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D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Psychology 32 10969 10266 1073 1025 129 3824

Juliana Onwumere publications per year

The chart shows the history of publications by Juliana Onwumere between 2002 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Juliana Onwumere published across 24 years, from 2002 to 2025, averaging 7.3 papers a year. Output peaked at 26 publications in 2024. 45 of the 176 publications appeared in the last two years.

No. of publications
5 10 15 20 25
Bar chart. Horizontal axis: year, 2002 to 2025. Vertical axis: number of publications, 0 to 26. Peak 26 publications in 2024. 2002: 1 publication 2003: 0 publications 2004: 0 publications 2005: 0 publications 2006: 0 publications 2007: 2 publications 2008: 3 publications 2009: 2 publications 2010: 4 publications 2011: 4 publications 2012: 3 publications 2013: 2 publications 2014: 16 publications 2015: 11 publications 2016: 10 publications 2017: 13 publications 2018: 12 publications 2019: 7 publications 2020: 9 publications 2021: 16 publications 2022: 8 publications 2023: 8 publications 2024: 26 publications 2025: 19 publications
2002 2025

176 publications in total across all disciplines

View publications per year as a table
Juliana Onwumere: publications per year, 2002 to 2025
Year Publications
2002 1
2003 0
2004 0
2005 0
2006 0
2007 2
2008 3
2009 2
2010 4
2011 4
2012 3
2013 2
2014 16
2015 11
2016 10
2017 13
2018 12
2019 7
2020 9
2021 16
2022 8
2023 8
2024 26
2025 19
Total 176
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Juliana Onwumere 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 Juliana Onwumere sits on this spectrum.

No. of scientists
200 400 600
Bar chart with 69 bars. Horizontal axis: publications, 31–40 to 705+. Vertical axis: number of scientists, 0 to 736. Most scientists, 736, have 101–110 publications. The last bar groups every scientist with 705 publications or more. The highlighted bar, 121–130 publications, is where this scientist sits. 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
31–40 publications 705+

This scientist: 129 publications — 38th percentile

38% of scientists in this discipline score the same or lower.

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

View publications distribution as a table
Number of Psychology scientists by publication count, Research.com 2026 ranking edition. Based on 11,416 ranked scientists.
Publications Scientists This scientist
31–40 6
41–50 52
51–60 138
61–70 299
71–80 461
81–90 605
91–100 713
101–110 736
111–120 686
121–130 670 129
131–140 644
141–150 597
151–160 576
161–170 477
171–180 450
181–190 397
191–200 343
201–210 328
211–220 313
221–230 283
231–240 226
241–250 196
251–260 201
261–270 171
271–280 151
281–290 139
291–300 113
301–310 102
311–320 100
321–330 76
331–340 92
341–350 85
351–360 69
361–370 71
371–380 63
381–390 58
391–400 57
401–410 43
411–420 33
421–430 50
431–440 41
441–450 32
451–460 27
461–470 28
471–480 25
481–490 28
491–500 20
501–510 23
511–520 26
521–530 17
531–540 21
541–550 14
551–560 16
561–570 10
571–580 22
581–590 9
591–600 14
601–610 9
611–620 11
621–630 4
631–640 7
641–650 5
651–660 10
661–670 8
671–680 8
681–690 4
691–700 3
701–704 4
705+ 100
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Juliana Onwumere 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 Juliana Onwumere sits on this spectrum.

No. of scientists
200 400 600
Bar chart with 58 bars. Horizontal axis: D-Index, 30–31 to 144+. Vertical axis: number of scientists, 0 to 702. Most scientists, 702, have 32–33 D-Index. The last bar groups every scientist with 144 D-Index or more. The highlighted bar, 32–33 D-Index, is where this scientist sits. 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
30–31 D-Index 144+

This scientist: 32 D-Index — 6th percentile

6% of scientists in this discipline score the same or lower.

