World's Best Scientists 2026 revealed!

D-Index & Metrics

Psychology

D-Index
38
Citations
19499
World Ranking
8686
National Ranking
4618

Jeffrey D. Karpicke 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 Jeffrey D. Karpicke 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: 68 publications — 4th percentile

4% of scientists in this discipline score the same or lower.

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

Jeffrey D. Karpicke 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 Jeffrey D. Karpicke 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: 38 D-Index — 24th percentile

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

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

Overview

Jeffrey D. Karpicke is affiliated with Purdue University West Lafayette in the United States. Their research primarily spans psychology and neuroscience, with a strong focus on developmental and educational psychology. Their scholarly work covers a range of interconnected topics including language development and disorders, reading and literacy development, child and animal learning development, intelligent tutoring systems and adaptive learning, memory processes and influences, neurobiology of language and bilingualism, and innovative teaching and learning methods.

Their research output includes publications in well-regarded venues, highlighting a consistent presence in journals related to speech, language, and hearing research as well as educational psychology. Notable publication venues where they have published multiple papers include:

  • Journal of Speech Language and Hearing Research
  • Journal of Applied Research in Memory and Cognition
  • Educational Psychology Review
  • Journal of Educational Psychology
  • Journal of Neurodevelopmental Disorders

Their recent papers demonstrate an interest in retrieval practice, language acquisition, and educational outcomes. Recent publications include:

  • "Do Judgments of Learning Directly Enhance Learning of Educational Materials?" (2020, Educational Psychology Review)
  • "Comparing and combining retrieval practice and concept mapping." (2020, Journal of Educational Psychology)
  • "After Initial Retrieval Practice, More Retrieval Produces Better Retention Than More Study in the Word Learning of Children With Developmental Language Disorder" (2020, Journal of Speech Language and Hearing Research)
  • "A multi-study examination of the role of repeated spaced retrieval in the word learning of children with developmental language disorder" (2021, Journal of Neurodevelopmental Disorders)
  • "Can Retrieval Practice Facilitate Verb Learning in Children With Developmental Language Disorder and Their Peers With Typical Language Development?" (2023, Journal of Speech Language and Hearing Research)

Jeffrey D. Karpicke frequently collaborates with other researchers in related fields. They have co-authored work multiple times with:

  • Laurence B. Leonard
  • Patricia Deevy
  • Justin B. Kueser
  • Sharon L. Christ
  • Eileen Haebig

Their main academic focus lies in the psychology domain, specifically exploring areas such as developmental and educational psychology and cognitive neuroscience. Subfields like artificial intelligence and experimental and cognitive psychology also contribute to the interdisciplinary nature of their work.

Best Publications

  • Test-Enhanced Learning Taking Memory Tests Improves Long-Term Retention

    Henry L Roediger;Jeffrey D Karpicke

  • The Power of Testing Memory: Basic Research and Implications for Educational Practice.

    Henry L. Roediger;Jeffrey D. Karpicke

  • The Critical Importance of Retrieval for Learning

    Jeffrey D. Karpicke;Henry L. Roediger

  • Retrieval Practice Produces More Learning than Elaborative Studying with Concept Mapping

    Jeffrey D. Karpicke;Janell R. Blunt

  • Metacognitive strategies in student learning: Do students practise retrieval when they study on their own?

    Jeffrey D. Karpicke;Andrew C. Butler;Henry L. Roediger

  • Repeated retrieval during learning is the key to long-term retention

    Jeffrey D. Karpicke;Henry L. Roediger

  • Expanding retrieval practice promotes short-term retention, but equally spaced retrieval enhances long-term retention.

    Jeffrey D. Karpicke;Henry L. Roediger Iii

  • Examining the testing effect with open‐ and closed‐book tests

    Pooja K. Agarwal;Jeffrey D. Karpicke;Sean H. K. Kang;Henry L. Roediger

  • The effect of type and timing of feedback on learning from multiple-choice tests.

    Andrew C. Butler;Jeffrey D. Karpicke;Henry L. Roediger

  • Correcting a metacognitive error: feedback increases retention of low-confidence correct responses.

    Andrew C. Butler;Jeffrey D. Karpicke;Henry L. Roediger

  • Metacognitive control and strategy selection: deciding to practice retrieval during learning.

    Jeffrey D. Karpicke

  • Retrieval-Based Learning: Active Retrieval Promotes Meaningful Learning

    Jeffrey D. Karpicke

  • Retrieval-Based Learning: An Episodic Context Account

    Jeffrey D. Karpicke;Melissa Lehman;William R. Aue;William R. Aue

  • Spaced retrieval: absolute spacing enhances learning regardless of relative spacing.

    Jeffrey D. Karpicke;Althea Bauernschmidt

  • Retrieval-Based Learning: A Perspective for Enhancing Meaningful Learning

    Jeffrey D. Karpicke;Phillip J. Grimaldi

  • When and why do retrieval attempts enhance subsequent encoding

    Phillip J. Grimaldi;Jeffrey D. Karpicke

  • Learning with retrieval-based concept mapping.

    Janell R. Blunt;Jeffrey D. Karpicke

  • Retrieval Mode Distinguishes the Testing Effect from the Generation Effect.

    Jeffrey D. Karpicke;Franklin M. Zaromb

  • Retrieval-Based Learning: A Decade of Progress

    Jeffrey D. Karpicke

  • Retrieval practice with short-answer, multiple-choice, and hybrid tests

    Megan A Smith;Jeffrey D Karpicke

  • Toward an episodic context account of retrieval-based learning: dissociating retrieval practice and elaboration.

    Melissa Lehman;Megan A. Smith;Jeffrey D. Karpicke

Frequent Co-Authors

Henry L. Roediger
Henry L. Roediger Washington University in St. Louis
Laurence B. Leonard
Laurence B. Leonard Purdue University West Lafayette
Andrew C. Butler
Andrew C. Butler Washington University in St. Louis
David P. McCabe
David P. McCabe Colorado State University
Richard G. Baraniuk
Richard G. Baraniuk Rice University
Sumit Gulwani
Sumit Gulwani Microsoft (United States)
Danielle S. McNamara
Danielle S. McNamara Arizona State University
David B. Pisoni
David B. Pisoni Indiana University
Kathleen B. McDermott
Kathleen B. McDermott Washington University in St. Louis
Rajeev Alur
Rajeev Alur University of Pennsylvania

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