World's Best Scientists 2026 revealed!
Sherif Karama

Sherif Karama

D-Index & Metrics

Neuroscience

D-Index
46
Citations
9757
World Ranking
6634
National Ranking
391

Sherif Karama publication distribution in Neuroscience in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Neuroscience in 2026. The highlighted bar marks where Sherif Karama sits on this spectrum.

38–47 publications: 18 scientists 48–57 publications: 79 scientists 58–67 publications: 193 scientists 68–77 publications: 323 scientists 78–87 publications: 406 scientists 88–97 publications: 452 scientists 98–107 publications: 539 scientists 108–117 publications: 505 scientists 118–127 publications: 522 scientists 128–137 publications: 469 scientists 138–147 publications: 456 scientists 148–157 publications: 459 scientists 158–167 publications: 397 scientists 168–177 publications: 383 scientists 178–187 publications: 350 scientists 188–197 publications: 302 scientists 198–207 publications: 306 scientists 208–217 publications: 262 scientists 218–227 publications: 242 scientists 228–237 publications: 220 scientists 238–247 publications: 203 scientists 248–257 publications: 174 scientists 258–267 publications: 176 scientists 268–277 publications: 175 scientists 278–287 publications: 125 scientists 288–297 publications: 116 scientists 298–307 publications: 127 scientists 308–317 publications: 128 scientists 318–327 publications: 99 scientists 328–337 publications: 89 scientists 338–347 publications: 78 scientists 348–357 publications: 96 scientists 358–367 publications: 66 scientists 368–377 publications: 59 scientists 378–387 publications: 65 scientists 388–397 publications: 54 scientists 398–407 publications: 48 scientists 408–417 publications: 49 scientists 418–427 publications: 34 scientists 428–437 publications: 31 scientists 438–447 publications: 30 scientists 448–457 publications: 31 scientists 458–467 publications: 36 scientists 468–477 publications: 40 scientists 478–487 publications: 35 scientists 488–497 publications: 30 scientists 498–507 publications: 23 scientists 508–517 publications: 26 scientists 518–527 publications: 20 scientists 528–537 publications: 23 scientists 538–547 publications: 20 scientists 548–557 publications: 20 scientists 558–567 publications: 17 scientists 568–577 publications: 14 scientists 578–587 publications: 20 scientists 588–597 publications: 20 scientists 598–607 publications: 19 scientists 608–617 publications: 18 scientists 618–627 publications: 17 scientists 628–637 publications: 11 scientists 638–647 publications: 11 scientists 648–657 publications: 11 scientists 658–667 publications: 8 scientists 668–677 publications: 7 scientists 678–687 publications: 11 scientists 688–697 publications: 10 scientists 698–707 publications: 4 scientists 708–717 publications: 6 scientists 718–727 publications: 5 scientists 728–737 publications: 5 scientists 738–747 publications: 9 scientists 748–757 publications: 9 scientists 758–767 publications: 3 scientists 768–777 publications: 7 scientists 778–787 publications: 7 scientists 788–797 publications: 6 scientists 798–807 publications: 2 scientists 808–817 publications: 2 scientists 818–827 publications: 7 scientists 828–837 publications: 0 scientists 838–847 publications: 9 scientists 848–857 publications: 3 scientists 858–867 publications: 1 scientists 868–877 publications: 3 scientists 878–886 publications: 6 scientists 887+ publications: 100 scientists
38 publications 887+

This scientist: 119 publications — 27th percentile

27% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 887 publications or more.

