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D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Psychology 62 3281 3024 170 165 270 10199

Kyra Hamilton publications per year

The chart shows the history of publications by Kyra Hamilton between 2007 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Kyra Hamilton published across 19 years, from 2007 to 2025, averaging 19.1 papers a year. Output peaked at 37 publications in 2019. 60 of the 363 publications appeared in the last two years.

No. of publications
10 20 30
Bar chart. Horizontal axis: year, 2007 to 2025. Vertical axis: number of publications, 0 to 37. Peak 37 publications in 2019. 2007: 1 publication 2008: 1 publication 2009: 2 publications 2010: 5 publications 2011: 8 publications 2012: 15 publications 2013: 6 publications 2014: 8 publications 2015: 15 publications 2016: 24 publications 2017: 25 publications 2018: 31 publications 2019: 37 publications 2020: 34 publications 2021: 31 publications 2022: 28 publications 2023: 32 publications 2024: 33 publications 2025: 27 publications
2007 2025

363 publications in total across all disciplines

View publications per year as a table
Kyra Hamilton: publications per year, 2007 to 2025
Year Publications
2007 1
2008 1
2009 2
2010 5
2011 8
2012 15
2013 6
2014 8
2015 15
2016 24
2017 25
2018 31
2019 37
2020 34
2021 31
2022 28
2023 32
2024 33
2025 27
Total 363
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Kyra Hamilton 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 Kyra Hamilton 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, 261–270 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: 270 publications — 84th percentile

84% 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
211–220 313
221–230 283
231–240 226
241–250 196
251–260 201
261–270 171 270
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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Kyra Hamilton 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 Kyra Hamilton 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, 62–63 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: 62 D-Index — 72nd percentile

72% 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 62
64–65 290
66–67 218
68–69 219
70–71 215
72–73 183
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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Overview

Kyra Hamilton is affiliated with Griffith University in Australia and has contributed extensively to the fields of psychology and medicine, with a particular focus on applied psychology, public health, and clinical psychology. Their work encompasses a variety of subfields including general health professions, sociology and political science, and public health, environmental, and occupational health.

The main topics of Hamilton's research revolve around behavioral health and interventions, social and intergroup psychology, environmental education and sustainability, obesity, physical activity, and diet. Additional attention has been given to COVID-19 and mental health, injury epidemiology and prevention, as well as motivation and self-concept in sports.

Frequent publication venues for Hamilton include:

  • Psychology and Health
  • Applied Psychology Health and Well-Being
  • Social Science & Medicine
  • Journal of Health Psychology
  • PLoS ONE

Hamilton has collaborated extensively with a set of recurrent co-authors, including:

  • Martin S. Hagger
  • Daniel J. Phipps
  • Jacob J. Keech
  • Amy E. Peden
  • Ryan E. Rhodes

Some of Hamilton's recent publications are:

  • An extended theory of planned behavior for parent-for-child health behaviors: A meta-analysis, 2020, Health Psychology
  • Perceived behavioral control moderating effects in the theory of planned behavior: A meta-analysis, 2022, Health Psychology
  • Predicting Social Distancing Intention and Behavior During the COVID-19 Pandemic: An Integrated Social Cognition Model, 2020, Annals of Behavioral Medicine
  • Using an integrated social cognition model to predict COVID-19 preventive behaviours, 2020, British Journal of Health Psychology
  • Managing stress during the coronavirus disease 2019 pandemic and beyond: Reappraisal and mindset approaches, 2020, Stress and Health

The research outputs reflect a consistent focus on behavioral theories and models, particularly around health behaviors and responses to public health challenges such as the COVID-19 pandemic. The contributions span meta-analyses and integrated models addressing social cognition and stress management.

Best Publications

  • A randomised controlled trial of a theory-based intervention to improve sun protective behaviour in adolescents ('you can still be HOT in the shade'): study protocol

    Anna L Hawkes;Anna L Hawkes;Kyra Hamilton;Katherine M White;Ross McD Young

  • Extending the Theory of Planned Behavior: The Role of Self and Social Influences in Predicting Adolescent Regular Moderate-to-Vigorous Physical Activity

    Kyra Hamilton;Katherine M. White

  • The Handbook of Behaviour Change

    Martin S. Hagger;Linda D. Cameron;Kyra Hamilton;Nelli Elisa Hankonen

  • Fewer emergency readmissions and better quality of life for older adults at risk of hospital readmission: a randomized controlled trial to determine the effectiveness of a 24-week exercise and telephone follow-up program.

