World's Best Scientists 2026 revealed!

D-Index & Metrics

Psychology

D-Index
32
Citations
5430
World Ranking
10810
National Ranking
1052

David A. Leavens 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 David A. Leavens 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: 92 publications — 15th percentile

15% of scientists in this discipline score the same or lower.

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

David A. Leavens 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 David A. Leavens 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: 32 D-Index — 6th percentile

6% of scientists in this discipline score the same or lower.

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

Overview

David A. Leavens is affiliated with the University of Sussex in the United Kingdom. Their research primarily spans the fields of psychology and biochemistry, genetics, and molecular biology.

The scientist's work covers a range of topics related to human-animal interactions, child and animal learning development, neuroendocrine regulation and behavior, primate behavior and ecology, animal behavior and welfare studies, geographies of human-animal interactions, and neuroscience and music perception.

Frequent coauthors include Jemma Forman, Bennett L. Schwartz, Elizabeth Renner, Hannah Clark, and David A. Washburn.

Leavens has published papers in various academic venues, with frequent publications appearing in the Journal of Comparative Psychology, Research Square, Frontiers in Psychology, Wiley Interdisciplinary Reviews Cognitive Science, and Scientific Reports.

  • The Referential Problem Space revisited: An ecological hypothesis of the evolutionary and developmental origins of pointing (2021, Wiley Interdisciplinary Reviews Cognitive Science)
  • Fetching felines: a survey of cat owners on the diversity of cat (Felis catus) fetching behaviour (2023, Scientific Reports)
  • Comparing effects of sad melody versus sad lyrics on mood (2023, Psychology of Music)
  • The performance of domestic dogs (Canis lupus familiaris) on two versions of the object choice task (2021, Animal Cognition)
  • The effects of changes in the referential problem space of infants and toddlers (Homo sapiens): Implications for cross-species comparisons (2020, Journal of Comparative Psychology)

They have also contributed to book publications, including a volume titled Primate Cognitive Studies published by Cambridge University Press in 2022.

Their main fields of study are:

  • Psychology
  • Biochemistry, Genetics and Molecular Biology

Subfields of study include:

  • Social Psychology
  • Genetics
  • Developmental and Educational Psychology
  • Small Animals
  • Cognitive Neuroscience

Main topics covered in their work are:

  • Human-Animal Interaction Studies
  • Child and Animal Learning Development
  • Neuroendocrine regulation and behavior
  • Primate Behavior and Ecology
  • Animal Behavior and Welfare Studies
  • Geographies of human-animal interactions
  • Neuroscience and Music Perception

Best Publications

  • Intentional Communication by Chimpanzees: A Cross-Sectional Study of the Use of Referential Gestures

    David A. Leavens;William D. Hopkins

  • Indexical and Referential Pointing in Chimpanzees (Pan troglodytes)

    David A. Leavens;William D. Hopkins;Kim A. Bard

  • Intentionality as Measured in the Persistence and Elaboration of Communication by Chimpanzees (Pan troglodytes)

    David A. Leavens;Jamie L. Russell;William D. Hopkins;William D. Hopkins

  • Chimpanzees Differentially Produce Novel Vocalizations to Capture the Attention of a Human

    William D. Hopkins;William D. Hopkins;Jared P. Taglialatela;David A. Leavens

  • Understanding the Point of Chimpanzee Pointing Epigenesis and Ecological Validity

    David A. Leavens;William D. Hopkins;Kim A. Bard

  • Tactical use of unimodal and bimodal communication by chimpanzees (Pan troglodytes)

    David A Leavens;David A Leavens;Autumn B Hostetter;Michael J Wesley;William D Hopkins;William D Hopkins

  • The whole-hand point: the structure and function of pointing from a comparative perspective.

    David A. Leavens;William D. Hopkins

  • Hand Use and Gestural Communication in Chimpanzees (Pan troglodytes)

    William D. Hopkins;David A. Leavens

  • Referential communication by chimpanzees (Pan troglodytes).