Sherif Karama D-index placement in Neuroscience in 2026

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

30–31 D-Index: 42 scientists 32–33 D-Index: 172 scientists 34–35 D-Index: 296 scientists 36–37 D-Index: 435 scientists 38–39 D-Index: 459 scientists 40–41 D-Index: 456 scientists 42–43 D-Index: 467 scientists 44–45 D-Index: 478 scientists 46–47 D-Index: 512 scientists 48–49 D-Index: 435 scientists 50–51 D-Index: 425 scientists 52–53 D-Index: 418 scientists 54–55 D-Index: 392 scientists 56–57 D-Index: 357 scientists 58–59 D-Index: 334 scientists 60–61 D-Index: 328 scientists 62–63 D-Index: 260 scientists 64–65 D-Index: 278 scientists 66–67 D-Index: 239 scientists 68–69 D-Index: 250 scientists 70–71 D-Index: 210 scientists 72–73 D-Index: 200 scientists 74–75 D-Index: 189 scientists 76–77 D-Index: 170 scientists 78–79 D-Index: 146 scientists 80–81 D-Index: 113 scientists 82–83 D-Index: 126 scientists 84–85 D-Index: 100 scientists 86–87 D-Index: 84 scientists 88–89 D-Index: 99 scientists 90–91 D-Index: 84 scientists 92–93 D-Index: 85 scientists 94–95 D-Index: 72 scientists 96–97 D-Index: 76 scientists 98–99 D-Index: 45 scientists 100–101 D-Index: 49 scientists 102–103 D-Index: 43 scientists 104–105 D-Index: 32 scientists 106–107 D-Index: 45 scientists 108–109 D-Index: 50 scientists 110–111 D-Index: 32 scientists 112–113 D-Index: 39 scientists 114–115 D-Index: 32 scientists 116–117 D-Index: 29 scientists 118–119 D-Index: 27 scientists 120–121 D-Index: 19 scientists 122–123 D-Index: 23 scientists 124–125 D-Index: 27 scientists 126–127 D-Index: 16 scientists 128–129 D-Index: 24 scientists 130–131 D-Index: 13 scientists 132–133 D-Index: 21 scientists 134–135 D-Index: 17 scientists 136–137 D-Index: 14 scientists 138–139 D-Index: 15 scientists 140–141 D-Index: 10 scientists 142–143 D-Index: 10 scientists 144–145 D-Index: 13 scientists 146–147 D-Index: 9 scientists 148–149 D-Index: 8 scientists 150–151 D-Index: 6 scientists 152–153 D-Index: 6 scientists 154–155 D-Index: 7 scientists 156–157 D-Index: 7 scientists 158–159 D-Index: 10 scientists 160–161 D-Index: 4 scientists 162 D-Index: 8 scientists 163+ D-Index: 100 scientists
30 D-Index 163+

This scientist: 46 D-Index — 32nd percentile

32% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 163 D-Index or more.

Overview

Sherif Karama is affiliated with McGill University in Canada and has contributed extensively to research in medicine, neuroscience, and biochemistry, genetics, and molecular biology. Their work spans several specialized subfields, including cognitive neuroscience, radiology, nuclear medicine and imaging, genetics, molecular biology, and psychiatry and mental health.

Their research topics predominantly focus on functional brain connectivity studies, advanced neuroimaging techniques and applications, attention deficit hyperactivity disorder, genomic variations and chromosomal abnormalities, mental health research topics, advanced MRI techniques and applications, and neural and behavioral psychology studies.

Key recent papers authored or co-authored by Sherif Karama include:

  • "The genetic architecture of the human cerebral cortex," 2020, Science
  • "Genome-wide analysis of gene dosage in 24,092 individuals estimates that 10,000 genes modulate cognitive ability," 2021, Molecular Psychiatry
  • "Using a simulation centre to evaluate preliminary acceptability and impact of an artificial intelligence-powered clinical decision support system for depression treatment on the physician-patient interaction," 2021, BJPsych Open
  • "Maternal antenatal depression and child mental health: Moderation by genomic risk for attention-deficit/hyperactivity disorder," 2020, Development and Psychopathology
  • "Maturational trajectories of pericortical contrast in typical brain development," 2021, NeuroImage

Sherif Karama's frequent co-authors include Aron K. Barbey, Richard J. Haier, M. Mallar Chakravarty, Aurélie Labbe, and Alan C. Evans, reflecting collaborative efforts in their research projects.

Their publications commonly appear in venues such as Biological Psychiatry, bioRxiv (Cold Spring Harbor Laboratory), Journal of Psychiatry and Neuroscience, Science, and Molecular Psychiatry. Biological Psychiatry features the highest number of their publications.

Best Publications

  • Subcortical brain volume differences in participants with attention deficit hyperactivity disorder in children and adults: a cross-sectional mega-analysis

    Martine Hoogman;Janita Bralten;Derrek P. Hibar;Maarten Mennes

  • The genetic architecture of the human cerebral cortex

    Katrina L. Grasby;Neda Jahanshad;Jodie N. Painter;Lucía Colodro-Conde

  • Areas of brain activation in males and females during viewing of erotic film excerpts

    Sherif Karama;André Roch Lecours;André Roch Lecours;Jean-Maxime Leroux;Pierre Bourgouin;Pierre Bourgouin

  • Human intelligence and brain networks

    Roberto Colom;Sherif Karama;Rex E. Jung;Richard J. Haier

  • Trajectories of cortical thickness maturation in normal brain development--The importance of quality control procedures.

