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Richard J. Maddock

D-Index & Metrics

Neuroscience

D-Index
43
Citations
8298
World Ranking
7353
National Ranking
3177

Richard J. Maddock 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 Richard J. Maddock 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: 110 publications — 22nd percentile

22% of scientists in this discipline score the same or lower.

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

Richard J. Maddock 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 Richard J. Maddock 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: 43 D-Index — 24th percentile

24% of scientists in this discipline score the same or lower.

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

Overview

Richard J. Maddock is affiliated with the University of California, Davis in the United States. Their research spans multiple fields within neuroscience and medicine, contributing extensively to neuroimaging, biological psychiatry, and behavioral neuroscience.

Their scholarly work includes a range of topics primarily focused on:

  • Tryptophan and brain disorders
  • Advanced MRI techniques and applications
  • Neuroscience and neuropharmacology research
  • Functional brain connectivity studies
  • Stress responses and cortisol
  • Neuroendocrine regulation and behavior
  • Reproductive system and pregnancy

Maddock's publications are frequently found in prominent venues such as:

  • Molecular Psychiatry
  • UNC Libraries
  • Biological Psychiatry
  • Biological Psychiatry Cognitive Neuroscience and Neuroimaging
  • Schizophrenia Research

The scientist has contributed to several papers, notable examples include:

  • "Medial Prefrontal Cortex Glutamate Is Reduced in Schizophrenia and Moderated by Measurement Quality: A Meta-analysis of Proton Magnetic Resonance Spectroscopy Studies," 2021, Biological Psychiatry
  • "Frequency drift in MR spectroscopy at 3T," 2021, NeuroImage
  • "Altered behavior, brain structure, and neurometabolites in a rat model of autism-specific maternal autoantibody exposure," 2023, Molecular Psychiatry
  • "Delay discounting abnormalities are seen in first-episode schizophrenia but not in bipolar disorder," 2020, Schizophrenia Research
  • "Extracellular free water elevations are associated with brain volume and maternal cytokine response in a longitudinal nonhuman primate maternal immune activation model," 2023, Molecular Psychiatry

Frequent collaborators include:

  • Tyler A. Lesh
  • Melissa D. Bauman
  • Jason Smucny
  • Ana-Maria Iosif
  • Casey E. Hogrefe

The areas of study where Maddock has made contributions encompass:

  • Neuroscience
  • Medicine

Subfield specializations include:

  • Radiology, Nuclear Medicine and Imaging
  • Biological Psychiatry
  • Cellular and Molecular Neuroscience
  • Cognitive Neuroscience
  • Behavioral Neuroscience

Best Publications

  • The retrosplenial cortex and emotion: new insights from functional neuroimaging of the human brain.

    Richard J. Maddock

  • Posterior cingulate cortex activation by emotional words: fMRI evidence from a valence decision task

    Richard J. Maddock;Amy S. Garrett;Michael H. Buonocore

  • Remembering familiar people: the posterior cingulate cortex and autobiographical memory retrieval.

    Richard J Maddock;A. S. Garrett;M. H. Buonocore

  • GABA Concentration Is Reduced in Visual Cortex in Schizophrenia and Correlates with Orientation-Specific Surround Suppression

    Jong H. Yoon;Richard J. Maddock;Ariel Rokem;Michael A. Silver

  • Efficacy of sertraline in preventing relapse of posttraumatic stress disorder: results of a 28-week double-blind, placebo-controlled study.

    Jonathan Davidson;Teri Pearlstein;Peter Londborg;Kathleen T. Brady

  • MR spectroscopic studies of the brain in psychiatric disorders.

    Richard J. Maddock;Michael H. Buonocore

  • Impaired recognition of facial expressions of emotion in Alzheimer's disease.

    Rita Hargrave;Richard J. Maddock;Valerie Stone

  • Ambulatory heart rate changes in patients with panic attacks.

    C B Taylor;J Sheikh;W S Agras;W T Roth

  • Activation of left posterior cingulate gyrus by the auditory presentation ofthreat-related words: an fMRI study

    Richard J. Maddock;Michael H. Buonocore

  • Sertraline treatment of posttraumatic stress disorder: results of 24 weeks of open-label continuation treatment.

