World's Best Scientists 2026 revealed!

D-Index & Metrics

Psychology

D-Index
108
Citations
57230
World Ranking
419
National Ranking
267

Neuroscience

D-Index
108
Citations
57239
World Ranking
572
National Ranking
324

Roger Ratcliff publication distribution in Psychology in 2026

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

31–40 publications: 6 scientists 41–50 publications: 52 scientists 51–60 publications: 138 scientists 61–70 publications: 299 scientists 71–80 publications: 461 scientists 81–90 publications: 605 scientists 91–100 publications: 713 scientists 101–110 publications: 736 scientists 111–120 publications: 686 scientists 121–130 publications: 670 scientists 131–140 publications: 644 scientists 141–150 publications: 597 scientists 151–160 publications: 576 scientists 161–170 publications: 477 scientists 171–180 publications: 450 scientists 181–190 publications: 397 scientists 191–200 publications: 343 scientists 201–210 publications: 328 scientists 211–220 publications: 313 scientists 221–230 publications: 283 scientists 231–240 publications: 226 scientists 241–250 publications: 196 scientists 251–260 publications: 201 scientists 261–270 publications: 171 scientists 271–280 publications: 151 scientists 281–290 publications: 139 scientists 291–300 publications: 113 scientists 301–310 publications: 102 scientists 311–320 publications: 100 scientists 321–330 publications: 76 scientists 331–340 publications: 92 scientists 341–350 publications: 85 scientists 351–360 publications: 69 scientists 361–370 publications: 71 scientists 371–380 publications: 63 scientists 381–390 publications: 58 scientists 391–400 publications: 57 scientists 401–410 publications: 43 scientists 411–420 publications: 33 scientists 421–430 publications: 50 scientists 431–440 publications: 41 scientists 441–450 publications: 32 scientists 451–460 publications: 27 scientists 461–470 publications: 28 scientists 471–480 publications: 25 scientists 481–490 publications: 28 scientists 491–500 publications: 20 scientists 501–510 publications: 23 scientists 511–520 publications: 26 scientists 521–530 publications: 17 scientists 531–540 publications: 21 scientists 541–550 publications: 14 scientists 551–560 publications: 16 scientists 561–570 publications: 10 scientists 571–580 publications: 22 scientists 581–590 publications: 9 scientists 591–600 publications: 14 scientists 601–610 publications: 9 scientists 611–620 publications: 11 scientists 621–630 publications: 4 scientists 631–640 publications: 7 scientists 641–650 publications: 5 scientists 651–660 publications: 10 scientists 661–670 publications: 8 scientists 671–680 publications: 8 scientists 681–690 publications: 4 scientists 691–700 publications: 3 scientists 701–704 publications: 4 scientists 705+ publications: 100 scientists
31 publications 705+

This scientist: 270 publications — 84th percentile

84% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 705 publications or more.

Roger Ratcliff D-index placement in Psychology in 2026

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

30–31 D-Index: 398 scientists 32–33 D-Index: 702 scientists 34–35 D-Index: 671 scientists 36–37 D-Index: 659 scientists 38–39 D-Index: 641 scientists 40–41 D-Index: 671 scientists 42–43 D-Index: 617 scientists 44–45 D-Index: 558 scientists 46–47 D-Index: 495 scientists 48–49 D-Index: 487 scientists 50–51 D-Index: 445 scientists 52–53 D-Index: 390 scientists 54–55 D-Index: 408 scientists 56–57 D-Index: 345 scientists 58–59 D-Index: 325 scientists 60–61 D-Index: 321 scientists 62–63 D-Index: 248 scientists 64–65 D-Index: 290 scientists 66–67 D-Index: 218 scientists 68–69 D-Index: 219 scientists 70–71 D-Index: 215 scientists 72–73 D-Index: 183 scientists 74–75 D-Index: 169 scientists 76–77 D-Index: 132 scientists 78–79 D-Index: 137 scientists 80–81 D-Index: 120 scientists 82–83 D-Index: 112 scientists 84–85 D-Index: 86 scientists 86–87 D-Index: 101 scientists 88–89 D-Index: 83 scientists 90–91 D-Index: 77 scientists 92–93 D-Index: 70 scientists 94–95 D-Index: 78 scientists 96–97 D-Index: 58 scientists 98–99 D-Index: 53 scientists 100–101 D-Index: 57 scientists 102–103 D-Index: 48 scientists 104–105 D-Index: 53 scientists 106–107 D-Index: 46 scientists 108–109 D-Index: 24 scientists 110–111 D-Index: 35 scientists 112–113 D-Index: 27 scientists 114–115 D-Index: 32 scientists 116–117 D-Index: 31 scientists 118–119 D-Index: 22 scientists 120–121 D-Index: 16 scientists 122–123 D-Index: 24 scientists 124–125 D-Index: 18 scientists 126–127 D-Index: 11 scientists 128–129 D-Index: 19 scientists 130–131 D-Index: 10 scientists 132–133 D-Index: 16 scientists 134–135 D-Index: 10 scientists 136–137 D-Index: 12 scientists 138–139 D-Index: 8 scientists 140–141 D-Index: 5 scientists 142–143 D-Index: 12 scientists 144+ D-Index: 98 scientists
30 D-Index 144+

This scientist: 108 D-Index — 96th percentile

96% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 144 D-Index or more.

