World's Best Scientists 2026 revealed!
Debra Pepler

Debra Pepler

D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Psychology 72 2025 1836 117 105 208 27153

Debra Pepler publications per year

The chart shows the history of publications by Debra Pepler between 1980 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Debra Pepler published across 46 years, from 1980 to 2025, averaging 5 papers a year. Output peaked at 16 publications in 2013. 10 of the 229 publications appeared in the last two years.

No. of publications
5 10 15
Bar chart. Horizontal axis: year, 1980 to 2025. Vertical axis: number of publications, 0 to 16. Peak 16 publications in 2013. 1980: 2 publications 1981: 2 publications 1982: 9 publications 1983: 2 publications 1984: 1 publication 1985: 0 publications 1986: 1 publication 1987: 1 publication 1988: 0 publications 1989: 1 publication 1990: 0 publications 1991: 1 publication 1992: 1 publication 1993: 1 publication 1994: 4 publications 1995: 4 publications 1996: 0 publications 1997: 3 publications 1998: 6 publications 1999: 3 publications 2000: 5 publications 2001: 3 publications 2002: 4 publications 2003: 5 publications 2004: 14 publications 2005: 2 publications 2006: 6 publications 2007: 6 publications 2008: 9 publications 2009: 6 publications 2010: 10 publications 2011: 8 publications 2012: 6 publications 2013: 16 publications 2014: 7 publications 2015: 9 publications 2016: 10 publications 2017: 5 publications 2018: 7 publications 2019: 7 publications 2020: 7 publications 2021: 16 publications 2022: 3 publications 2023: 6 publications 2024: 6 publications 2025: 4 publications
1980 2025

229 publications in total across all disciplines

View publications per year as a table
Debra Pepler: publications per year, 1980 to 2025
Year Publications
1980 2
1981 2
1982 9
1983 2
1984 1
1985 0
1986 1
1987 1
1988 0
1989 1
1990 0
1991 1
1992 1
1993 1
1994 4
1995 4
1996 0
1997 3
1998 6
1999 3
2000 5
2001 3
2002 4
2003 5
2004 14
2005 2
2006 6
2007 6
2008 9
2009 6
2010 10
2011 8
2012 6
2013 16
2014 7
2015 9
2016 10
2017 5
2018 7
2019 7
2020 7
2021 16
2022 3
2023 6
2024 6
2025 4
Total 229
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Debra Pepler publications per year - data summary

  • Debra Pepler, a Psychology scholar from York University, has 229 publications recorded across 46 years, from 1980 to 2025.
  • The oldest publication on record dates to 1980 and the most recent to 2025.
  • The most productive years are 2013 and 2021, with 16 publications each.
  • The least productive years with any output are 1984, 1986, 1987, 1989 and others, with 1 publication each.
  • 4 of the 46 years in the span carry no publications at all (1985, 1988, 1990 and 1996).
  • The rate of publication averages 5.0 papers per year over the whole span, or 5.5 per year counting only the 42 years with at least one publication.
  • The last 5 years on the chart (2021-2025) hold 35 publications, 15% of the career total.
  • Split into equal eras - 1980-1995: 30 publications (1.9 per year); 1996-2011: 90 publications (5.6 per year); 2012-2025: 109 publications (7.8 per year).
  • Comparing the opening and closing eras, the overall trend of publication is rising.

Debra Pepler 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 Debra Pepler sits on this spectrum.

No. of scientists
200 400 600
Bar chart with 69 bars. Horizontal axis: publications, 31–40 to 705+. Vertical axis: number of scientists, 0 to 736. Most scientists, 736, have 101–110 publications. The last bar groups every scientist with 705 publications or more. The highlighted bar, 201–210 publications, is where this scientist sits. 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
31–40 publications 705+

This scientist: 208 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.

View publications distribution as a table
Number of Psychology scientists by publication count, Research.com 2026 ranking edition. Based on 11,416 ranked scientists.
Publications Scientists This scientist
31–40 6
41–50 52
51–60 138
61–70 299
71–80 461
81–90 605
91–100 713
101–110 736
111–120 686
121–130 670
131–140 644
141–150 597
151–160 576
161–170 477
171–180 450
181–190 397
191–200 343
201–210 328 208
211–220 313
221–230 283
231–240 226
241–250 196
251–260 201
261–270 171
271–280 151
281–290 139
291–300 113
301–310 102
311–320 100
321–330 76
331–340 92
341–350 85
351–360 69
361–370 71
371–380 63
381–390 58
391–400 57
401–410 43
411–420 33
421–430 50
431–440 41
441–450 32
451–460 27
461–470 28
471–480 25
481–490 28
491–500 20
501–510 23
511–520 26
521–530 17
531–540 21
541–550 14
551–560 16
561–570 10
571–580 22
581–590 9
591–600 14
601–610 9
611–620 11
621–630 4
631–640 7
641–650 5
651–660 10
661–670 8
671–680 8
681–690 4
691–700 3
701–704 4
705+ 100
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Debra Pepler publication distribution in Psychology in 2026 - data summary