    David A. Leavens;William D. Hopkins;Roger K. Thomas

  • Multimodal communication by captive chimpanzees (Pan troglodytes)

    David A. Leavens;Jamie L. Russell;William D. Hopkins;William D. Hopkins

  • Self‐Awareness in Human and Chimpanzee Infants: What Is Measured and What Is Meant by the Mark and Mirror Test?

    Kim A. Bard;Brenda K. Todd;Chris Bernier;Jennifer Love

  • Manual deixis in apes and humans

    David A Leavens

  • Deictic gesturing in wild chimpanzees (Pan troglodytes)? Some possible cases

    Catherine Hobaiter;David A Leavens;Richard W Byrne

  • Effects of cognitive challenge on self-directed behaviors by chimpanzees (Pan troglodytes).

    David A. Leavens;David A. Leavens;Filippo Aureli;Filippo Aureli;William D. Hopkins;William D. Hopkins;Charles W. Hyatt

  • The mismeasure of ape social cognition.

    David A. Leavens;Kim A. Bard;William D. Hopkins

  • Joint Attention in Apes and Humans: Are Humans Unique?

    David A. Leavens;Timothy P. Racine

  • Human handedness: an inherited evolutionary trait

    Gillian S. Forrester;Caterina Quaresmini;David A. Leavens;Denis Mareschal

  • Socio-emotional factors in the development of joint attention in human and ape infants.

    Kim A. Bard;David A. Leavens

  • Do chimpanzees have voluntary control of their facial expressions and vocalizations

    William D. Hopkins;Jared P. Taglialatela;David A. Leavens

  • Intentional communication by chimpanzees: A cross-sectional study of the use of referential gestures.

    Unknown

  • Emotional Engagements Predict and Enhance Social Cognition in Young Chimpanzees

    Kim A. Bard;Roger Bakeman;Sarah T. Boysen;Sarah T. Boysen;David A. Leavens

  • Having a concept 'see' does not imply attribution of knowledge: some general considerations in measuring 'theories of mind'

    David A Leavens

Frequent Co-Authors

William D. Hopkins
William D. Hopkins University of Wisconsin–Madison
Kim A. Bard
Kim A. Bard University of Portsmouth
Filippo Aureli
Filippo Aureli Liverpool John Moores University
Sarah T. Boysen
Sarah T. Boysen The Ohio State University
Giorgio Vallortigara
Giorgio Vallortigara University of Trento
Steven J. Schapiro
Steven J. Schapiro The University of Texas MD Anderson Cancer Center
Catherine Hobaiter
Catherine Hobaiter University of St Andrews
Richard W. Byrne
Richard W. Byrne University of St Andrews
Roger Bakeman
Roger Bakeman Georgia State University
Heidi Keller
Heidi Keller Osnabrück University

If you think any of the details on this page are incorrect, let us know.

Report an issue

We appreciate your kind effort to assist us to improve this page, it would be helpful providing us with as much detail as possible in the text box below:

Related Online Degrees & Career Pathways

Exploring online psychology degrees in the USA offers flexibility and a pathway into a diverse field. Students should start by considering the best-ranked psychology degree programs in University, MS for traditional and hybrid options. These programs set a strong academic foundation and can open doors to advanced study or immediate entry-level work.

For those looking at national trends, reviewing the popular psychology programs in USA helps identify top schools favored by students. Some programs also offer accelerated online degrees, accommodating busy or working professionals who want to advance their education.

Cost and value are key considerations. Many students look for the best value online psychology programs in Philadelphia and similarly, the best value psychology programs in Arizona to maximize quality while minimizing cost. These value-based programs can lead to roles in counseling, social work, research, or organizational psychology, making them excellent choices for both career starters and those seeking advancement.

Best Scientists Citing David A. Leavens

Trending Scientists

Recently Published Articles