Research.com Recognitions

  • 2015 - Fellow of the American Academy of Arts and Sciences
  • 1986 - Troland Research Awards, United States National Academy of Sciences For his effectively combined mathematical and experimental analyses of human information processing.

Overview

Roger Ratcliff is affiliated with The Ohio State University in the United States. Their research primarily focuses on the field of Neuroscience, with significant work in the subfields of Cognitive Neuroscience, Experimental and Cognitive Psychology, Statistics and Probability, Psychiatry and Mental Health, and General Decision Sciences.

Themes central to their work include:

  • Neural and Behavioral Psychology Studies
  • Functional Brain Connectivity Studies
  • Cognitive and developmental aspects of mathematical skills
  • Visual perception and processing mechanisms
  • Decision-Making and Behavioral Economics
  • Mental Health Research Topics
  • Neural dynamics and brain function

Roger Ratcliff has contributed to multiple publications with frequent venues including:

  • Psychological Review
  • Psychometrika
  • Cognitive Psychology
  • Journal of Experimental Psychology Learning Memory and Cognition
  • Psychology and Aging

Frequent co-authors in their research collaborations are:

  • Gail McKoon
  • Inhan Kang
  • Yonatan Vanunu
  • Philip L. Smith
  • Cynthia Huang-Pollock

Recent papers authored or co-authored by Roger Ratcliff include:

  • "A diffusion model analysis of sustained attention in children with attention deficit hyperactivity disorder.", 2020, Neuropsychology
  • "Improving neurocognitive testing using computational psychiatry-A systematic review for ADHD.", 2020, Psychological Bulletin
  • "Modeling evidence accumulation decision processes using integral equations: Urgency-gating and collapsing boundaries.", 2021, Psychological Review
  • "Do data from mechanical Turk subjects replicate accuracy, response time, and diffusion modeling results?", 2021, Behavior Research Methods
  • "Effects of aging in a task-switch paradigm with the diffusion decision model.", 2020, Psychology and Aging

Roger Ratcliff has also contributed to academic publishing through books, including one with Cambridge University Press titled Diffusion Process Models of Decision Making, scheduled for release in 2025.

The scientist has received several awards, notably the Troland Research Awards from the United States National Academy of Sciences in 1986 for combined mathematical and experimental analyses of human information processing, as well as being named a Fellow of the American Academy of Arts and Sciences in 2015.

Best Publications

  • A Theory of Memory Retrieval.

    Roger Ratcliff

  • The Diffusion Decision Model: Theory and Data for Two-Choice Decision Tasks

    Roger Ratcliff;Gail McKoon

  • Methods for dealing with reaction time outliers.

    Roger Ratcliff

  • Inference during reading.

    Gail McKoon;Roger Ratcliff

  • Modeling Response Times for Two-Choice Decisions

    Roger Ratcliff;Jeffrey N. Rouder

  • Diffusion Decision Model: Current Issues and History

    Roger Ratcliff;Philip L. Smith;Scott D. Brown;Gail McKoon

  • A comparison of sequential sampling models for two-choice reaction time

    Roger Ratcliff;Philip L. Smith

  • Psychology and neurobiology of simple decisions

    Philip L Smith;Roger Ratcliff

  • Group reaction time distributions and an analysis of distribution statistics.

    Roger Ratcliff

  • A retrieval theory of priming in memory.

    Roger Ratcliff;Gail McKoon

  • Connectionist models of recognition memory: Constraints imposed by learning and forgetting functions.

    Roger Ratcliff

  • Estimating parameters of the diffusion model: Approaches to dealing with contaminant reaction times and parameter variability

    Roger Ratcliff;Francis Tuerlinckx

  • Connectionist and diffusion models of reaction time.

    Roger Ratcliff;Trisha Van Zandt;Gail McKoon

  • A Diffusion Model Account of the Lexical Decision Task

    Roger Ratcliff;Pablo Gomez;Gail McKoon

  • Sequential Sampling Models in Cognitive Neuroscience: Advantages, Applications, and Extensions.

    Birte U Forstmann;Roger Ratcliff;E.-J. Wagenmakers

  • Inferences about predictable events.

    Gail McKoon;Roger Ratcliff

  • Retrieval Processes in Recognition Memory

    Roger Ratcliff;Bennet B. Murdock

  • Testing global memory models using ROC curves.

    Roger Ratcliff;Ching-fan Sheu;Scott D. Gronlund

  • A model of the go/no-go task

    Pablo Gomez;Roger Ratcliff;Manuel Perea

  • Neural representation of task difficulty and decision making during perceptual categorization: a timing diagram.

    Marios G. Philiastides;Roger Ratcliff;Paul Sajda

Frequent Co-Authors

Gail McKoon
Gail McKoon The Ohio State University
Eric-Jan Wagenmakers
Eric-Jan Wagenmakers University of Amsterdam
Birte U. Forstmann
Birte U. Forstmann University of Amsterdam
Simon Farrell
Simon Farrell University of Western Australia
Scott D. Brown
Scott D. Brown University of Newcastle Australia
Jeffrey N. Rouder
Jeffrey N. Rouder University of California, Irvine
Michael W. Vasey
Michael W. Vasey The Ohio State University
Manuel Perea
Manuel Perea University of Valencia
Gary S. Dell
Gary S. Dell University of Illinois at Urbana-Champaign
Richard M. Shiffrin
Richard M. Shiffrin Indiana University

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