  • The chart plots the publication count of all 11,416 Psychology scientists ranked by Research.com in 2026, grouped into 69 ranges running from 31–40 to 705+ publications.
  • Debra Pepler, a Psychology scholar from York University, records 208 publications - the 71st percentile of the discipline.
  • 71% of ranked Psychology scientists score the same or lower than Debra Pepler, and about 29% score higher.
  • The median of the discipline falls in the 151–160 publications range, and Debra Pepler ranks above the median.
  • The most crowded range is 101–110 publications, holding 736 scientists (6% of the field).
  • 72% of the field sits in the lowest quarter of the value range (up to 201–210 publications), so the distribution is heavily right-skewed and high scores are rare.
  • The final bar has no upper bound: it groups every scientist with 705 publications or more, 100 scientists in all (<1% of the field).

Debra Pepler 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 Debra Pepler sits on this spectrum.

No. of scientists
200 400 600
Bar chart with 58 bars. Horizontal axis: D-Index, 30–31 to 144+. Vertical axis: number of scientists, 0 to 702. Most scientists, 702, have 32–33 D-Index. The last bar groups every scientist with 144 D-Index or more. The highlighted bar, 72–73 D-Index, is where this scientist sits. 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
30–31 D-Index 144+

This scientist: 72 D-Index — 82nd percentile

82% of scientists in this discipline score the same or lower.

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

View D-Index distribution as a table
Number of Psychology scientists by D-index, Research.com 2026 ranking edition. Based on 11,416 ranked scientists.
D-Index Scientists This scientist
30–31 398
32–33 702
34–35 671
36–37 659
38–39 641
40–41 671
42–43 617
44–45 558
46–47 495
48–49 487
50–51 445
52–53 390
54–55 408
56–57 345
58–59 325
60–61 321
62–63 248
64–65 290
66–67 218
68–69 219
70–71 215
72–73 183 72
74–75 169
76–77 132
78–79 137
80–81 120
82–83 112
84–85 86
86–87 101
88–89 83
90–91 77
92–93 70
94–95 78
96–97 58
98–99 53
100–101 57
102–103 48
104–105 53
106–107 46
108–109 24
110–111 35
112–113 27
114–115 32
116–117 31
118–119 22
120–121 16
122–123 24
124–125 18
126–127 11
128–129 19
130–131 10
132–133 16
134–135 10
136–137 12
138–139 8
140–141 5
142–143 12
144+ 98
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Debra Pepler D-index placement in Psychology in 2026 - data summary

  • The chart plots the discipline H-index (D-index) of all 11,416 Psychology scientists ranked by Research.com in 2026, grouped into 58 ranges running from 30–31 to 144+ D-Index.
  • Debra Pepler, a Psychology scholar from York University, records 72 D-Index - the 82nd percentile of the discipline.
  • 82% of ranked Psychology scientists score the same or lower than Debra Pepler, and about 18% score higher.
  • The median of the discipline falls in the 48–49 D-Index range, and Debra Pepler ranks above the median.
  • The most crowded range is 32–33 D-Index, holding 702 scientists (6% of the field).
  • 68% of the field sits in the lowest quarter of the value range (up to 58–59 D-Index), so the distribution is heavily right-skewed and high scores are rare.
  • The final bar has no upper bound: it groups every scientist with 144 D-Index or more, 98 scientists in all (<1% of the field).

Overview

Debra Pepler is a researcher affiliated with York University in Canada. Their work primarily spans the fields of Psychology and Social Sciences, with a focus on Clinical Psychology, Social Psychology, Education, Health, and Pediatrics, Perinatology and Child Health.

Their main research topics include:

  • Child Abuse and Trauma
  • Child and Adolescent Psychosocial and Emotional Development
  • Bullying, Victimization, and Aggression
  • Intimate Partner and Family Violence
  • Prenatal Substance Exposure Effects
  • Child Development and Digital Technology
  • Maternal Mental Health During Pregnancy and Postpartum

Pepler's recent papers highlight research on bullying, adolescent mental health, and developmental psychology. Notable publications include:

  • "School bullying before and during COVID-19: Results from a population-based randomized design," 2021, Aggressive Behavior
  • "Canadian adolescents' mental health and substance use during the COVID-19 pandemic: Associations with COVID-19 stressors," 2022, Canadian Journal of Behavioural Science/Revue canadienne des sciences du comportement
  • "ADHD and Exposure to Maltreatment in Children and Youth: a Systematic Review of the Past 10 Years," 2020, Current Psychiatry Reports
  • "A Longitudinal Analysis of Peer Victimization, Self-Esteem, and Rejection Sensitivity in Mental Health and Substance Use Among Adolescents," 2020, International Journal of Mental Health and Addiction
  • "In-Person Versus Online Learning in Relation to Students' Perceptions of Mattering During COVID-19: A Brief Report," 2021, Journal of Psychoeducational Assessment

The researcher frequently collaborates with:

  • Naomi C. Z. Andrews
  • Mary Motz
  • Bianca C. Bondi
  • Stephanie G. Craig
  • Margaret Leslie

The primary publication venues for their work include:

  • Aggressive Behavior
  • Canadian Journal of Behavioural Science/Revue canadienne des sciences du comportement
  • Current Psychiatry Reports
  • International Journal of Mental Health and Addiction
  • Journal of Psychoeducational Assessment

Best Publications

  • The development and treatment of childhood aggression.