    Mary Courtney;Helen Edwards;Anne Chang;Anthony Parker

  • Predicting Social Distancing Intention and Behavior During the COVID-19 Pandemic: An Integrated Social Cognition Model.

    Martin S Hagger;Martin S Hagger;Martin S Hagger;Stephanie R Smith;Jacob J Keech;Jacob J Keech;Susette A Moyers

  • Using an integrated social cognition model to predict COVID-19 preventive behaviours.

    Chung Ying Lin;Vida Imani;Nilofar Rajabi Majd;Zahra Ghasemi

  • Parental supervision for their children's toothbrushing: Mediating effects of planning, self‐efficacy, and action control

    Kyra Hamilton;Kyra Hamilton;Stephen Cornish;Aaron Kirkpatrick;Jeroen Kroon

  • Social-cognitive antecedents of hand washing: Action control bridges the planning-behaviour gap.

    Benjamín Reyes Fernández;Nina Knoll;Kyra Hamilton;Ralf Schwarzer

  • The Role of Self-Efficacy and Friend Support on Adolescent Vigorous Physical Activity:

    Kyra Hamilton;Kyra Hamilton;Lisa M. Warner;Ralf Schwarzer;Ralf Schwarzer

  • Predicting sugar consumption: Application of an integrated dual-process, dual-phase model.

    Martin S. Hagger;Nadine Trost;Nadine Trost;Jacob J. Keech;Derwin K.C. Chan

  • A psychosocial analysis of parents' decisions for limiting their young child's screen time: An examination of attitudes, social norms and roles, and control perceptions

    Kyra Hamilton;Teagan Spinks;Katherine M. White;David J. Kavanagh

  • Transitional care interventions reduce unplanned hospital readmissions in high-risk older adults

    Kathleen Finlayson;Anne M. Chang;Mary D. Courtney;Helen E. Edwards

  • Child sun safety: Application of an Integrated Behavior Change model.

    Kyra Hamilton;Aaron Kirkpatrick;Amanda Rebar;Martin S. Hagger

  • Understanding parental physical activity: meanings, habits, and social role influence.

    Kyra Hamilton;Katherine M. White

  • Testing a Model of Physical Activity Among Mothers and Fathers of Young Children: Integrating Self-Determined Motivation, Planning, and the Theory of Planned Behavior

    Kyra Hamilton;Stephen Cox;Katherine M. White

  • Investigating key beliefs guiding mothers' dietary decisions for their 2–3 year old

    Teagan Spinks;Kyra Hamilton

  • Stop there’s water on the road! Identifying key beliefs guiding people’s willingness to drive through flooded waterways

    Kyra Hamilton;Kyra Hamilton;Amy E. Peden;Amy E. Peden;Marti Pearson;Martin S. Hagger;Martin S. Hagger;Martin S. Hagger

  • Predicting mothers' decisions to introduce complementary feeding at 6 months. An investigation using an extended theory of planned behaviour.

    Kyra Hamilton;Lynne Daniels;Katherine M. White;Nicole Murray

  • Self-efficacy, planning and action control in an oral self-care intervention

    Guangyu Zhou;Caiyun Sun;Nina Knoll;Kyra Hamilton;Kyra Hamilton

  • Changing stress mindsets with a novel imagery intervention: A randomized controlled trial.

    Jacob J. Keech;Martin S. Hagger;Kyra Hamilton

Frequent Co-Authors

Martin S. Hagger
Martin S. Hagger University of California, Merced
Katherine M. White
Katherine M. White Queensland University of Technology
Ralf Schwarzer
Ralf Schwarzer Freie Universität Berlin
Barbara Mullan
Barbara Mullan Curtin University
David J. Kavanagh
David J. Kavanagh Queensland University of Technology
Amir H. Pakpour
Amir H. Pakpour Jönköping University
Sheina Orbell
Sheina Orbell University of Essex
Derwin King Chung Chan
Derwin King Chung Chan Hong Kong Metropolitan University
Ross McD. Young
Ross McD. Young University of the Sunshine Coast
Melissa K. Hyde
Melissa K. Hyde University of Queensland

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Related Online Degrees & Career Pathways

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As requirements differ widely, it’s crucial to research your intended state. Many universities now offer flexible online psychology and social work programs designed to fit your schedule and career ambitions, paving multiple pathways into clinical, counseling, or school-based roles.

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