World's Best Scientists 2026 revealed!
Kieron O'Connor

Kieron O'Connor

D-Index & Metrics

Psychology

D-Index
50
Citations
8707
World Ranking
5479
National Ranking
370

Kieron O'Connor 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 Kieron O'Connor 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: 316 publications — 89th percentile

89% of scientists in this discipline score the same or lower.

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

Kieron O'Connor 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 Kieron O'Connor 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: 50 D-Index — 54th percentile

54% of scientists in this discipline score the same or lower.

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

Overview

Kieron O'Connor is affiliated with the University of Montreal in Canada and has a research focus primarily within the field of Psychology. Their work extensively addresses Clinical Psychology, with 36 publications in the subfield, alongside contributions to Experimental and Cognitive Psychology, Psychiatry and Mental Health, Cognitive Neuroscience, and Emergency Medical Services.

The main research topics in O'Connor's body of work include Obsessive-Compulsive Spectrum Disorders, which are covered in 34 publications. Other significant topics include Eating Disorders and Behaviors, Anxiety, Depression, Psychometrics, Treatment, and Cognitive Processes. Additional areas of study encompass Body Image and Dysmorphia, Autism Spectrum Disorder Research, Schizophrenia research and treatment, and broader Mental Health Research Topics.

Frequent publication venues for O'Connor's research include the Journal of Clinical Medicine, where they have published four papers. Other notable venues are the Proceedings of The Nutrition Society, Frontiers in Psychiatry, Psychotherapy and Psychosomatics, and the Journal of Obsessive-Compulsive and Related Disorders.

Among their recent papers are:

  • Efficacy and Moderators of Cognitive Behavioural Therapy for Psychosis Versus Other Psychological Interventions: An Individual-Participant Data Meta-Analysis (2020), published in Frontiers in Psychiatry
  • "Shame on you": The impact of shame in body-focused repetitive behaviors and binge eating (2021), published in Behaviour Research and Therapy
  • Evaluation of Inference-Based Cognitive-Behavioral Therapy for Obsessive-Compulsive Disorder: A Multicenter Randomized Controlled Trial with Three Treatment Modalities (2022), published in Psychotherapy and Psychosomatics
  • A transdiagnostic perspective of constructs underlying obsessive-compulsive and related disorders: An international Delphi consensus study (2020), published in Australian & New Zealand Journal of Psychiatry
  • Experimental priming of feared self-perceptions increases obsessive-compulsive symptoms in a clinical OCD sample (2020), published in Journal of Obsessive-Compulsive and Related Disorders

O'Connor has collaborated frequently with co-authors including Frederick Aardema, J. Leclerc, Marc E. Lavoie, Pierre J. Blanchet, and Steffen Moritz. These collaborations highlight a network of researchers focused on overlapping and complementary psychological areas.

Best Publications

  • Auditory processing in autism spectrum disorder: a review.

    K. O’Connor

  • Intrusive thoughts, obsessions, and appraisals in obsessive–compulsive disorder: A critical review

    Dominic Julien;Kieron P. O'Connor;Frederick Aardema

  • Beyond Reasonable Doubt: Reasoning Processes in Obsessive-Compulsive Disorder and Related Disorders

    Kieron O'Connor;Frederick Aardema;Marie-Claude Pélissier

  • Emotion regulation and other psychological models for body-focused repetitive behaviors.

    Sarah Roberts;Kieron O'Connor;Claude Bélanger

  • The Menace Within: Obsessions and the Self

    Frederick Aardema;Kieron O'Connor

  • The specificity of belief domains in obsessive–compulsive symptom subtypes

    Dominic Julien;Kieron P. O’Connor;Frederick Aardema;Christo Todorov

  • Virtual reality therapy for refractory auditory verbal hallucinations in schizophrenia: A pilot clinical trial.

    Olivier Percie du Sert;Stéphane Potvin;Olivier Lipp;Laura Dellazizzo

  • Video lottery: winning expectancies and arousal

    Robert Ladouceur;Serge Sévigny;Alexander Blaszczynski;Kieron O'Connor

  • Virtual reality induces dissociation and lowers sense of presence in objective reality.

    Frederick Aardema;Kieron O'Connor;Sophie Côté;Annie Taillon

  • Inferential confusion in obsessive-compulsive disorder: the inferential confusion questionnaire.

    Frederick Aardema;Kieron P. O’Connor;Paul M.G. Emmelkamp;André Marchand

  • The EEG as a measure of cerebral functional organization.

    J C Shaw;K P O'Connor;C Ongley

  • Behavioral activity associated with onset in chronic tic and habit disorder.

    Kieron O’Connor;Hélène Brisebois;Mathilde Brault;Sophie Robillard

  • An experimental analysis of fearlessness and courage

    D. Cox;R. Hallam;K. O'Connor;S. Rachman

  • Evaluation of a cognitive-behavioural program for the management of chronic tic and habit disorders.

    K.P O’Connor;M Brault;S Robillard;J Loiselle

  • Deductive and inductive reasoning in obsessive‐compulsive disorder

    Marie-Claude Pélissier;Kieron P. O'Connor

  • Inference processes in obsessive-compulsive disorder: some clinical observations.

    Kieron O'Connor;Sophie Robillard

  • Evaluation of an inference-based approach to treating obsessive-compulsive disorder.

    K P O'Connor;F Aardema;D Bouthillier;S Fournier

  • Recollections of parent–child relationships in patients with obsessive‐compulsive disorder and panic disorder with agoraphobia

    L. Turgeon;K. P. O'Connor;A. Marchand;M. H. Freeston

  • The impact of DSM-IV symptom and clinical significance criteria on the prevalence estimates of subthreshold and threshold anxiety in the older adult population.

    Sébastien Grenier;Michel Préville;Richard Boyer;Kieron O’Connor;Kieron O’Connor

  • Cognitive-Behaviour Therapy and Medication in the Treatment of Obsessive-Compulsive Disorder: A Controlled Study:

    K O'Connor;C Todorov;S Robillard;F Borgeat

  • Intrusivethoughts,obsessions,andappraisalsinobsessive-compulsive disorder: A critical review

    Dominic Julien;Kieron P. O'Connor;Frederick Aardema

Frequent Co-Authors

Frederick Aardema
Frederick Aardema University of Montreal
Adam S. Radomsky
Adam S. Radomsky Concordia University
Mark H. Freeston
Mark H. Freeston Newcastle University
Stéphane Guay
Stéphane Guay University of Montreal
Steffen Moritz
Steffen Moritz University Medical Center Hamburg-Eppendorf
Robert M. Roth
Robert M. Roth Dartmouth College
Yasser Khazaal
Yasser Khazaal University of Lausanne
Paul M. G. Emmelkamp
Paul M. G. Emmelkamp University of Amsterdam
Leonardo F. Fontenelle
Leonardo F. Fontenelle Federal University of Rio de Janeiro
Carol Hudon
Carol Hudon Université Laval

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