World's Best Scientists 2026 revealed!

D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Psychology 88 1042 915 47 45 427 26969
Medicine 92 11341 10661 357 350 501 30065

Ronald C. Plotnikoff publications per year

The chart shows the history of publications by Ronald C. Plotnikoff between 1989 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Ronald C. Plotnikoff published across 37 years, from 1989 to 2025, averaging 14.3 papers a year. Output peaked at 51 publications in 2012. 13 of the 528 publications appeared in the last two years.

No. of publications
10 20 30 40 50
Bar chart. Horizontal axis: year, 1989 to 2025. Vertical axis: number of publications, 0 to 51. Peak 51 publications in 2012. 1989: 2 publications 1990: 0 publications 1991: 0 publications 1992: 2 publications 1993: 2 publications 1994: 0 publications 1995: 2 publications 1996: 0 publications 1997: 1 publication 1998: 1 publication 1999: 4 publications 2000: 7 publications 2001: 7 publications 2002: 4 publications 2003: 1 publication 2004: 8 publications 2005: 11 publications 2006: 19 publications 2007: 16 publications 2008: 19 publications 2009: 24 publications 2010: 41 publications 2011: 28 publications 2012: 51 publications 2013: 43 publications 2014: 46 publications 2015: 31 publications 2016: 26 publications 2017: 25 publications 2018: 22 publications 2019: 21 publications 2020: 14 publications 2021: 18 publications 2022: 13 publications 2023: 6 publications 2024: 11 publications 2025: 2 publications
1989 2025

528 publications in total across all disciplines

View publications per year as a table
Ronald C. Plotnikoff: publications per year, 1989 to 2025
Year Publications
1989 2
1990 0
1991 0
1992 2
1993 2
1994 0
1995 2
1996 0
1997 1
1998 1
1999 4
2000 7
2001 7
2002 4
2003 1
2004 8
2005 11
2006 19
2007 16
2008 19
2009 24
2010 41
2011 28
2012 51
2013 43
2014 46
2015 31
2016 26
2017 25
2018 22
2019 21
2020 14
2021 18
2022 13
2023 6
2024 11
2025 2
Total 528
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Ronald C. Plotnikoff 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 Ronald C. Plotnikoff 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, 421–430 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: 427 publications — 95th percentile

95% 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
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 50 427
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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Ronald C. Plotnikoff 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 Ronald C. Plotnikoff 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, 88–89 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: 88 D-Index — 91st percentile

91% 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
74–75 169
76–77 132
78–79 137
80–81 120
82–83 112
84–85 86
86–87 101
88–89 83 88
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

Ronald C. Plotnikoff is affiliated with the University of Newcastle Australia. Their research primarily focuses on areas within medicine and psychology, with significant contributions in physiology, general health professions, public health, environmental and occupational health, applied psychology, as well as sociology and political science.

The scientist's work extensively covers topics related to physical activity and health, including mobile health and mHealth applications, obesity, physical activity, diet, behavioral health and interventions, children's physical and motor development, cardiovascular and exercise physiology, and health disparities and outcomes.

Frequent collaborators in their research include Mitch J. Duncan, Corneel Vandelanotte, David R. Lubans, Anna K. Jansson, and Elizabeth Holliday.

They have contributed multiple papers to prominent journals, with notable recent publications such as:

  • Time-efficient intervention to improve older adolescents' cardiorespiratory fitness: findings from the 'Burn 2 Learn' cluster randomised controlled trial (2020, British Journal of Sports Medicine)
  • Effect of resistance training on HbA1c in adults with type 2 diabetes mellitus and the moderating effect of changes in muscular strength: a systematic review and meta-analysis (2022, BMJ Open Diabetes Research & Care)
  • A Social Networking and Gamified App to Increase Physical Activity: Cluster RCT (2020, American Journal of Preventive Medicine)
  • Efficacy of a Multi-component m-Health Weight-loss Intervention in Overweight and Obese Adults: A Randomised Controlled Trial (2020, International Journal of Environmental Research and Public Health)
  • The Association Between Time-Use Behaviors and Physical and Mental Well-Being in Adults: A Compositional Isotemporal Substitution Analysis (2020, Journal of Physical Activity and Health)

Their work has been frequently published in journals including the Journal of Physical Activity and Health, International Journal of Environmental Research and Public Health, British Journal of Sports Medicine, American Journal of Preventive Medicine, and Annals of Behavioral Medicine.

Best Publications

  • Physical activity level and health-related quality of life in the general adult population: A systematic review

    Raphaël Bize;Jeffrey A. Johnson;Ronald C. Plotnikoff

  • The Health Benefits of Muscular Fitness for Children and Adolescents: A Systematic Review and Meta-Analysis

    Jordan J. Smith;Narelle Eather;Philip J. Morgan;Ronald C. Plotnikoff

  • Physical activity and physical self-concept in youth: systematic review and meta-analysis.

