World's Best Scientists 2026 revealed!

D-Index & Metrics

Psychology

D-Index
36
Citations
4196
World Ranking
9629
National Ranking
457

Thomas Forkmann 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 Thomas Forkmann 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: 141 publications — 44th percentile

44% of scientists in this discipline score the same or lower.

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

Thomas Forkmann 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 Thomas Forkmann 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: 36 D-Index — 19th percentile

19% of scientists in this discipline score the same or lower.

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

Overview

Thomas Forkmann is affiliated with the University of Duisburg-Essen in Germany. Their research primarily focuses on psychology, with a significant volume of work in clinical psychology and related subfields. Thomas Forkmann's contributions span multiple areas including clinical psychology, psychiatry and mental health, social psychology, experimental and cognitive psychology, and sociology and political science.

The scientist's main research topics cover suicide and self-harm studies, psychosomatic disorders and their treatments, mental health treatment and access, child and adolescent psychosocial and emotional development, anxiety, depression, psychometrics, treatment and cognitive processes, broader mental health research topics, and issues related to homicide, infanticide, and child abuse.

Thomas Forkmann has published extensively in notable venues such as:

  • Suicide and Life-Threatening Behavior
  • Clinical Psychology & Psychotherapy
  • Verhaltenstherapie
  • PsycTESTS Dataset
  • PPmP - Psychotherapie · Psychosomatik · Medizinische Psychologie

Among recent papers authored or coauthored by Thomas Forkmann are:

  • Interpersonal theory of suicide: prospective examination, 2020, BJPsych Open
  • Defeat, entrapment, and suicidal ideation: Twelve-month trajectories, 2021, Suicide and Life-Threatening Behavior
  • Child abuse and suicidality in the context of the Interpersonal Psychological Theory of Suicide: A network analysis, 2021, British Journal of Clinical Psychology
  • Do Feelings of Defeat and Entrapment Change over Time? An Investigation of the Integrated Motivational-Volitional Model of Suicidal Behaviour Using Ecological Momentary Assessments, 2020, International Journal of Environmental Research and Public Health
  • Skala Suizidales Erleben und Verhalten (SSEV), 2021, Diagnostica

The scientist frequently collaborates with the following researchers:

  • Tobias Teismann
  • Heide Glaesmer
  • Inken Höller
  • Dajana Rath
  • Laura Paashaus

Best Publications

  • Assessment of depression severity with the PHQ-9 in cancer patients and in the general population.

    Andreas Hinz;Anja Mehnert;Rüya-Daniela Kocalevent;Elmar Brähler;Elmar Brähler

  • Predicting suicidal ideation by interpersonal variables, hopelessness and depression in real-time. An ecological momentary assessment study in psychiatric inpatients with depression.

    N. Hallensleben;H. Glaesmer;T. Forkmann;D. Rath

  • Making sense of what you sense: Disentangling interoceptive awareness, sensibility and accuracy

    Thomas Forkmann;Anne Scherer;Judith Meessen;Matthias Michal

  • The Clinical Global Impression Scale and the influence of patient or staff perspective on outcome.

    Thomas Forkmann;Anne Scherer;Maren Boecker;Markus Pawelzik

  • Assessing suicidality in real time: A psychometric evaluation of self-report items for the assessment of suicidal ideation and its proximal risk factors using ecological momentary assessments.

    Thomas Forkmann;Lena Spangenberg;Dajana Rath;Nina Hallensleben

  • Positive mental health moderates the association between depression and suicide ideation: A longitudinal study

    Tobias Teismann;Thomas Forkmann;Julia Brailovskaia;Paula Siegmann

  • Effects of mindfulness-based cognitive therapy on self-reported suicidal ideation: results from a randomised controlled trial in patients with residual depressive symptoms

    Thomas Forkmann;Marieke Wichers;Nicole Geschwind;Frenk Peeters

  • Investigating the Dynamics of Suicidal Ideation.

    Nina Hallensleben;Lena Spangenberg;Thomas Forkmann;Dajana Rath

  • Prevalence of suicidal ideation and related risk factors in the German general population

    Thomas Forkmann;Elmar Brähler;Siegfried Gauggel;Heide Glaesmer

  • Resilience to suicide ideation: A cross-cultural test of the buffering hypothesis

    Paula Siegmann;Tobias Teismann;Nathalie Fritsch;Thomas Forkmann

  • Development and validation of the Rasch-based Depression Screening (DESC) using Rasch analysis and structural equation modelling.

    Thomas Forkmann;Maren Boecker;Markus Wirtz;Nicole Eberle

  • Development of an item bank for the assessment of depression in persons with mental illnesses and physical diseases using Rasch analysis.

    Thomas Forkmann;Maren Boecker;Christine Norra;Nicole Eberle

  • Effects of alcohol cue exposure on response inhibition in detoxified alcohol-dependent patients.

    Siegfried Gauggel;Anne Heusinger;Thomas Forkmann;Maren Boecker

  • Dimensional assessment of depressive severity in the elderly general population: psychometric evaluation of the PHQ-9 using Rasch Analysis.

    Thomas Forkmann;Siegfried Gauggel;Lena Spangenberg;Elmar Brähler

  • The Relation of Cognitive Reappraisal and Expressive Suppression to Suicidal Ideation and Suicidal Desire

    Thomas Forkmann;Anne Scherer;Maren Böcker;Markus Pawelzik

  • The German version of the Interpersonal Needs Questionnaire (INQ) – Dimensionality, psychometric properties and population-based norms

    N. Hallensleben;L. Spangenberg;N.D. Kapusta;T. Forkmann

  • Remission of suicidal thoughts: findings from a longitudinal epidemiological study

    Tobias Teismann;Thomas Forkmann;Heide Glaesmer;Leonie Egeri

  • A mediation model of mindfulness and decentering: sequential psychological constructs or one and the same?

    Judith Gecht;Ramona Kessel;Thomas Forkmann;Siegfried Gauggel

  • Modelling suicide ideation from beep to beep: Application of network analysis to ecological momentary assessment data.

    Dajana Rath;Derek de Beurs;Nina Hallensleben;Lena Spangenberg

  • The association of depression and multimorbidity in the elderly: implications for the assessment of depression.

    Lena Spangenberg;Thomas Forkmann;Elmar Brähler;Heide Glaesmer

  • Validation of the Rasch-based Depression Screening in a large scale German general population sample

    Thomas Forkmann;Maren Boecker;Markus Wirtz;Heide Glaesmer

  • Positive mental health moderates the association between depression and suicide ideation

    Tobias Teismann;Thomas Forkmann;Julia Brailovskaia;Paula Siegmann

Frequent Co-Authors

Heide Glaesmer
Heide Glaesmer Leipzig University
Siegfried Gauggel
Siegfried Gauggel RWTH Aachen University
Georg Juckel
Georg Juckel Ruhr University Bochum
Elmar Brähler
Elmar Brähler Leipzig University
Julia Brailovskaia
Julia Brailovskaia Ruhr University Bochum
Anette Kersting
Anette Kersting Leipzig University
Stefan Sütterlin
Stefan Sütterlin Østfold University College
Jürgen Margraf
Jürgen Margraf Ruhr University Bochum
Johannes Michalak
Johannes Michalak Witten/Herdecke University
Harald Baumeister
Harald Baumeister University of Ulm

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