    Simon Ducharme;Simon Ducharme;Matthew D. Albaugh;Tuong-Vi Nguyen;James J. Hudziak

  • MRI assessment of cortical thickness and functional activity changes in adolescent girls following three months of practice on a visual-spatial task

    Richard J Haier;Sherif Karama;Leonard Leyba;Rex E Jung

  • Developmental Changes in Organization of Structural Brain Networks

    Budhachandra S. Khundrakpam;Andrew Reid;Jens Brauer;Felix Carbonell

  • Neural correlates of lexical and sublexical processes in reading

    Sven Joubert;Mario Beauregard;Nathalie Walter;Pierre Bourgouin

  • Positive association between cognitive ability and cortical thickness in a representative US sample of healthy 6 to 18 year-olds

    S Karama;Y Ad-Dab'bagh;RJ Haier;IJ Deary

  • Patterns of cortical thickness and surface area in early Parkinson's disease

    Thomas Jubault;Jean-François Gagnon;Sherif Karama;Alain Ptito

  • Cigarette smoking and thinning of the brain’s cortex

    Sherif Karama;Simon Ducharme;Janie Corley;F Chouinard-Decorte

  • Testosterone-Related Cortical Maturation Across Childhood and Adolescence

    Tuong-Vi Nguyen;James McCracken;Simon Ducharme;Kelly N. Botteron

  • Anxious/Depressed Symptoms are Linked to Right Ventromedial Prefrontal Cortical Thickness Maturation in Healthy Children and Young Adults

    Simon Ducharme;Matthew D. Albaugh;James J. Hudziak;Kelly N. Botteron

  • Cortical thickness correlates of specific cognitive performance accounted for by the general factor of intelligence in healthy children aged 6 to 18

    Sherif Karama;Roberto Colom;Wendy Johnson;Ian J. Deary

  • Adaptive n-back training does not improve fluid intelligence at the construct level: Gains on individual tests suggest that training may enhance visuospatial processing

    Roberto Colom;Francisco J. Román;Francisco J. Abad;Pei Chun Shih

  • Cognitive ability changes and dynamics of cortical thickness development in healthy children and adolescents

    Miguel Burgaleta;Wendy Johnson;Deborah P. Waber;Roberto Colom

  • There are differences in cerebral activation between females in distinct menstrual phases during viewing of erotic stimuli: A fMRI study.

    Elke R. Gizewski;Eva Krause;Sherif Karama;Anneke Baars

  • Positional and surface area asymmetry of the human cerebral cortex.

    Oliver C. Lyttelton;Oliver C. Lyttelton;Sherif Karama;Sherif Karama;Yasser Ad-Dab'bagh;Yasser Ad-Dab'bagh;Robert J. Zatorre

  • Mediterranean-type diet and brain structural change from 73 to 76 years in a Scottish cohort

    Michelle Luciano;Janie Corley;Simon R. Cox;Maria C. Valdés Hernández

  • Brain response to visual sexual stimuli in heterosexual and homosexual males.

    Thomas Paul;Boris Schiffer;Thomas Zwarg;Tillmann H.C. Krüger

  • Cortical thickness maturation and duration of music training: health-promoting activities shape brain development.

    James J. Hudziak;Matthew D. Albaugh;Simon Ducharme;Sherif Karama;Sherif Karama

  • Dopamine transporter 3'UTR VNTR genotype is a marker of performance on executive function tasks in children with ADHD

    Sherif Karama;Sherif Karama;Natalie Grizenko;Natalie Grizenko;Edmund Sonuga-Barke;Alysa Doyle

Frequent Co-Authors

Ian J. Deary
Ian J. Deary University of Edinburgh
Roberto Colom
Roberto Colom Autonomous University of Madrid
Tomáš Paus
Tomáš Paus University of Toronto
Mark E. Bastin
Mark E. Bastin University of Edinburgh
Alan C. Evans
Alan C. Evans McGill University
Joanna M. Wardlaw
Joanna M. Wardlaw University of Edinburgh
John B.J. Kwok
John B.J. Kwok University of Sydney
James J. Hudziak
James J. Hudziak University of Vermont
Thomas Bourgeron
Thomas Bourgeron Université Paris Cité
Peter R. Schofield
Peter R. Schofield Neuroscience Research Australia

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