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

View D-Index distribution as a table
Number of Psychology scientists by D-index, Research.com 2026 ranking edition. Based on 11,416 ranked scientists.
D-Index Scientists This scientist
30–31 398
32–33 702 32
34–35 671
36–37 659
38–39 641
40–41 671
42–43 617
44–45 558
46–47 495
48–49 487
50–51 445
52–53 390
54–55 408
56–57 345
58–59 325
60–61 321
62–63 248
64–65 290
66–67 218
68–69 219
70–71 215
72–73 183
74–75 169
76–77 132
78–79 137
80–81 120
82–83 112
84–85 86
86–87 101
88–89 83
90–91 77
92–93 70
94–95 78
96–97 58
98–99 53
100–101 57
102–103 48
104–105 53
106–107 46
108–109 24
110–111 35
112–113 27
114–115 32
116–117 31
118–119 22
120–121 16
122–123 24
124–125 18
126–127 11
128–129 19
130–131 10
132–133 16
134–135 10
136–137 12
138–139 8
140–141 5
142–143 12
144+ 98
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Overview

Juliana Onwumere is affiliated with King's College London in the United Kingdom. Their research spans multiple disciplines, including psychology, social sciences, and medicine, with a significant focus on clinical psychology, sociology and political science, psychiatry and mental health, general health professions, and health.

The main topics of their work include schizophrenia research and treatment, family caregiving in mental illness, family support in illness, intergenerational family dynamics and caregiving, mental health and psychiatry, mental health treatment and access, and global health workforce issues.

The recent publications by Juliana Onwumere demonstrate a focus on psychosis, mental health caregiving, and related systemic issues. Selected papers include:

  • The lived experience of psychosis: a bottom-up review co-written by experts by experience and academics (2022, World Psychiatry)
  • Cognitive remediation for inpatients with psychosis: a systematic review and meta-analysis (2020, Psychological Medicine)
  • Race, ethnicity and COVID-19 vaccination: a qualitative study of UK healthcare staff (2021, Ethnicity and Health)
  • Risk factors associated with use of coercive practices in adult mental health inpatients: A systematic review (2021, Journal of Psychiatric and Mental Health Nursing)
  • The Lived Experiences of Family Members and Carers of People with Psychosis: A Bottom-Up Review Co-Written by Experts by Experience and Academics (2023, Psychopathology)

Frequent co-authors include:

  • Elizabeth Kuipers
  • Fiona Gaughran
  • David Shiers
  • Stephani L. Hatch
  • Rebecca Rhead

Juliana Onwumere has contributed extensively to several publication venues. These include:

  • bioRxiv (Cold Spring Harbor Laboratory)
  • Psychological Medicine
  • BJPsych Open
  • Journal of Psychiatric and Mental Health Nursing
  • Journal of Affective Disorders Reports

Additionally, they have authored a book titled Coping with Psychosis and Schizophrenia, published by Cambridge University Press in 2024.

Best Publications

  • Cognitive model of caregiving in psychosis

    Elizabeth Kuipers;Juliana Onwumere;Paul Bebbington

  • The lived experience of psychosis: a bottom‐up review co‐written by experts by experience and academics

    Unknown

  • Social networks and support in first-episode psychosis: exploring the role of loneliness and anxiety

    Oliver Sündermann;Oliver Sündermann;Juliana Onwumere;Fergus Kane;Craig Morgan

  • Do family interventions improve outcomes in early psychosis? A systematic review and meta-analysis

    Melanie Claxton;Juliana Onwumere;Miriam Fornells-Ambrojo

  • Family interventions in early psychosis: specificity and effectiveness.

