World's Best Scientists 2026 revealed!
Brjánn Ljótsson

Brjánn Ljótsson

D-Index & Metrics

Psychology

D-Index
68
Citations
15237
World Ranking
2502
National Ranking
21

Brjánn Ljótsson 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 Brjánn Ljótsson 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: 344 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: 34 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 701–705 publications: 5 scientists 706+ publications: 100 scientists
31 publications 706+

This scientist: 251 publications — 81st percentile

81% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 706 publications or more.

Brjánn Ljótsson 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 Brjánn Ljótsson 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: 559 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: 87 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: 79 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: 68 D-Index — 79th percentile

79% of scientists in this discipline score the same or lower.

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

Overview

Brjánn Ljótsson is affiliated with the Karolinska Institute in Sweden. Their research spans the fields of medicine and psychology, with a focus on clinical psychology, experimental and cognitive psychology, psychiatry and mental health, cardiology and cardiovascular medicine, and applied psychology.

The scientist's main research topics include:

  • Digital Mental Health Interventions
  • Gastrointestinal motility and disorders
  • Mental Health Research Topics
  • Anxiety, Depression, Psychometrics, Treatment, Cognitive Processes
  • Child and Adolescent Psychosocial and Emotional Development
  • Psychosomatic Disorders and Their Treatments
  • Child Nutrition and Feeding Issues

Brjánn Ljótsson has published extensively in various academic journals. Frequent publication venues include:

  • Behaviour Research and Therapy
  • Gastroenterology
  • Internet Interventions
  • Cognitive Behaviour Therapy
  • Journal of the American College of Cardiology

Some recent papers authored or co-authored by Ljótsson include:

  • A Rome Working Team Report on Brain-Gut Behavior Therapies for Disorders of Gut-Brain Interaction, 2021, Gastroenterology
  • Effect of Internet vs Face-to-Face Cognitive Behavior Therapy for Health Anxiety, 2020, JAMA Psychiatry
  • Brief Online Cognitive Behavioural Intervention for Dysfunctional Worry Related to the COVID-19 Pandemic: A Randomised Controlled Trial, 2020, Psychotherapy and Psychosomatics
  • Internet-delivered acceptance and commitment therapy as microlearning for chronic pain: A randomized controlled trial with 1-year follow-up, 2021, European Journal of Pain
  • Breaking the vicious circle of fear and avoidance in children with abdominal pain: A mediation analysis, 2020, Journal of Psychosomatic Research

Frequent co-authors working closely with Ljótsson include:

  • Erik Hedman-Lagerlöf
  • Erland Axelsson
  • Erik Andersson
  • Josefin Särnholm
  • Frieder Braunschweig

Best Publications

  • Development and Validation of a Brief Version of the Difficulties in Emotion Regulation Scale: The DERS-16

    Johan Bjureberg;Brjánn Ljótsson;Matthew T. Tull;Erik Hedman

  • Cognitive behavior therapy via the Internet: a systematic review of applications, clinical efficacy and cost–effectiveness

    Erik Hedman;Brjánn Ljótsson;Nils Lindefors

  • Consensus statement on defining and measuring negative effects of Internet interventions

    Alexander Rozental;Gerhard Andersson;Gerhard Andersson;Johanna Boettcher;David Daniel Ebert

  • Economic evaluations of Internet interventions for mental health: a systematic review.

    T. Donker;M. Blankers;E. Hedman;B. Ljótsson

  • Internet-delivered exposure and mindfulness based therapy for irritable bowel syndrome--a randomized controlled trial.

    Brjánn Ljótsson;Lisa Falk;Amanda Wibron Vesterlund;Erik Hedman

  • Internet-Based Cognitive Behavior Therapy vs. Cognitive Behavioral Group Therapy for Social Anxiety Disorder: A Randomized Controlled Non-inferiority Trial

    Erik Hedman;Gerhard Andersson;Gerhard Andersson;Brjánn Ljótsson;Erik Andersson

  • Internet-based cognitive behaviour therapy for obsessive–compulsive disorder: a randomized controlled trial

    Erik Andersson;Jesper Enander;Per Andrén;Erik Hedman

  • Internet-delivered cognitive behavior therapy for children and adolescents: A systematic review and meta-analysis.

