World's Best Scientists 2026 revealed!

D-Index & Metrics

Psychology

D-Index
57
Citations
12647
World Ranking
4031
National Ranking
433

Celia J. A. Morgan 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 Celia J. A. Morgan 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: 146 publications — 47th percentile

47% of scientists in this discipline score the same or lower.

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

Celia J. A. Morgan 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 Celia J. A. Morgan 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: 57 D-Index — 66th percentile

66% of scientists in this discipline score the same or lower.

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

Overview

Celia J. A. Morgan is affiliated with the University of Exeter in the United Kingdom. Their research focuses primarily on fields such as Medicine, Neuroscience, and Psychology, with notable contributions in specialized subfields including Pharmacology, Biological Psychiatry, Clinical Psychology, Psychiatry and Mental Health, and Experimental and Cognitive Psychology.

The scientist's work covers a range of topics, prominently featuring Tryptophan and Brain Disorders, Cannabis and Cannabinoid Research, Treatment of Major Depression, Psychedelics and Drug Studies, Bipolar Disorder and Treatment, Neurotransmitter Receptor Influence on Behavior, and Mental Health Research Topics.

Recent papers by Celia J. A. Morgan include:

  • Cannabidiol for the treatment of cannabis use disorder: a phase 2a, double-blind, placebo-controlled, randomised, adaptive Bayesian trial (2020), The Lancet Psychiatry
  • Ketamine for the treatment of mental health and substance use disorders: comprehensive systematic review (2021), BJPsych Open
  • Adjunctive Ketamine With Relapse Prevention-Based Psychological Therapy in the Treatment of Alcohol Use Disorder (2022), American Journal of Psychiatry
  • Ceremonial Ayahuasca in Amazonian Retreats-Mental Health and Epigenetic Outcomes From a Six-Month Naturalistic Study (2021), Frontiers in Psychiatry
  • "This Is Something That Changed My Life": A Qualitative Study of Patients' Experiences in a Clinical Trial of Ketamine Treatment for Alcohol Use Disorders (2021), Frontiers in Psychiatry

Frequent co-authors in their work include:

  • Tom P. Freeman
  • Chandni Hindocha
  • Özden Merve Mollaahmetoğlu
  • H. Valerie Curran

Their research is often published in venues such as the Journal of Psychopharmacology, Psychopharmacology, Frontiers in Psychiatry, and BJPsych Open, reflecting a consistent engagement with peer-reviewed journals specializing in psychiatric and psychopharmacological studies.

In addition to journal articles, Celia J. A. Morgan has contributed to book publications, including a work titled Therapeutic Use of Ketamine in Psychiatric Disorders (2023), published by Frontiers Media.

Best Publications

  • Psychological treatments in schizophrenia: I. Meta-analysis of family intervention and cognitive behaviour therapy

    S Pilling;P Bebbington;Elizabeth Kuipers;Philippa Garety

  • Ketamine use: a review

    Celia J. A. Morgan;H. Valerie Curran

  • Psychological treatments in schizophrenia: II. Meta-analyses of randomized controlled trials of social skills training and cognitive remediation.

    S Pilling;P Bebbington;E Kuipers;P Garety

  • Keep off the grass? Cannabis, cognition and addiction

    H. Valerie Curran;Tom P. Freeman;Claire Mokrysz;David A. Lewis

  • Effects of cannabidiol on schizophrenia-like symptoms in people who use cannabis

    Celia J. A. Morgan;H. Valerie Curran

  • Impact of cannabidiol on the acute memory and psychotomimetic effects of smoked cannabis: naturalistic study

    Celia J A Morgan;Gráinne Schafer;Tom P Freeman;H Valerie Curran

  • Consequences of chronic ketamine self-administration upon neurocognitive function and psychological wellbeing: a 1-year longitudinal study.

    Celia J. A. Morgan;Leslie Muetzelfeldt;H. Valerie Curran

  • Acute effects of ketamine on memory systems and psychotic symptoms in healthy volunteers.

    Celia J A Morgan;Ali Mofeez;Brigitta Brandner;Lesley Bromley

  • Cognitive, dissociative and psychotogenic effects of ketamine in recreational users on the night of drug use and 3 days later

    H V Curran;C Morgan

  • Acute and chronic effects of ketamine upon human memory: a review.

    Celia J. A. Morgan;H. Valerie Curran

  • Journey through the K-hole: Phenomenological aspects of ketamine use

    L. Muetzelfeldt;S.K. Kamboj;H. Rees;J. Taylor

  • Dopaminergic Function in Cannabis Users and Its Relationship to Cannabis-Induced Psychotic Symptoms

    Michael A.P. Bloomfield;Michael A.P. Bloomfield;Celia J.A. Morgan;Alice Egerton;Alice Egerton;Shitij Kapur

  • Cannabidiol attenuates the appetitive effects of Delta 9-tetrahydrocannabinol in humans smoking their chosen cannabis.

    Celia J A Morgan;Tom P Freeman;Gráinne L Schafer;H Valerie Curran

  • Sub-chronic impact of cannabinoids in street cannabis on cognition, psychotic-like symptoms and psychological well-being.

    C.J.A. Morgan;C. Gardener;G. Schafer;S. Swan

  • Cannabidiol enhances consolidation of explicit fear extinction in humans

    Ravi K. Das;Sunjeev K. Kamboj;Mayurun Ramadas;Kishoj Yogan

  • Cannabidiol reduces cigarette consumption in tobacco smokers: Preliminary findings

    Celia J.A. Morgan;Ravi K. Das;Alyssa Joye;H. Valerie Curran

  • Ketamine use, cognition and psychological wellbeing: a comparison of frequent, infrequent and ex-users with polydrug and non-using controls

    Celia J. A. Morgan;Leslie Muetzelfeldt;H. Valerie Curran

  • The Effects of Acutely Administered 3,4-Methylenedioxymethamphetamine on Spontaneous Brain Function in Healthy Volunteers Measured with Arterial Spin Labeling and Blood Oxygen Level-Dependent Resting State Functional Connectivity

    Robin L. Carhart-Harris;Kevin Murphy;Robert Leech;David Erritzoe

  • Cannabidiol for the treatment of cannabis use disorder: a phase 2a, double-blind, placebo-controlled, randomised, adaptive Bayesian trial.

    Tom P Freeman;Chandni Hindocha;Chandni Hindocha;Gianluca Baio;Natacha D C Shaban

  • Acute effects of delta-9-tetrahydrocannabinol, cannabidiol and their combination on facial emotion recognition: A randomised, double-blind, placebo-controlled study in cannabis users

    Chandni Hindocha;Tom P. Freeman;Grainne Schafer;Chelsea Gardener

Frequent Co-Authors

H. Valerie Curran
H. Valerie Curran University College London
Tom P. Freeman
Tom P. Freeman University of Bath
Chandni Hindocha
Chandni Hindocha Beckley Foundation
Oliver D. Howes
Oliver D. Howes King's College London
Susan L. Rossell
Susan L. Rossell Swinburne University of Technology
Matthew B. Wall
Matthew B. Wall Imperial College London
David J. Nutt
David J. Nutt Imperial College London
James M. Stone
James M. Stone Brighton and Sussex Medical School
Shitij Kapur
Shitij Kapur King's College London
Alice Egerton
Alice Egerton King's College London

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