World's Best Scientists 2026 revealed!

D-Index & Metrics

Psychology

D-Index
56
Citations
8843
World Ranking
4273
National Ranking
234

Stewart A. Vella 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 Stewart A. Vella 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: 162 publications — 55th percentile

55% of scientists in this discipline score the same or lower.

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

Stewart A. Vella 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 Stewart A. Vella 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: 56 D-Index — 64th percentile

64% of scientists in this discipline score the same or lower.

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

Overview

Stewart A. Vella is affiliated with the University of Wollongong in Australia. Their research mainly spans the fields of Psychology and Medicine with a particular emphasis on subfields such as Social Psychology, Developmental and Educational Psychology, Safety Research, Physiology, and Orthopedics and Sports Medicine.

Their scholarly work focuses on topics including:

  • Motivation and Self-Concept in Sports
  • Sport Psychology and Performance
  • Youth Development and Social Support
  • Physical Activity and Health
  • Behavioral Health and Interventions
  • Sports injuries and prevention
  • Child and Adolescent Psychosocial and Emotional Development

Frequent publication venues for Stewart A. Vella include:

  • International Review of Sport and Exercise Psychology
  • Psychology of Sport and Exercise
  • Journal of Applied Sport Psychology
  • British Journal of Sports Medicine
  • Health Psychology Review

Frequent co-authors with whom they have collaborated extensively are:

  • Christian Swann
  • Matthew J. Schweickle
  • Jordan Sutcliffe
  • Scott G. Goddard
  • Caitlin Liddelow

Some of the recent papers authored or co-authored by Stewart A. Vella include:

  • Updating goal-setting theory in physical activity promotion: a critical conceptual review, 2020, Health Psychology Review
  • Adolescent Sport Participation and Symptoms of Anxiety and Depression: A Systematic Review and Meta-Analysis, 2020, Journal of Sport and Exercise Psychology
  • The effect of sport-based interventions on positive youth development: a systematic review and meta-analysis, 2021, International Review of Sport and Exercise Psychology
  • Comparing and assessing physical activity guidelines for children and adolescents: a systematic literature review and analysis, 2020, International Journal of Behavioral Nutrition and Physical Activity
  • An Intervention for Mental Health Literacy and Resilience in Organized Sports, 2020, Medicine & Science in Sports & Exercise

Best Publications

  • The Relationship between Coach Leadership, the Coach-Athlete Relationship, Team Success, and the Positive Developmental Experiences of Adolescent Soccer Players.

    Stewart A. Vella;Lindsay G. Oades;Trevor P. Crowe

  • 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

  • The role of the coach in facilitating positive youth development: moving from theory to practice.

    Stewart Vella;Lindsay G Oades;Trevor P Crowe

  • Adherence to 24-Hour Movement Guidelines for the Early Years and associations with social-cognitive development among Australian preschool children

    Dylan P. Cliff;Dylan P. Cliff;Jade McNeill;Jade McNeill;Stewart A. Vella;Steven J. Howard

  • Socio-ecological predictors of participation and dropout in organised sports during childhood

    S. Vella;D. Cliff;A. Okely

  • Bidirectional Relationships Between Sleep Duration and Screen Time in Early Childhood

    Christopher A. Magee;Jeong Kyu Lee;Stewart A. Vella

  • Updating goal-setting theory in physical activity promotion: a critical conceptual review

    Christian Swann;Simon Rosenbaum;Simon Rosenbaum;Alex Lawrence;Stewart A Vella

  • Sports Participation and Parent-Reported Health-Related Quality of Life in Children: Longitudinal Associations

    Stewart A. Vella;Dylan P. Cliff;Christopher A. Magee;Anthony D. Okely

  • Associations between sports participation and psychological difficulties during childhood: a two-year follow up

    Stewart A. Vella;Dylan P. Cliff;Christopher A. Magee;Anthony D. Okely

  • Bidirectional Associations between Sport Involvement and Mental Health in Adolescence

    Stewart A Vella;Christian Swann;Mark S Allen;Matthew J Schweickle

  • Psychological States Underlying Excellent Performance in Sport: Toward an Integrated Model of Flow and Clutch States

    Christian F Swann;Lee Crust;Patricia C Jackman;Stewart A Vella

  • The application of coach leadership models to coaching practice: Current state and future directions

    Stewart A. Vella;Lindsay G. Oades;Trevor P. Crowe

  • Adolescent sport participation and symptoms of anxiety and depression: a systematic review and meta-analysis

    Michael J. Panza;Scott Graupensperger;Jennifer P. Agans;Isabelle Doré

  • Youth sport as a context for supporting mental health: Adolescent male perspectives

    Christian F Swann;Joanne Telenta;Georgia Draper;Sarah Liddle

  • Longitudinal Associations of Electronic Application Use and Media Program Viewing with Cognitive and Psychosocial Development in Preschoolers.

    Jade McNeill;Steven J. Howard;Stewart A. Vella;Dylan P. Cliff

  • A pilot test of transformational leadership training for sports coaches: Impact on the developmental experiences of adolescent athletes

    Stewart A. Vella;Lindsay G. Oades;Trevor P. Crowe

  • Enjoyment and Behavioral Intention Predict Organized Youth Sport Participation and Dropout

    Lauren A Gardner;Christopher A Magee;Stewart A Vella

  • Defining Physical Literacy for Application in Australia: A Modified Delphi Method

    Richard J. Keegan;Lisa M. Barnett;Dean A. Dudley;Richard D. Telford

  • Optimising the effects of physical activity on mental health and wellbeing: A joint consensus statement from Sports Medicine Australia and the Australian Psychological Society.

    Unknown

  • Comparing and assessing physical activity guidelines for children and adolescents: a systematic literature review and analysis

    Anne-Maree Parrish;Anne-Maree Parrish;Mark S. Tremblay;Stephanie Carson;Sanne L. C. Veldman

  • Associations between sports participation, adiposity and obesity-related health behaviors in Australian adolescents.

    Stewart A Vella;Dylan P Cliff;Anthony D Okely;Maree L Scully

  • Longitudinal associations between sports participation, body composition and physical activity from childhood to adolescence

    Laura Basterfield;Jessica K. Reilly;Mark S. Pearce;Kathryn N. Parkinson

Frequent Co-Authors

Christian Swann
Christian Swann Southern Cross University
Anthony D. Okely
Anthony D. Okely University of Wollongong
Christopher A. Magee
Christopher A. Magee University of Wollongong
David R. Lubans
David R. Lubans University of Newcastle Australia
Lindsay G. Oades
Lindsay G. Oades University of Melbourne
Frank P. Deane
Frank P. Deane University of Wollongong
Rute Santos
Rute Santos University of Minho
Jenny Ziviani
Jenny Ziviani University of Queensland
Sylvain Laborde
Sylvain Laborde German Sport University Cologne
Mark W. Bruner
Mark W. Bruner Nipissing University

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