranking
6454

Stewart A. Factor 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 Stewart A. Factor 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: 459 publications — 51st percentile

51% of scientists in this discipline score the same or lower.

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

Stewart A. Factor 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 Stewart A. Factor 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: 89 D-Index — 38th percentile

38% of scientists in this discipline score the same or lower.

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

Overview

Stewart A. Factor is affiliated with Emory University in the United States and has an extensive publication record in the field of Medicine, with a particular focus on Neurology. Their work spans multiple subfields including Neurology, Psychiatry and Mental Health, Cellular and Molecular Neuroscience, Physical Therapy, Sports Therapy and Rehabilitation, and Molecular Biology.

The main research topics addressed by Stewart A. Factor include:

  • Parkinson's Disease Mechanisms and Treatments
  • Neurological disorders and treatments
  • Botulinum Toxin and Related Neurological Disorders
  • Genetic Neurodegenerative Diseases
  • Balance, Gait, and Falls Prevention
  • Cerebral Palsy and Movement Disorders
  • Schizophrenia research and treatment

Among the frequent publication venues are:

  • Neurology (18 publications)
  • bioRxiv (Cold Spring Harbor Laboratory) (10 publications)
  • CNS Spectrums (9 publications)
  • Movement Disorders Clinical Practice (7 publications)
  • Parkinsonism & Related Disorders (6 publications)

Stewart A. Factor has collaborated frequently with the following co-authors:

  • J. Lucas McKay (26 co-authored publications)
  • Robert A. Hauser (22 co-authored publications)
  • Christine D. Esper (18 co-authored publications)
  • Joohi Jimenez-Shahed (17 co-authored publications)
  • Karen E. Anderson (17 co-authored publications)

Selected recent papers:

  • Integrated proteomics reveals brain-based cerebrospinal fluid biomarkers in asymptomatic and symptomatic Alzheimer's disease, 2020, Science Advances
  • Characterizing dysbiosis of gut microbiome in PD: evidence for overabundance of opportunistic pathogens, 2020, npj Parkinson's Disease
  • Dystonia and Tremor, 2020, Neurology
  • Safety and efficacy of valbenazine for the treatment of chorea associated with Huntington's disease (KINECT-HD): a phase 3, randomised, double-blind, placebo-controlled trial, 2023, The Lancet Neurology
  • Pepinemab antibody blockade of SEMA4D in early Huntington's disease: a randomized, placebo-controlled, phase 2 trial, 2022, Nature Medicine

Best Publications

  • The Parkinson Progression Marker Initiative (PPMI)

    Kenneth Marek;Danna Jennings;Shirley Lasch;Andrew Siderowf

  • Common genetic variation in the HLA region is associated with late-onset sporadic Parkinson's disease

    Taye H. Hamza;Cyrus P. Zabetian;Cyrus P. Zabetian;Albert Tenesa;Alain Laederach

  • Parkinson's disease and Parkinson's disease medications have distinct signatures of the gut microbiome

    Erin M. Hill-Burns;Justine W. Debelius;James T. Morton;William T. Wissemann

  • Pramipexole vs levodopa as initial treatment for Parkinson disease: a 4-year randomized controlled trial.

    Robert G Holloway;Ira Shoulson;Stanley Fahn;Karl Kieburtz

  • Practice Parameter: Treatment of Parkinson Disease With Motor Fluctuations and Dyskinesia (An Evidence-Based Review): Report of the Quality Standards Subcommittee of the American Academy of Neurology

    R. Pahwa;S. A. Factor;K. E. Lyons;William G. Ondo

  • The Parkinson's progression markers initiative (PPMI): establishing a PD biomarker cohort

    Kenneth Marek;Sohini Chowdhury;Andrew Siderowf;Shirley Lasch

  • Comprehensive research synopsis and systematic meta-analyses in Parkinson's disease genetics: the PDGene database.

    Christina M. Lill;Johannes T. Roehr;Johannes T. Roehr;Matthew B. McQueen;Fotini K. Kavvoura;Fotini K. Kavvoura;Fotini K. Kavvoura

  • Diagnostic criteria for psychosis in Parkinson's disease: Report of an NINDS, NIMH work group

    Bernard Ravina;Karen Marder;Hubert H. Fernandez;Joseph H. Friedman

  • Safety and efficacy of NeuroBloc (botulinum toxin type B) in type A-responsive cervical dystonia.

