World's Best Scientists 2026 revealed!

D-Index & Metrics

Psychology

D-Index
57
Citations
13767
World Ranking
4008
National Ranking
430

Hadyn D. Ellis 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 Hadyn D. Ellis 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: 134 publications — 40th percentile

40% of scientists in this discipline score the same or lower.

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

Hadyn D. Ellis 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 Hadyn D. Ellis 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: 57 D-Index — 66th percentile

66% of scientists in this discipline score the same or lower.

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

Overview

Hadyn D. Ellis was affiliated with Cardiff University in the United Kingdom. Their academic contributions are documented through research published primarily in the field of psychiatry.

The scientist's publication record includes a recent paper titled Traduction de l'illusion des " sosies " dans un délire systématisé chronique, published in 2024 in the journal Annales Médico-psychologiques revue psychiatrique. This paper reflects a focus on psychiatric phenomena, particularly on systematic delusions.

Throughout their career, Hadyn D. Ellis collaborated with several peers, with notable frequent co-authors including:

  • Janet Whitley
  • Jean-Pierre Luauté

Their main publication venue was the Annales Médico-psychologiques revue psychiatrique, indicating a consistent engagement with this specialized journal.

Hadyn D. Ellis's research interests appeared to align with psychiatric topics and clinical psychology, as reflected in their work and publication outlets.

Best Publications

  • Newborns' preferential tracking of face-like stimuli and its subsequent decline☆

    Mark H. Johnson;Suzanne Dziurawiec;Hadyn Ellis;John Morton

  • Identification of familiar and unfamiliar faces from internal and external features: Some implications for theories of face recognition.

    Hadyn D Ellis;John W Shepherd;Graham M Davies

  • Accounting for delusional misidentifications.

    Hadyn D. Ellis;Andrew W. Young

  • Perceiving and remembering faces

    Graham Davies;Hadyn Ellis;John Shepherd

  • Capgras delusion: a window on face recognition

    Hadyn D. Ellis;Michael B. Lewis

  • Aspects of face processing

    Hadyn D. Ellis;Malcolm A. Jeeves;Freda Newcombe;Andy Young

  • Reduced autonomic responses to faces in Capgras delusion

    Hadyn D. Ellis;Andrew W. Young;Angela H. Quayle;Karel W. De Pauw

  • The Cardiff Anomalous Perceptions Scale (CAPS): a new validated measure of anomalous perceptual experience

    Vaughan Bell;Peter W Halligan;Hadyn D Ellis

  • Explaining delusions: a cognitive perspective

    Vaughan Bell;Peter Halligan;Hadyn Douglas Ellis

  • Handbook of Research on Face Processing

    Andrew W. Young;Hadyn Ellis

  • Face recognition accuracy as a function of mode of representation.

    Graham Davies;Hadyn D. Ellis;John Shepherd

  • Recognition of abstract and concrete words presented in left and right visual fields.

    Hadyn D. Ellis;John W. Shepherd

  • Description of White and Black Faces by White and Black Subjects

    Hadyn D. Ellis;Jan B. Deregowski;John W. Shepherd

  • Asperger Syndrome: Tests of Right Hemisphere Functioning and Interhemispheric Communication

    Helen L. Gunter;Mohammad Ghaziuddin;Hadyn D. Ellis

  • Intra- and inter-modal repetition priming of familiar faces and voices

    Hadyn Douglas Ellis;Dylan Marc Jones;Nicholas Alexander Mosdell

  • AN INVESTIGATION OF THE USE OF THE PHOTO-FIT* TECHNIQUE FOR RECALLING FACES

    Hadyn Ellis;John Shepherd;Graham Davies

  • Cue saliency in faces as assessed by the "Photofit" technique.

    Graham Davies;Hadyn Ellis;John Shepherd

  • Identification evidence : a psychological evaluation

    John W. Shepherd;Hadyn D. Ellis;Graham M. Davies

  • Hereditary Prosopagnosia: the First Case Series

    Martina Grueter;Thomas Grueter;Vaughan Bell;Juergen Horst

  • Recognition of upright and inverted faces presented in the left and right visual fields.

    Hadyn D. Ellis;John W. Shepherd

  • ARE FACES SPECIAL

    Hadyn D. Ellis;Andrew W. Young

Frequent Co-Authors

Andrew W. Young
Andrew W. Young University of York
Graham Davies
Graham Davies University of Leicester
Peter W. Halligan
Peter W. Halligan Cardiff University
Vaughan Bell
Vaughan Bell University College London
Vicki Bruce
Vicki Bruce Newcastle University
George Kirov
George Kirov Cardiff University
Tim Valentine
Tim Valentine Goldsmiths University of London
A. Mike Burton
A. Mike Burton University of York
Dylan Marc Jones
Dylan Marc Jones Cardiff University
Freda Newcombe
Freda Newcombe University of Oxford

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