    Kenneth H. Rubin;Debra J. Pepler

  • Peer involvement in bullying: insights and challenges for intervention.

    Paul O'connell;Debra Pepler;Wendy Craig

  • Observations of Bullying in the Playground and in the Classroom

    Wendy M. Craig;Debra Pepler;Rona Atlas

  • Observations of Bullying in the Classroom

    Rona S. Atlas;Debra J. Pepler

  • Naturalistic Observations of Peer Interventions in Bullying

    D. Lynn Hawkins;Debra J. Pepler;Wendy M. Craig

  • Observations of Bullying and Victimization in the School Yard

    Wendy M. Craig;Debra J. Pepler

  • Bullying in Schools: How Successful Can Interventions Be?

    Peter K. Smith;Debra Pepler;Ken Rigby

  • Bullying experiences among children and youth with autism spectrum disorders.

    M. Catherine Cappadocia;Jonathan A. Weiss;Debra Pepler

  • Peer victimization social support and psychosocial adjustment of sexual minority adolescents.

    Trish Williams;Jennifer Connolly;Debra Pepler;Wendy Craig

  • Developmental trajectories of bullying and associated factors.

    Debra Pepler;Depeng Jiang;Wendy Craig;Jennifer Connolly

  • A developmental perspective on bullying

    Debra J. Pepler;Wendy M. Craig;Jennifer A. Connolly;Amy Yuile

  • Mixed-Gender Groups, Dating, and Romantic Relationships in Early Adolescence

    Jennifer Connolly;Wendy Craig;Adele Goldberg;Debra Pepler

  • A Peek behind the Fence: Naturalistic Observations of Aggressive Children with Remote Audiovisual Recording.

    Debra J. Pepler;Wendy M. Craig

  • Emotional regulation and display in classroom victims of bullying: Characteristic expressions of affect, coping styles and relevant contextual factors.

    Melissa M. Mahady Wilton;Wendy M. Craig;Debra J. Pepler

  • Identifying and Targeting Risk for Involvement in Bullying and Victimization

    Wendy M Craig;Debra J Pepler

  • Teachers' Understanding of Bullying.

    Faye Mishna;Iolanda Scarcello;Debra Pepler;Judith Wiener

  • Peer to peer sexual harassment in early adolescence: A developmental perspective

    Loren E. Mcmaster;Jennifer Connolly;Debra Pepler;Wendy M. Craig

  • Dating Experiences of Bullies in Early Adolescence

    Jennifer Connolly;Debra Pepler;Wendy Craig;Ali Taradash

  • Sibling and Peer Interaction: A Final Follow-up and a Comparison

    Rona Abramovitch;Carl Corter;Debra J. Pepler;Linda Stanhope

  • Adolescents Online: The Importance of Internet Activity Choices to Salient Relationships

    Julie J. Blais;Wendy M. Craig;Debra Pepler;Jennifer Connolly

Frequent Co-Authors

Wendy M. Craig
Wendy M. Craig Queen's University
Jennifer Connolly
Jennifer Connolly York University
Kenneth H. Rubin
Kenneth H. Rubin University of Maryland, College Park
Faye Mishna
Faye Mishna University of Toronto
Ken Rigby
Ken Rigby University of South Australia
Judith Wiener
Judith Wiener University of Toronto
Isabela Granic
Isabela Granic Radboud University
Peter Smith
Peter Smith University of Aberdeen
Jennifer Jenkins
Jennifer Jenkins University of Toronto
Gordon L. Flett
Gordon L. Flett York University

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Related Online Degrees & Career Pathways

Pursuing a Psychology degree in the USA opens many online degree and career options, especially in counseling and mental health services. If you are interested in becoming a Licensed Professional Counselor (LPC), you must understand each state’s educational and licensure requirements.

For instance, those seeking lpc licensure requirements in Oregon need to complete a master’s degree, obtain supervised experience, and pass state exams. Requirements vary by location—if you plan to practice in a different state, be sure to research the specifics, like the how to get an lpc license in Pennsylvania process or the lpc license requirements in Rhode Island.

For those interested in other regions, information on Oklahoma licensed professional counselor requirements is also available online. Selecting the right program and understanding licensure in your desired state will help you build a successful and flexible career in psychology and counseling.

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