World's Best Scientists 2026 revealed!

D-Index & Metrics

Psychology

D-Index
62
Citations
16446
World Ranking
3211
National Ranking
17

Pierre-Michel Llorca 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 Pierre-Michel Llorca 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: 585 publications — 98th percentile

98% of scientists in this discipline score the same or lower.

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

Pierre-Michel Llorca 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 Pierre-Michel Llorca 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: 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.

Overview

Pierre-Michel Llorca is affiliated with the University of Clermont Auvergne in France. Their research spans multiple fields within medicine and psychology, with a focus on psychiatry and mental health as well as clinical psychology. The work also touches on pharmacology, social psychology, and experimental and cognitive psychology.

The scientist's research topics include schizophrenia research and treatment, bipolar disorder and treatment, and the treatment of major depression. Other significant areas include tryptophan and brain disorders, mental health treatment and access, COVID-19 and mental health, and child and adolescent psychosocial and emotional development.

Pierre-Michel Llorca has contributed to several recent papers, including:

  • Ensuring mental health care during the SARS-CoV-2 epidemic in France: A narrative review (2020, L Encéphale)
  • Association Between Mental Health Disorders and Mortality Among Patients With COVID-19 in 7 Countries (2021, JAMA Psychiatry)
  • Assurer les soins aux patients souffrant de troubles psychiques en France pendant l'épidémie à SARS-CoV-2 (2020, L Encéphale)
  • Ketamine for the acute treatment of severe suicidal ideation: double blind, randomised placebo controlled trial (2022, BMJ)
  • Esketamine Nasal Spray versus Quetiapine for Treatment-Resistant Depression (2023, New England Journal of Medicine)

Their frequent co-authors include:

  • Marion Leboyer
  • Guillaume Fond
  • Caroline Dubertret
  • Émmanuel Haffen
  • Philippe Courtet

Publication venues commonly featuring their work are:

  • Psychological Medicine
  • European Psychiatry
  • L Encéphale
  • Journal of Affective Disorders
  • Schizophrenia Bulletin

Pierre-Michel Llorca's extensive publication record reflects a sustained engagement with key topics in mental health research, particularly related to severe psychiatric conditions and emerging challenges such as the mental health impact of COVID-19.

Best Publications

  • Clozapine treatment for suicidality in schizophrenia: International Suicide Prevention Trial (InterSePT).

    Herbert Y. Meltzer;Larry Alphs;Alan I. Green;A. Carlo Altamura

  • Treatment of schizophrenia with long-acting injectable risperidone: a 12-month open-label trial of the first long-acting second-generation antipsychotic.

    W Wolfgang Fleischhacker;Mariëlle Eerdekens;Keith Karcher;Gary Remington

  • Assessment and management of agitation in psychiatry: Expert consensus

    Marina Garriga;Isabella Pacchiarotti;Siegfried Kasper;Scott L Zeller

  • Identifying Gene-Environment Interactions in Schizophrenia: Contemporary Challenges for Integrated, Large-scale Investigations

    Jim van Os;Jim van Os;Bart P. Rutten;Inez Myin-Germeys;Philippe Delespaul

  • Treated Incidence of Psychotic Disorders in the Multinational EU-GEI Study.

    Hannah Jongsma;Charlotte Gayer-Anderson;Antonio Lasalvia;Diego Quattrone

  • Diagnostic criteria for apathy in clinical practice

    E. Mulin;E. Leone;K. Dujardin;M. Delliaux

  • Assurer les soins aux patients souffrant de troubles psychiques en France pendant l'épidémie à SARS-CoV-2./ [Ensuring mental health care during the SARS-CoV-2 epidemic in France: A narrative review].

    A Chevance;D Gourion;N Hoertel;P-M Llorca

  • Ensuring mental health care during the SARS-CoV-2 epidemic in France: A narrative review.

    A. Chevance;D. Gourion;N. Hoertel;P.-M. Llorca

  • Partial compliance in schizophrenia and the impact on patient outcomes

    Pierre-Michel Llorca

  • Association Between Mental Health Disorders and Mortality Among Patients With COVID-19 in 7 Countries: A Systematic Review and Meta-analysis.

    Guillaume Fond;Katlyn Nemani;Damien Etchecopar-Etchart;Anderson Loundou

  • Guidelines for the use and management of long-acting injectable antipsychotics in serious mental illness.

    Pierre Michel Llorca;Mocrane Abbar;Philippe Courtet;Sebastien Guillaume

  • Bilateral deep brain stimulation of the globus pallidus to treat tardive dyskinesia.

    Philippe Damier;Stéphane Thobois;Tatiana Witjas;Emmanuel Cuny

  • Is DBS-STN appropriate to treat severe Parkinson disease in an elderly population?

    P. P. Derost;L. Ouchchane;D. Morand;M. Ulla

  • COVID-19 pandemic lockdown and problematic eating behaviors in a student population

    Valentin Flaudias;Sylvain Iceta;Sylvain Iceta;Oulmann Zerhouni;Rachel F. Rodgers;Rachel F. Rodgers

  • Efficacy and safety of hydroxyzine in the treatment of generalized anxiety disorder: a 3-month double-blind study.

    Pierre-Michel Llorca;Christian Spadone;Olivier Sol;Anne Danniau

  • Efficacy and safety of direct transition to risperidone long-acting injectable in patients treated with various antipsychotic therapies.

    Hani-Jürgen Möller;Pierre-Michel Llorca;Emilio Sacchetti;Stephen D. Martin

  • Psychopathological features of a patient population of targets of workplace bullying

    Georges Brousse;Luc Fontana;Lemlih Ouchchane;Caroline Boisson

  • The Functional Remission of General Schizophrenia (FROGS) scale: Development and validation of a new questionnaire

    Pierre-Michel Llorca;Christophe Lançon;Sylvie Lancrenon;Franck-Jean Bayle

  • Risk factors for treatment resistance in unipolar depression: a systematic review.

    D. Bennabi;B. Aouizerate;W. El-Hage;O. Doumy

  • [Compliance in schizophrenia: predictive factors, therapeutical considerations and research implications].

    D Misdrahi;P M Llorca;C Lançon;F J Bayle

  • Tardive dyskinesias and antipsychotics: a review.

    Pierre-Michel Llorca;Isabelle Chereau;Frank-Jean Bayle;Christophe Lancon

  • A randomized, controlled trial of computer-assisted cognitive remediation for schizophrenia.

    Thierry d'Amato;Remy Bation;Alain Cochet;Isabelle Jalenques

Frequent Co-Authors

Marion Leboyer
Marion Leboyer Paris-Est Créteil University
Christophe Lançon
Christophe Lançon Aix-Marseille University
Christine Passerieux
Christine Passerieux Versailles Saint-Quentin-en-Yvelines University
Jim van Os
Jim van Os University Medical Center Utrecht
Philippe Courtet
Philippe Courtet University of Montpellier
Eva Velthorst
Eva Velthorst Icahn School of Medicine at Mount Sinai
Pascal Auquier
Pascal Auquier Aix-Marseille University
Robin M. Murray
Robin M. Murray King's College London
Bart P. F. Rutten
Bart P. F. Rutten Maastricht University Medical Centre

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