    Peter D. Londborg;Mark T. Hegel;Susanna Goldstein;David Goldstein

  • Acute Modulation of Cortical Glutamate and GABA Content by Physical Activity

    Richard J. Maddock;Gretchen A. Casazza;Dione H. Fernandez;Michael I. Maddock

  • Brain regions showing increased activation by threat-related words in panic disorder.

    Richard J. Maddock;Michael H. Buonocore;Shawn J. Kile;Amy S. Garrett

  • Magnetic resonance spectroscopy of the brain: a review of physical principles and technical methods.

    Michael H Buonocore;Richard J Maddock

  • Stress Test Reactivity in Panic Disorder

    W T Roth;J Margraf;A Ehlers;C B Taylor

  • Dorsolateral Prefrontal Cortex GABA Concentration in Humans Predicts Working Memory Load Processing Capacity.

    Jong H. Yoon;Anthony Grandelis;Richard J. Maddock

  • Accommodation responses and refractive error.

    Richard J Maddock;M. Millodot;S. Leat;C. A. Johnson

  • Panic disorder and chest pain in the coronary care unit

    Cameron Carter;Richard Maddock;Ezra Amsterdam;Steven McCormick

  • Lactate infusions and panic attacks: Do patients and controls respond differently?

    Anke Ehlers;Jürgen Margraf;Walton T. Roth;C.Barr Taylor

  • Hyperventilation-induced panic attacks in panic disorder with agoraphobia.

    Richard J. Maddock;Cameron S. Carter

  • Vigorous exercise increases brain lactate and Glx (glutamate+glutamine): a dynamic 1H-MRS study.

    Richard J. Maddock;Gretchen A. Casazza;Michael H. Buonocore;Costin Tanase

  • Time course of the subjective emotional response to aversive pictures: relevance to fMRI studies.

    Amy S Garrett;Richard J Maddock

Frequent Co-Authors

Cameron S. Carter
Cameron S. Carter University of California, Irvine
Walton T. Roth
Walton T. Roth Stanford University
Anke Ehlers
Anke Ehlers University of Oxford
Jürgen Margraf
Jürgen Margraf Ruhr University Bochum
J. Daniel Ragland
J. Daniel Ragland University of California, Davis
David G. Amaral
David G. Amaral University of California, Davis
Michael J. Minzenberg
Michael J. Minzenberg University of California, Los Angeles
Jonathan R. T. Davidson
Jonathan R. T. Davidson Duke University
Ana-Maria Iosif
Ana-Maria Iosif University of California, Davis
Javaid I. Sheikh
Javaid I. Sheikh Cornell University

External Links

Personal website of Richard J. Maddock Google Scholar page

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Related Online Degrees & Career Pathways

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Exploring these related degree options can broaden your career pathways and help you make a bigger impact in neuroscience, mental health, or counseling fields.

Best Scientists Citing Richard J. Maddock

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Walton T. Roth

Walton T. Roth

Stanford University

Publications: 39

Peter B. Barker

Peter B. Barker

Johns Hopkins University School of Medicine

Publications: 25

Anke Ehlers

Anke Ehlers

University of Oxford

Publications: 21

Giampaolo Perna

Giampaolo Perna

Humanitas University

Publications: 21

Nicolaas A.J. Puts

Nicolaas A.J. Puts

King's College London

Publications: 20

Jonathan R. T. Davidson

Jonathan R. T. Davidson

Duke University

Publications: 19

Koen Schruers

Koen Schruers

Maastricht University

Publications: 19

Jürgen Margraf

Jürgen Margraf

Ruhr University Bochum

Publications: 18

Antonio Egidio Nardi

Antonio Egidio Nardi

Federal University of Rio de Janeiro

Publications: 16

Pascale Piolino

Pascale Piolino

Université Paris Cité

Publications: 16

Murray B. Stein

Murray B. Stein

University of California, San Diego

Publications: 16

David J. Nutt

David J. Nutt

Imperial College London

Publications: 15

Daniel C. Javitt

Daniel C. Javitt

Columbia University

Publications: 15

Frank H. Wilhelm

Frank H. Wilhelm

University of Salzburg

Publications: 15

Georg Northoff

Georg Northoff

University of Ottawa

Publications: 15

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