World's Best Scientists 2026 revealed!
Stephen P. Lewis

Stephen P. Lewis

D-Index & Metrics

Psychology

D-Index
39
Citations
5257
World Ranking
8650
National Ranking
578

Stephen P. Lewis 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 Stephen P. Lewis 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: 126 publications — 36th percentile

36% of scientists in this discipline score the same or lower.

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

Stephen P. Lewis 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 Stephen P. Lewis 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: 39 D-Index — 27th percentile

27% of scientists in this discipline score the same or lower.

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

Overview

Stephen P. Lewis is affiliated with the University of Guelph in Canada and specializes primarily in the fields of Psychology and Medicine. Their work focuses extensively on Clinical Psychology, with significant contributions to Psychiatry and Mental Health, Social Psychology, Health, and Epidemiology.

The research topics addressed by Stephen P. Lewis cover several key areas, including:

  • Suicide and Self-Harm Studies
  • Mental Health Treatment and Access
  • Traumatic Brain Injury Research
  • Child and Adolescent Psychosocial and Emotional Development
  • Psychosomatic Disorders and Their Treatments
  • Gun Ownership and Violence Research
  • Cardiac Arrest and Resuscitation

Throughout their career, Lewis has published extensively in multiple academic venues. Frequent publication venues include:

  • The Journal of Nervous and Mental Disease
  • Psychopharmacology Bulletin
  • Counselling Psychology Quarterly
  • Canadian Journal of Community Mental Health
  • Stigma and Health

Some recent publications attributed to Stephen P. Lewis are:

  • Self-injury recovery: A person-centered framework, 2020, Journal of Clinical Psychology
  • Association of Internet Addiction With Nonsuicidal Self-injury Among Adolescents in China, 2020, JAMA Network Open
  • Gender and Schizophrenia, 2025, Psychopharmacology Bulletin
  • Stigma and nonsuicidal self-injury: Application of a conceptual framework, 2020, Stigma and Health
  • Leveraging the Strengths of Psychologists With Lived Experience of Psychopathology, 2022, Perspectives on Psychological Science

Lewis frequently collaborates with several co-authors, including:

  • Penelope Hasking
  • Mark Boyes
  • Nancy L. Heath
  • Sylvanna Mirichlis
  • Brooke A. Ammerman

Best Publications

  • Hippocampal volumes in cognitively normal persons at genetic risk for Alzheimer's disease

    Eric M. Reiman;Anne Uecker;Richard J. Caselli;Stephen Lewis;Stephen Lewis

  • Non-suicidal self-injury, youth, and the Internet: What mental health professionals need to know.

    Stephen P Lewis;Nancy L Heath;Natalie J Michal;Jamie M Duggan

  • The Scope of Nonsuicidal Self-Injury on YouTube

    Stephen P. Lewis;Nancy L. Heath;Jill M. St Denis;Rick Noble

  • Impact of a Mental Health Curriculum on Knowledge and Stigma Among High School Students: A Randomized Controlled Trial

    Robert Milin;Stanley Kutcher;Stephen P. Lewis;Selena Walker

  • Helpful or Harmful? An Examination of Viewers' Responses to Nonsuicidal Self-Injury Videos on YouTube

    Stephen P. Lewis;Nancy L. Heath;Michael J. Sornberger;Alexis E. Arbuthnott

  • A double-edged sword: a review of benefits and risks of online nonsuicidal self-injury activities

    Stephen P Lewis;Yukari Seko

  • Vector-based spatial-temporal minimum L1-norm solution for MEG

    Ming Xiong Huang;Ming Xiong Huang;Anders M. Dale;Tao Song;Eric Halgren

  • The possible risks of self-injury web sites: a content analysis.

    Stephen P Lewis;Thomas G Baker

  • Association of internet addiction with nonsuicidal self-injury among adolescents in China

    Jie Tang;Jie Tang;Ying Ma;Stephen P. Lewis;Ruoling Chen

  • Parents of youth who self-injure: a review of the literature and implications for mental health professionals.

    Alexis E Arbuthnott;Stephen P Lewis

  • Brief Report: Non-suicidal Self-injury in the Context of Self and Identity Development

    Andrea V. Breen;Stephen P. Lewis;Olga Sutherland

  • Responses to Online Photographs of Non-Suicidal Self-Injury: A Thematic Analysis

    Thomas G Baker;Stephen P Lewis

  • Stigma and nonsuicidal self-injury: Application of a conceptual framework.

    Lexy Staniland;Penelope Hasking;Mark Boyes;Stephen Lewis

  • Barriers and responses to the disclosure of non-suicidal self-injury: a thematic analysis

    Shaina A. Rosenrot;Stephen P. Lewis

  • Seeking validation in unlikely places: the nature of online questions about non-suicidal self-injury.

    Stephen P. Lewis;Shaina A. Rosenrot;Michelle A. Messner

  • Searching for Thinspiration: The Nature of Internet Searches for Pro-Eating Disorder Websites

    Stephen P. Lewis;Alexis E. Arbuthnott

  • The perceptions of adolescents who self-harm on stigma and care following inpatient psychiatric treatment

    Unknown

  • An examination of the scope and nature of non-suicidal self-injury online activities: implications for school mental health professionals

    Jamie M. Duggan;N. L. Heath;Stephen P. Lewis;Alyssa L. Baxter

  • Self‐injury recovery: A person‐centered framework

    Stephen P Lewis;Penelope A Hasking

  • Every scar tells a story: Insight into people’s self-injury scar experiences

    Stephen P. Lewis;Saba Mehrabkhani

  • Googling Self-injury: The State of Health Information Obtained Through Online Searches for Self-injury

    Stephen P. Lewis;Jasmine C. Mahdy;Natalie J. Michal;Alexis E. Arbuthnott

  • Visual processing of facial affect.

    Stephen Lewis;Robert J. Thoma;Robert J. Thoma;Marianna D. Lanoue;Gregory A. Miller

  • Assessment of Nonsuicidal Self-Injury

    E. David Klonsky;Stephen P. Lewis

Frequent Co-Authors

Nancy L. Heath
Nancy L. Heath McGill University
Penelope Hasking
Penelope Hasking Curtin University
Janis Whitlock
Janis Whitlock Cornell University
Elizabeth E. Lloyd-Richardson
Elizabeth E. Lloyd-Richardson University of Massachusetts Dartmouth
José M. Cañive
José M. Cañive University of New Mexico
Robert J. Thoma
Robert J. Thoma University of New Mexico
Marc S. Wilson
Marc S. Wilson Victoria University of Wellington
Mark E. Boyes
Mark E. Boyes Curtin University
Paul L. Plener
Paul L. Plener Medical University of Vienna
Darcy A. Santor
Darcy A. Santor University of Ottawa

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