World's Best Scientists 2026 revealed!

D-Index & Metrics

Psychology

D-Index
55
Citations
12268
World Ranking
4383
National Ranking
474

Peter R. Harris 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 Peter R. Harris 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: 207 publications — 71st percentile

71% of scientists in this discipline score the same or lower.

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

Peter R. Harris 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 Peter R. Harris 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: 55 D-Index — 63rd percentile

63% of scientists in this discipline score the same or lower.

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

Overview

Peter R. Harris is affiliated with the University of Sussex in the United Kingdom. Their research primarily spans the fields of Social Sciences and Psychology, with particular focus in subfields such as Sociology and Political Science, Social Psychology, Education, Applied Psychology, and Psychiatry and Mental Health.

The main topics covered within their research include Social and Intergroup Psychology, Behavioral Health and Interventions, Death Anxiety and Social Exclusion, Communication in Education and Healthcare, Dementia and Cognitive Impairment Research, Health Disparities and Outcomes, and School Choice and Performance.

Recent publications by Peter R. Harris include:

  • "Roles of socioeconomic status, ethnicity and teacher beliefs in academic grading" (2022), published in British Journal of Educational Psychology
  • "Socioeconomic and gender inequalities in home learning during the COVID-19 pandemic: examining the roles of the home environment, parent supervision, and educational provisions" (2022), published in The Educational and Developmental Psychologist
  • "Self-affirmation theory in educational contexts" (2021), published in Journal of Social Issues
  • "Dynamic Norms and Food Choice: Reflections on a Failure of Minority Norm Information to Influence Motivation to Reduce Meat Consumption" (2021), published in Sustainability
  • "Neural mechanisms of self-affirmation's stress buffering effects" (2020), published in Social Cognitive and Affective Neuroscience

Harris has frequently co-authored work with Matthew J. Easterbrook, Eleanor Miles, Lewis Doyle, Rotem Perach, and Jennifer Rusted.

Their work has appeared repeatedly in several publication venues, including:

  • British Journal of Educational Psychology
  • Self and Identity
  • Journal of Research in Personality
  • Aging & Mental Health
  • Social Psychology of Education

Best Publications

  • Does heightening risk appraisals change people's intentions and behavior? A meta-analysis of experimental studies.

    Paschal Sheeran;Peter R. Harris;Tracy Epton

  • How do patients evaluate and make use of online health information

    Elizabeth Sillence;Pam Briggs;Peter Richard Harris;Lesley Fishwick

  • Self-Affirmation and the Biased Processing of Threatening Health-Risk Information

    Peter R. Harris;Lucy Napper

  • Improving Employee Well-Being and Effectiveness: Systematic Review and Meta-Analysis of Web-Based Psychological Interventions Delivered in the Workplace

    Stephany Carolan;Peter R Harris;Kate Cavanagh

  • Self-affirmation reduces smokers' defensiveness to graphic on-pack cigarette warning labels.

    Peter R. Harris;Kathryn Mayle;Lucy Mabbott;Lucy Napper

  • Sufficient grounds for optimism? The relationship between perceived controllability and optimistic bias

    Peter Harris

  • The Impact of Self-Affirmation on Health-Behavior Change: a Meta-Analysis

    Tracy Epton;Peter R. Harris;Rachel Kane;Guido M. van Koningsbruggen

  • Trust and mistrust of online health sites

    Elizabeth Sillence;Pam Briggs;Lesley Fishwick;Peter Harris

  • A framework for understanding trust factors in web-based health advice

    Elizabeth Sillence;Pam Briggs;Peter Harris;Lesley Fishwick

  • The illusion of control and optimism about health : on being less at risk but no more in control than others

    Peter Harris;Wendy Middleton

  • Adherence to an exercise prescription scheme: The role of expectations, self‐efficacy, stage of change and psychological well‐being

    Fiona. Jones;Peter. Harris;Hilary. Waller;Adrian. Coggins

  • Self-Affirmation Promotes Health Behavior Change

    Tracy Epton;Peter R. Harris

  • Risk Perceptions of Mobile Phone Use While Driving

    Matthew P. White;J. Richard Eiser;Peter R. Harris

  • The Impact of Self-Affirmation on Health Cognition, Health Behaviour and Other Health-Related Responses: A Narrative Review

    Peter R. Harris;Tracy Epton

  • Going online for health advice: Changes in usage and trust practices over the last five years

    Elizabeth Sillence;Pam Briggs;Peter Harris;Lesley Fishwick

  • Self-affirmation increases acceptance of health-risk information among UK adult smokers with low socioeconomic status.

    Christopher J. Armitage;Peter R. Harris;Gareth Hepton;Lucy Napper

  • Self-affirmation improves problem-solving under stress.

    J. David Creswell;Janine M. Dutcher;William M. P. Klein;Peter R. Harris

  • Evidence that self-affirmation reduces alcohol consumption: randomized exploratory trial with a new, brief means of self-affirming.

    Christopher J. Armitage;Peter R. Harris;Madelynne A. Arden

  • Developing and Testing a Self-affirmation Manipulation

    Lucy Napper;Peter R. Harris;Tracy Epton

  • Comparative optimism for environmental risks

    Sabine Pahl;P.R. Harris;Helen A. Todd;Derek R. Rutter

Frequent Co-Authors

William M. P. Klein
William M. P. Klein National Institutes of Health
Paschal Sheeran
Paschal Sheeran University of North Carolina at Chapel Hill
Thomas L. Webb
Thomas L. Webb University of Sheffield
Fiona Jones
Fiona Jones St George's, University of London
Rebecca A. Ferrer
Rebecca A. Ferrer National Institutes of Health
Benjamin Schüz
Benjamin Schüz University of Bremen
Richard Rowe
Richard Rowe University of Sheffield
Christopher J. Armitage
Christopher J. Armitage University of Manchester
Markus Reuber
Markus Reuber University of Sheffield
Dale Griffin
Dale Griffin University of British Columbia

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