    Sarah Vigerland;Sarah Vigerland;Fabian Lenhard;Marianne Bonnert;Maria Lalouni

  • Effectiveness of Internet-based cognitive behaviour therapy for depression in routine psychiatric care.

    Erik Hedman;Brjánn Ljótsson;Viktor Kaldo;Hugo Hesser

  • Internet-Delivered Exposure-Based Treatment vs. Stress Management for Irritable Bowel Syndrome: A Randomized Trial

    Brjánn Ljótsson;Erik Hedman;Erik Andersson;Hugo Hesser

  • Internet administration of self-report measures commonly used in research on social anxiety disorder: A psychometric evaluation

    Erik Hedman;Brjánn Ljótsson;Christian Rück;Tomas Furmark

  • Long-Term Positive and Negative Psychological Late Effects for Parents of Childhood Cancer Survivors: A Systematic Review

    Lisa Ljungman;Martin Cernvall;Helena Grönqvist;Brjánn Ljótsson

  • Internet-versus group-administered cognitive behaviour therapy for panic disorder in a psychiatric setting: a randomised trial

    Jan Bergström;Gerhard Andersson;Gerhard Andersson;Brjánn Ljótsson;Christian Rück

  • Internet-based cognitive–behavioural therapy for severe health anxiety: randomised controlled trial

    Erik Hedman;Gerhard Andersson;Erik Andersson;Brjánn Ljótsson

  • The Brunnsviken Brief Quality of Life Scale (BBQ): Development and Psychometric Evaluation

    Philip Lindner;Ola Frykheden;David Forsström;Erik Andersson

  • Remote treatment of bulimia nervosa and binge eating disorder: a randomized trial of Internet-assisted cognitive behavioural therapy.

    B. Ljotsson;C. Lundin;K. Mitsell;P. Carlbring

  • Cost-effectiveness of Internet-based cognitive behavior therapy vs. cognitive behavioral group therapy for social anxiety disorder: results from a randomized controlled trial.

    Erik Hedman;Erik Andersson;Brjánn Ljótsson;Gerhard Andersson;Gerhard Andersson

  • A Rome Working Team Report on Brain-Gut Behavior Therapies for Disorders of Gut-Brain Interaction

    Laurie Keefer;Sarah K. Ballou;Douglas A. Drossman;Gisela Ringstrom

  • Guided Internet-Based CBT for Common Mental Disorders

    Gerhard Andersson;Per Carlbring;Brjánn Ljótsson;Erik Hedman

  • Acceptability, effectiveness, and cost-effectiveness of internet-based exposure treatment for irritable bowel syndrome in a clinical sample: a randomized controlled trial

    Brjánn Ljótsson;Gerhard Andersson;Gerhard Andersson;Erik Andersson;Erik Hedman

  • A 5-Year Follow-up of Internet-Based Cognitive Behavior Therapy for Social Anxiety Disorder

    Erik Hedman;Thomas Furmark;Per Carlbring;Brjánn Ljotsson

Frequent Co-Authors

Gerhard Andersson
Gerhard Andersson Linköping University
Erik Hedman
Erik Hedman Karolinska Institute
Christian Rück
Christian Rück Karolinska Institute
Mats Lekander
Mats Lekander Karolinska Institute
Eva Serlachius
Eva Serlachius Karolinska Institute
David Mataix-Cols
David Mataix-Cols Karolinska Institute
Viktor Kaldo
Viktor Kaldo Karolinska Institute
Per Carlbring
Per Carlbring Stockholm University
Louise von Essen
Louise von Essen Uppsala University
Ata Ghaderi
Ata Ghaderi Karolinska Institute

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