    A. Brashear;M. F. Lew;D. D. Dykstra;C. L. Comella

  • Association of Cerebrospinal Fluid β-Amyloid 1-42, T-tau, P-tau181, and α-Synuclein Levels With Clinical Features of Drug-Naive Patients With Early Parkinson Disease

    Ju-Hee Kang;Ju-Hee Kang;David J. Irwin;Alice S. Chen-Plotkin;Andrew Siderowf

  • A randomized, double-blind, placebo-controlled trial of antidepressants in Parkinson disease

    I. H. Richard;M. P. McDermott;R. Kurlan;J. M. Lyness

  • Ropinirole 24-hour prolonged release: Randomized, controlled study in advanced Parkinson disease

    R. Pahwa;M. A. Stacy;S. A. Factor;K. E. Lyons

  • A home diary to assess functional status in patients with Parkinson's disease with motor fluctuations and dyskinesia.

    Robert A. Hauser;Jeffrey Friedlander;Theresa A. Zesiewicz;Charles H. Adler

  • Mutations in GNAL cause primary torsion dystonia.

    Tania Fuchs;Rachel Saunders-Pullman;Rachel Saunders-Pullman;Ikuo Masuho;Marta San Luciano

  • Meta-analysis of Parkinson's Disease: Identification of a Novel Locus, RIT2

    Nathan Pankratz;Gary W. Beecham;Anita L. Destefano;Ted M. Dawson

  • Gene delivery of neurturin to putamen and substantia nigra in Parkinson disease: A double-blind, randomized, controlled trial.

    C. Warren Olanow;Raymond T. Bartus;Tiffany L. Baumann;Stewart Factor

  • Botulinum toxin type B: A double-blind, placebo-controlled, safety and efficacy study in cervical dystonia

    Mark F. Lew;B. T. Adornato;D. D. Duane;D. D. Dykstra

  • Occupation and Risk of Parkinsonism: A Multicenter Case-Control Study

    Caroline M. Tanner;G. Webster Ross;Sarah A. Jewell;Robert A. Hauser

  • Atypical antipsychotics in the treatment of drug-induced psychosis in Parkinson's disease

    Joseph H. Friedman;Stewart A. Factor

  • Levodopa in the treatment of Parkinson's disease: a consensus meeting.

    Y. Agid;E. Ahlskog;A. Albanese;D. Calne

Frequent Co-Authors

Cyrus P. Zabetian
Cyrus P. Zabetian University of Washington
Haydeh Payami
Haydeh Payami University of Alabama at Birmingham
Robert A. Hauser
Robert A. Hauser University of South Florida
Joseph Jankovic
Joseph Jankovic Baylor College of Medicine
Hubert H. Fernandez
Hubert H. Fernandez Cleveland Clinic
Ali Samii
Ali Samii University of Washington
Felicia C. Goldstein
Felicia C. Goldstein Emory University
Caroline M. Tanner
Caroline M. Tanner University of California, San Francisco
Hyder A. Jinnah
Hyder A. Jinnah Emory University
John G. Nutt
John G. Nutt Oregon Health & Science University

External Links

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Best Scientists Citing Stewart A. Factor

Joseph Jankovic

Joseph Jankovic

Baylor College of Medicine

Publications: 117

Daniel Weintraub

Daniel Weintraub

University of Pennsylvania

Publications: 106

Cyrus P. Zabetian

Cyrus P. Zabetian

University of Washington

Publications: 82

Ziv Gan-Or

Ziv Gan-Or

McGill University

Publications: 76

Andrew B. Singleton

Andrew B. Singleton

National Institutes of Health

Publications: 76

Anthony E. Lang

Anthony E. Lang

University of Toronto

Publications: 69

Christine Klein

Christine Klein

University of Lübeck

Publications: 68

Caroline M. Tanner

Caroline M. Tanner

University of California, San Francisco

Publications: 68

Daniela Berg

Daniela Berg

University Hospital Schleswig-Holstein

Publications: 68

Robert A. Hauser

Robert A. Hauser

University of South Florida

Publications: 62

Thomas Gasser

Thomas Gasser

University of Tübingen

Publications: 62

Werner Poewe

Werner Poewe

Innsbruck Medical University

Publications: 59

Alexis Brice

Alexis Brice

Institut du Cerveau

Publications: 58

Dag Aarsland

Dag Aarsland

King's College London

Publications: 56

Eng-King Tan

Eng-King Tan

National University of Singapore

Publications: 53

Brit Mollenhauer

Brit Mollenhauer

University of Göttingen

Publications: 53

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