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Neuroscience
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2026

D-Index & Metrics

Best Scientists

D-Index
178
Citations
118676
World Ranking
656
National Ranking
412

Neuroscience

D-Index
179
Citations
120651
World Ranking
57
National Ranking
37

J. John Mann 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 J. John Mann 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: 1,093 publications — 99th percentile

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

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

J. John Mann 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 J. John Mann 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: 179 D-Index — 99th percentile

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

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

Research.com Recognitions

  • 2026 - Research.com Neuroscience in United States Leader Award
  • 2025 - Research.com Best Scientists Award
  • 2025 - Research.com Neuroscience in United States Leader Award

Overview

J. John Mann is affiliated with Columbia University in the United States. Their research contributions span multiple fields including psychology, medicine, and neuroscience, with significant focus on clinical psychology, biological psychiatry, experimental and cognitive psychology, pharmacology, and molecular biology.

The main topics of their work cover areas such as suicide and self-harm studies, tryptophan and brain disorders, treatment of major depression, mental health research topics, stress responses and cortisol, child and adolescent psychosocial and emotional development, and functional brain connectivity studies.

The scientist's recent notable papers include:

  • Improving Suicide Prevention Through Evidence-Based Strategies: A Systematic Review (2021) published in American Journal of Psychiatry
  • Dysregulation of adult hippocampal neuroplasticity in major depression: pathogenesis and therapeutic implications (2022) published in Molecular Psychiatry
  • Spatial epigenome-transcriptome co-profiling of mammalian tissues (2023) published in Nature
  • Spatial profiling of chromatin accessibility in mouse and human tissues (2022) published in Nature
  • Social connectedness as a determinant of mental health: A scoping review (2022) published in PLoS ONE

J. John Mann has worked frequently with co-authors such as Hanga Galfalvy, M. Elizabeth Sublette, María A. Oquendo, Gorazd Rosoklija, and Andrew J. Dwork.

Their publications have appeared in journals with multiple contributions including Biological Psychiatry, Journal of Affective Disorders, Molecular Psychiatry, bioRxiv (Cold Spring Harbor Laboratory), and Psychiatry Research.

Best Publications

  • The Columbia–Suicide Severity Rating Scale: Initial Validity and Internal Consistency Findings From Three Multisite Studies With Adolescents and Adults

    Kelly Posner;Gregory K. Brown;Barbara Stanley;David A. Brent

  • Evaluation of 14 nonlinear deformation algorithms applied to human brain MRI registration.

    Arno Klein;Jesper L. R. Andersson;Babak A. Ardekani;Babak A. Ardekani;John Ashburner

  • Toward a clinical model of suicidal behavior in psychiatric patients.

    J. John Mann;Christine Waternaux;Gretchen L. Haas;Kevin M. Malone

  • Neurobiology of suicidal behaviour.

    J. John Mann

  • Human Hippocampal Neurogenesis Persists throughout Aging

    Maura Boldrini;Camille A. Fulmore;Alexandria N. Tartt;Laika R. Simeon

  • Increased baseline occupancy of D2 receptors by dopamine in schizophrenia.

    Anissa Abi-Dargham;Janine Rodenhiser;David Printz;Yolanda Zea-Ponce

  • The anatomy of mood disorders-review of structural neuroimaging studies

    Jair C. Soares;J. John Mann

  • Serotonin receptor 1A knockout: an animal model of anxiety-related disorder.

    Sylvie Ramboz;Ronald Oosting;Djamel Aït Amara;Hank F. Kung

  • Lrp5 Controls Bone Formation by Inhibiting Serotonin Synthesis in the Duodenum

    Vijay K. Yadav;Je Hwang Ryu;Nina Suda;Kenji F. Tanaka

  • Confronting depression and suicide in physicians: a consensus statement.

    Miriam Davis;Thomas Detre;Daniel E. Ford

  • Antidepressants increase neural progenitor cells in the human hippocampus

    Maura Boldrini;Maura Boldrini;Mark D Underwood;René Hen;Gorazd B Rosoklija;Gorazd B Rosoklija

  • A serotonin transporter gene promoter polymorphism (5-HTTLPR) and prefrontal cortical binding in major depression and suicide.

    J. John Mann;Yung Yu Huang;Mark D. Underwood;Suham A. Kassir

  • Prospective Study of Clinical Predictors of Suicidal Acts After a Major Depressive Episode in Patients With Major Depressive Disorder or Bipolar Disorder

    Maria A. Oquendo;Hanga Galfalvy;Stefani Russo;Steven P. Ellis

  • Risk Factors for Suicide Completion in Major Depression: A Case-Control Study of Impulsive and Aggressive Behaviors in Men

    Alexandre Dumais;A. D. Lesage;Martin Alda;Guy Rouleau

  • A serotonin-dependent mechanism explains the leptin regulation of bone mass, appetite, and energy expenditure.

    Vijay K. Yadav;Franck Oury;Nina Suda;Zhong Wu Liu

  • Early Evidence on the Effects of Regulators’ Suicidality Warnings on SSRI Prescriptions and Suicide in Children and Adolescents

    Robert D. Gibbons;C. Hendricks Brown;Kwan Hur;Sue M. Marcus

  • INCREASED SEROTONIN-2 BINDING SITES IN FRONTAL CORTEX OF SUICIDE VICTIMS

    Michael Stanley;J.John Mann

  • Increased serotonin2 and beta-adrenergic receptor binding in the frontal cortices of suicide victims.

    J. John Mann;Michael Stanley;P. Anne McBride;Bruce S. McEwen

  • The neurobiology of suicide

    John Mann

  • Clonidine binds to imidazole binding sites as well as α2-adrenoceptors in the ventrolateral medulla

    Paul Ernsberger;Mary P. Meeley;J.John Mann;Donald J. Reis

Frequent Co-Authors

Maria A. Oquendo
Maria A. Oquendo University of Pennsylvania
Victoria Arango
Victoria Arango Columbia University
Ramin V. Parsey
Ramin V. Parsey Stony Brook University
Barbara Stanley
Barbara Stanley Columbia University
Hanga Galfalvy
Hanga Galfalvy Columbia University
John G. Keilp
John G. Keilp Columbia University
David A. Brent
David A. Brent University of Pittsburgh
Allen Frances
Allen Frances Duke University
Mark D. Underwood
Mark D. Underwood Columbia University
Beth S. Brodsky
Beth S. Brodsky Columbia University

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Related Online Degrees & Career Pathways

Neuroscience is a versatile field that connects with many other disciplines and opens doors to a wide array of online degree programs and career pathways. Students interested in understanding brain function, behavior, and mental health can explore related degrees that complement a neuroscience background and expand professional options.

Many learners choose a cacrep-accredited program to gain the credentials required for counseling roles. If you're looking for a foundational credential, earning a counseling bachelor's degree online is a flexible way to begin working in areas like case management or support services.

Graduates may also progress toward an online masters mft to become a licensed marriage and family therapist—perfect for those aiming to integrate neuroscience insights with clinical work. Alternatively, pursuing an affordable online masters in psychology can deepen your expertise and prepare you for further research, teaching, or advanced practice roles.

These interdisciplinary paths highlight how neuroscience studies can align with counseling, therapy, and psychology careers—many of which are now more accessible through affordable online programs.

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