World's Best Scientists 2026 revealed!

D-Index & Metrics

Psychology

D-Index
77
Citations
18457
World Ranking
1669
National Ranking
189

Ronan E. O'Carroll 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 Ronan E. O'Carroll 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: 288 publications — 86th percentile

86% of scientists in this discipline score the same or lower.

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

Ronan E. O'Carroll 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 Ronan E. O'Carroll 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: 77 D-Index — 86th percentile

86% of scientists in this discipline score the same or lower.

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

Research.com Recognitions

  • Fellow of the Academy of Social Sciences, United Kingdom
  • Fellow of the Academy of Social Sciences, United Kingdom
  • Fellow of the Academy of Social Sciences, United Kingdom
  • Fellow of the Academy of Social Sciences, United Kingdom

Overview

Ronan E. O'Carroll is affiliated with the University of Stirling in the United Kingdom. Their research spans multiple fields primarily centered around medicine and psychology, with a substantial volume of work addressing clinical psychology, oncology, public health, environmental and occupational health, as well as experimental and cognitive psychology.

The scientist's work frequently appears in journals such as BMJ Open, Trials, Journal of Psychiatric Research, International Journal of Behavioral Nutrition and Physical Activity, and Social Science & Medicine. They have coauthored extensively with several scholars, including Eamonn Ferguson, Rory C. O'Connor, Kathryn A. Robb, Daryl B. O'Connor, and Karen Wetherall.

Main topics covered by their research include:

  • COVID-19 and Mental Health
  • Colorectal Cancer Screening and Detection
  • Obesity and Health Practices
  • Organ Donation and Transplantation
  • Maternal Mental Health During Pregnancy and Postpartum
  • Global Cancer Incidence and Screening
  • Mobile Health and mHealth Applications

Some notable recent papers authored or coauthored by Ronan E. O'Carroll are:

  • Mental health and well-being during the COVID-19 pandemic: longitudinal analyses of adults in the UK COVID-19 Mental Health & Wellbeing study, 2020, The British Journal of Psychiatry
  • Effects of COVID-19-related worry and rumination on mental health and loneliness during the pandemic: longitudinal analyses of adults in the UK COVID-19 mental health & wellbeing study, 2022, Journal of Mental Health
  • 'It's like being conscripted, one volunteer is better than 10 pressed men': A qualitative study into the views of people who plan to opt-out of organ donation, 2020, British Journal of Health Psychology
  • Mental health and well-being during the second wave of COVID-19: longitudinal analyses of the UK COVID-19 Mental Health and Wellbeing study (UK COVID-MH), 2022, BJPsych Open
  • Resilience and vulnerability factors influence the cortisol awakening response in individuals vulnerable to suicide, 2021, Journal of Psychiatric Research

Ronan E. O'Carroll's research engages with psychological and medical factors influencing well-being, mental health during pandemics, as well as health behaviors and screening practices in cancer and organ donation contexts.

The scientist has been recognized as a Fellow of the Academy of Social Sciences in the United Kingdom, underscoring a level of professional acknowledgement within the social science community.

Best Publications

  • Mental health and well-being during the COVID-19 pandemic: longitudinal analyses of adults in the UK COVID-19 Mental Health & Wellbeing study.

    Rory C O’Connor;Karen Wetherall;Seonaid Cleare;Heather McClelland

  • Public health in community pharmacy: A systematic review of pharmacist and consumer views

    Claire E Eades;Jill S Ferguson;Ronan E O'Carroll

  • Cognitive function in major depression

    Marie-Paule Austin;Margaret Ross;Caroline M Murray;Ronan O'Carroll

  • General practitioners' knowledge, confidence and attitudes in the diagnosis and management of dementia

    Stephen Turner;Steve Iliffe;Murna Downs;Jane Wilcock

  • Reduced in vivo binding to the serotonin transporter in the cerebral cortex of MDMA ('ecstasy') users.

    David M. Semple;Klaus P. Ebmeier;Michael F. Glabus;Ronan E. O'Carroll

  • Type-D personality mechanisms of effect: the role of health-related behavior and social support.

    Lynn Williams;Rory C. O'Connor;Siobhán Howard;Brian M. Hughes

  • Effectiveness of Motivational Interviewing on adult behaviour change in health and social care settings: A systematic review of reviews.

    Helen Frost;Pauline Campbell;Margaret Maxwell;Ronan E. O’Carroll

  • An analysis of memory dysfunction in major depression

    J E Ilsley;Anthony P R Moffoot;Ronan O'Carroll

  • An international comparison of deceased and living organ donation/transplant rates in opt-in and opt-out systems: a panel study

    Lee Shepherd;Lee Shepherd;Ronan E O’Carroll;Eamonn Ferguson

  • Intimate partner abuse and suicidality: a systematic review.

    Jennifer McLaughlin;Ronan O'Carroll;Rory O'Connor

  • The effect of electroconvulsive therapy on autobiographical memory: a systematic review.

    Louisa M. Fraser;Ronan E. O'Carroll;Klaus P. Ebmeier

  • Extremes of self‐esteem and narcissism and the experience and expression of anger and aggression

    Benjamin P. Papps;Ronan E. O'Carroll

  • Effectiveness of educational interventions in improving detection and management of dementia in primary care: cluster randomised controlled study

    Murna Downs;Stephen Turner;Michelle Bryans;Jane Wilcock

  • Testosterone therapy for low sexual interest and erectile dysfunction in men: a controlled study.

    Ronan O'Carroll;John Bancroft

  • Single photon emission tomography with 99mTc-exametazime in major depression and the pattern of brain activity underlying the psychotic/neurotic continuum.

    M P Austin;N Dougall;M Ross;C Murray

  • Androgens, behaviour and nocturnal erection in hypogonadal men: the effects of varying the replacement dose.

    R. O'carroll;C. Shapiro;J. Bancroft

  • Stimulation of the noradrenergic system enhances and blockade reduces memory for emotional material in man.

    Ronan O'Carroll;Emma E Drysdale;Larry Cahill;Polash Shajahan

  • Cognitive impairment in schizophrenia

    Ronan O'Carroll

  • Memory bias for emotional facial expressions in major depression

    Nathan Ridout;Arlene J. Astell;Ian C. Reid;Tom Glen

  • A comparison of the WHOQOL-100 and the WHOQOL-BREF in detecting change in quality of life following liver transplantation.

    Ronan O'Carroll;K Smith;Margaret Couston;Jill Cossar

Frequent Co-Authors

Klaus P. Ebmeier
Klaus P. Ebmeier University of Oxford
Guy M. Goodwin
Guy M. Goodwin University of Oxford
Rory C. O'Connor
Rory C. O'Connor University of Glasgow
Eamonn Ferguson
Eamonn Ferguson University of Nottingham
Peter C. Hayes
Peter C. Hayes University of Edinburgh
Steve Iliffe
Steve Iliffe University College London
John Keady
John Keady University of Manchester
Daryl B. O'Connor
Daryl B. O'Connor University of Leeds
Robert J. C. Steele
Robert J. C. Steele University of Dundee
Marie Johnston
Marie Johnston University of Aberdeen

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