    J. Onwumere;P. Bebbington;E. Kuipers

  • Mental and physical illness in caregivers: results from an English national survey sample

    Lindsay Smith;Juliana Onwumere;Tom Craig;Sally McManus

  • Implementing the NICE guideline for schizophrenia recommendations for psychological therapies: a qualitative analysis of the attitudes of CMHT staff

    M. Prytys;P. A. Garety;S. Jolley;J. Onwumere

  • Opportunities and challenges in Improving Access to Psychological Therapies for people with Severe Mental Illness (IAPT-SMI): Evaluating the first operational year of the South London and Maudsley (SLaM) demonstration site for psychosis

    Suzanne Jolley;Philippa Garety;Emmanuelle Peters;Miriam Fornells-Ambrojo

  • Caregiving and illness beliefs in the course of psychotic illness.

    Juliana Onwumere;Elizabeth Kuipers;Paul Bebbington;Graham Dunn

  • Effective elements of cognitive behaviour therapy for psychosis: results of a novel type of subgroup analysis based on principal stratification.

    G. Dunn;D. Fowler;R. Rollinson;Daniel Freeman

  • Discrepant illness perceptions, affect and expressed emotion in people with psychosis and their carers

    Elizabeth Kuipers;Phil Watson;Juliana Onwumere;Paul Bebbington

  • Stressors and common mental disorder in informal carers – An analysis of the English Adult Psychiatric Morbidity Survey 2007

    Stephen Stansfeld;Melanie Smuk;Juliana Onwumere;Charlotte Clark

  • Caregiving in first‐episode psychosis: social characteristics associated with perceived ‘burden’ and associations with compulsory treatment

    Jane Boydell;Juliana Onwumere;Rina Dutta;Vishal Bhavsar

  • Nightmares in Patients With Psychosis: The Relation With Sleep, Psychotic, Affective, and Cognitive Symptoms

    Bryony Sheaves;Juliana Onwumere;Nadine Keen;Daniel Stahl

  • Psychological Interventions for Post-traumatic Stress Symptoms in Psychosis: A Systematic Review of Outcomes

    Sarah Swan;Nadine Keen;Nicola Reynolds;Nicola Reynolds;Juliana Onwumere;Juliana Onwumere

  • Low intensity cognitive behavioural therapy for psychosis: A pilot study

    H Waller;P A Garety;S Jolley;M Fornells-Ambrojo

  • Race, ethnicity and COVID-19 vaccination: a qualitative study of UK healthcare staff.

    Charlotte Woodhead;Juliana Onwumere;Juliana Onwumere;Rebecca Rhead;Monalisa Bora-White

  • Cognitive remediation for inpatients with psychosis: a systematic review and meta-analysis

    Matteo Cella;Tom Price;Holly Corboy;Juliana Onwumere

  • The Lived Experiences of Family Members and Carers of People with Psychosis: A Bottom-Up Review Co-Written by Experts by Experience and Academics

    Unknown

  • A systematic review and quality assessment of psychological, pharmacological, and family-based interventions for hoarding disorder

    Claire Thompson;Lorena Fernández de la Cruz;David Mataix-Cols;David Mataix-Cols;Juliana Onwumere

  • Patient perceptions of caregiver criticism in psychosis: links with patient and caregiver functioning.

    Juliana Onwumere;Elizabeth Kuipers;Paul Bebbington;Graham Dunn

  • Measuring Adherence in CBT for Psychosis: A Psychometric Analysis of an Adherence Scale

    Rebecca Rollinson;Ben Smith;Craig Steel;Suzanne Jolley

Frequent Co-Authors

Elizabeth Kuipers
Elizabeth Kuipers King's College London
Philippa Garety
Philippa Garety King's College London
Paul Bebbington
Paul Bebbington University College London
Fiona Gaughran
Fiona Gaughran King's College London
Louise Johns
Louise Johns University of Oxford
Daniel Freeman
Daniel Freeman University of Oxford
Graham Dunn
Graham Dunn University of Manchester
David Fowler
David Fowler University of Sussex
Emmanuelle Peters
Emmanuelle Peters King's College London
Tom K. J. Craig
Tom K. J. Craig King's College London

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