    Mark J. Babic;Philip J. Morgan;Ronald C. Plotnikoff;Chris Lonsdale

  • Effects and moderators of exercise on quality of life and physical function in patients with cancer : An individual patient data meta-analysis of 34 RCTs

    Laurien M. Buffart;Joeri Kalter;Maike G. Sweegers;Kerry S. Courneya

  • Social cognitive theory and physical activity: a systematic review and meta‐analysis

    M. D. Young;R. C. Plotnikoff;C. E. Collins;C. E. Collins;R. Callister

  • Effectiveness of interventions targeting physical activity, nutrition and healthy weight for university and college students: A systematic review and meta-analysis

    Ronald C Plotnikoff;Sarah A Costigan;Rebecca L Williams;Rebecca L Williams;Melinda J Hutchesson;Melinda J Hutchesson

  • EHealth interventions for the prevention and treatment of overweight and obesity in adults: A systematic review with meta-analysis

    M. J. Hutchesson;M. E. Rollo;Rebecca Krukowski;L. Ells

  • High-intensity interval training for improving health-related fitness in adolescents: a systematic review and meta-analysis

    Sarah A Costigan;N Eather;Ronald Plotnikoff;Dennis R Taaffe

  • Can Smartphone Apps Increase Physical Activity? Systematic Review and Meta-Analysis

    Amelia Romeo;Sarah Edney;Ronald Plotnikoff;Rachel Curtis

  • Scaling-up an efficacious school-based physical activity intervention: Study protocol for the 'Internet-based Professional Learning to help teachers support Activity in Youth' (iPLAY) cluster randomized controlled trial and scale-up implementation evaluation

    Christopher Sean Lonsdale;Taren Grant Sanders;Kristen E. Cohen;Philip Parker

  • Randomized Controlled Trial of the Effects of Print Materials and Step Pedometers on Physical Activity and Quality of Life in Breast Cancer Survivors

    Jeffrey K.H. Vallance;Kerry S. Courneya;Ronald C. Plotnikoff;Yutaka Yasui

  • The Health Indicators Associated With Screen-Based Sedentary Behavior Among Adolescent Girls: A Systematic Review

    Sarah A. Costigan;Lisa Barnett;Ronald C. Plotnikoff;David R. Lubans

  • Social support and the theory of planned behavior in the exercise domain

    Kerry S. Courneya;Ronald C. Plotnikoff;Stephen B. Hotz;Nicholas J. Birkett

  • Social cognitive theories used to explain physical activity behavior in adolescents: a systematic review and meta-analysis

    Ronald C. Plotnikoff;Sarah A. Costigan;Nandini Karunamuni;David R. Lubans

  • Resistance training and type 2 diabetes: Considerations for implementation at the population level.

    Neil D. Eves;Ronald C. Plotnikoff

  • Objectively measured sedentary behaviour and health and development in children and adolescents: systematic review and meta-analysis

    Dylan P Cliff;Dylan P Cliff;Kylie Hesketh;Stewart A Vella;Stewart A Vella;Trina Hinkley

  • Smart-Phone Obesity Prevention Trial for Adolescent Boys in Low-Income Communities: The ATLAS RCT

    Jordan J. Smith;Philip J. Morgan;Ronald C. Plotnikoff;Kerry A. Dally

  • Exercise and the transtheoretical model: a longitudinal test of a population sample.

    Ronald C. Plotnikoff;Stephen B. Hotz;Nicholas J. Birkett;Kerry S. Courneya

  • Factors influencing the adoption of an innovation: An examination of the uptake of the Canadian Heart Health Kit (HHK)

    Shannon D Scott;Ronald C Plotnikoff;Nandini Karunamuni;Raphaël Bize

  • Factors associated with physical activity in Canadian adults with diabetes.

    Ronald C. Plotnikoff;Lorian M. Taylor;Philip M. Wilson;Kerry S. Courneya

  • Physical activity and physical self-concept in youth: Systematic review and meta-analysis

    M. Babic;P. Morgan;R. Plotnikoff;D. Lubans

Frequent Co-Authors

Philip J. Morgan
Philip J. Morgan University of Newcastle Australia
David R. Lubans
David R. Lubans University of Newcastle Australia
Clare E. Collins
Clare E. Collins University of Newcastle Australia
Kerry S. Courneya
Kerry S. Courneya University of Alberta
Kim D. Raine
Kim D. Raine University of Alberta
John C. Spence
John C. Spence University of Alberta
Mitch J. Duncan
Mitch J. Duncan University of Newcastle Australia
Ryan E. Rhodes
Ryan E. Rhodes University of Victoria
Anthony D. Okely
Anthony D. Okely University of Wollongong
Carol Maher
Carol Maher University of South Australia

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