World's Best Scientists 2026 revealed!

D-Index & Metrics

Neuroscience

D-Index
42
Citations
9036
World Ranking
7564
National Ranking
3261

Lee Ryan 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 Lee Ryan 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.

Lee Ryan 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 Lee Ryan 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: 42 D-Index — 22nd percentile

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

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

Overview

Lee Ryan is affiliated with the University of Arizona in the United States and specializes in research spanning medicine and neuroscience. Their research covers a range of subfields including cognitive neuroscience, psychiatry and mental health, rehabilitation, health toxicology and mutagenesis, and general health professions. The focus of their work centers on dementia and cognitive impairment, functional brain connectivity, stroke rehabilitation and recovery, health and environmental factors related to cognitive aging, identity and memory therapy, as well as memory processes and influences.

Lee Ryan has contributed to several recent publications which highlight different aspects of cognitive function, aging, and brain health. Notable papers include:

  • Smoking is associated with impaired verbal learning and memory performance in women more than men, 2021, Scientific Reports
  • Two separate, large cohorts reveal potential modifiers of age-associated variation in visual reaction time performance, 2021, npj Aging and Mechanisms of Disease
  • More than just risk for Alzheimer's disease: APOE ε4's impact on the aging brain, 2023, Trends in Neurosciences
  • Music Performance Anxiety: Can Expressive Writing Intervention Help?, 2020, Frontiers in Psychology
  • Past and future episodic detail retrieval is reduced among clinically normal older adults at higher genetic risk for late-onset Alzheimer's disease, 2022, Neuropsychology

Their work has been published in various academic venues, with frequent contributions to bioRxiv (Cold Spring Harbor Laboratory). Other prominent journals publishing their research include Gerontology, Trends in Neurosciences, Scientific Reports, and npj Aging and Mechanisms of Disease.

Collaboration is a significant aspect of Lee Ryan's research, with frequent coauthors including Matthew J. Huentelman, Matt De Both, Megan Johnson, Joshua S. Talboom, and Siobhan M. Hoscheidt.

Best Publications

  • A Functional Imaging Study of Cooperation in Two-Person reciprocal Exchange

    Kevin McCabe;Daniel Houser;Lee Ryan;Vernon Smith

  • Multiple trace theory of human memory: computational, neuroimaging, and neuropsychological results.

    L. Nadel;A. Samsonovich;L. Ryan;M. Moscovitch

  • Memory reconsolidation, emotional arousal, and the process of change in psychotherapy: New insights from brain science.

    Richard D. Lane;Lee Ryan;Lynn Nadel;Leslie Greenberg

  • Hippocampal complex and retrieval of recent and very remote autobiographical memories: Evidence from functional magnetic resonance imaging in neurologically intact people

    Lee Ryan;Lynn Nadel;Katrina Keil;Karen Putnam

  • Structural brain differences and cognitive functioning related to body mass index in older females

    Katrin Walther;Alex C. Birdsill;Elizabeth L. Glisky;Lee Ryan

  • Stress administered prior to encoding impairs neutral but enhances emotional long-term episodic memories

    Jessica D. Payne;Eric D. Jackson;Siobhan Hoscheidt;Lee Ryan

  • Transfer-appropriate processing for implicit and explicit memory.

    Peter Graf;Lee Ryan

  • The impact of stress on neutral and emotional aspects of episodic memory

    Jessica D. Payne;Eric D. Jackson;Lee Ryan;Siobhan Hoscheidt

  • Spatial cognition and the hippocampus: The anterior-posterior axis

    Lynn Nadel;Siobhan Hoscheidt;Lee R. Ryan

  • Mood dependent memory for events of the personal past

    Eric Eich;Dawn Macaulay;Lee Ryan

  • The effect of scene context on episodic object recognition: parahippocampal cortex mediates memory encoding and retrieval success.

    Scott M. Hayes;Lynn Nadel;Lee Ryan

  • Hippocampal activation during episodic and semantic memory retrieval: comparing category production and category cued recall.

    Lee Ryan;Christine Cox;Scott M. Hayes;Lynn Nadel

  • An fMRI study of episodic memory: retrieval of object, spatial, and temporal information.

    Scott M. Hayes;Lee Ryan;David M. Schnyer;Lynn Nadel

  • Autobiographical Memory Retrieval and Hippocampal Activation as a Function of Repetition and the Passage of Time

    Lynn Nadel;Jenna Campbell;Lee Ryan

  • Elevated cerebrospinal fluid quinolinic acid levels are associated with region-specific cerebral volume loss in HIV infection.

    M P Heyes;R J Ellis;L Ryan;M E Childers

  • Characterizing cognitive aging in humans with links to animal models.

    Gene E Alexander;Gene E Alexander;Lee Ka Lok Ryan;Lee Ka Lok Ryan;Dawn Bowers;Dawn Bowers;Thomas C. Foster;Thomas C. Foster

  • The role of medial temporal lobe in retrieving spatial and nonspatial relations from episodic and semantic memory

    Lee Ryan;Chun Yu Lin;Katie Ketcham;Lynn Nadel

  • Demographic influences on neuropsychological test performance.

    Robert K. Heaton;Lee Ryan;Igor Grant;Charles G. Matthews

  • Systems consolidation and hippocampus: two views

    Lynn Nadel;Gordon Winocur;Gordon Winocur;Lee Ryan;Morris Moscovitch

  • Age-related differences in white matter integrity and cognitive function are related to APOE status.

    Lee Ryan;Katrin Walther;Barbara B. Bendlin;Lih Fen Lue

Frequent Co-Authors

Lynn Nadel
Lynn Nadel University of Arizona
Elizabeth L. Glisky
Elizabeth L. Glisky University of Arizona
Carol A. Barnes
Carol A. Barnes University of Arizona
David M. Schnyer
David M. Schnyer The University of Texas at Austin
Matthew J. Huentelman
Matthew J. Huentelman Translational Genomics Research Institute
Morris Moscovitch
Morris Moscovitch University of Toronto
Meredith Hay
Meredith Hay University of Arizona
Gordon Winocur
Gordon Winocur University of Toronto
Asta Håberg
Asta Håberg Norwegian University of Science and Technology
Gene E. Alexander
Gene E. Alexander University of Arizona

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