World's Best Scientists 2026 revealed!

D-Index & Metrics

Social Sciences and Humanities

D-Index
59
Citations
13272
World Ranking
1572
National Ranking
289

David Challis publication distribution in Social Sciences and Humanities in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Social Sciences and Humanities in 2026. The highlighted bar marks where David Challis sits on this spectrum.

44–53 publications: 28 scientists 54–63 publications: 61 scientists 64–73 publications: 161 scientists 74–83 publications: 225 scientists 84–93 publications: 301 scientists 94–103 publications: 390 scientists 104–113 publications: 406 scientists 114–123 publications: 474 scientists 124–133 publications: 453 scientists 134–143 publications: 434 scientists 144–153 publications: 407 scientists 154–163 publications: 411 scientists 164–173 publications: 391 scientists 174–183 publications: 313 scientists 184–193 publications: 319 scientists 194–203 publications: 304 scientists 204–213 publications: 285 scientists 214–223 publications: 246 scientists 224–233 publications: 213 scientists 234–243 publications: 170 scientists 244–253 publications: 167 scientists 254–263 publications: 162 scientists 264–273 publications: 138 scientists 274–283 publications: 138 scientists 284–293 publications: 113 scientists 294–303 publications: 106 scientists 304–313 publications: 95 scientists 314–323 publications: 101 scientists 324–333 publications: 81 scientists 334–343 publications: 69 scientists 344–353 publications: 56 scientists 354–363 publications: 36 scientists 364–373 publications: 42 scientists 374–383 publications: 41 scientists 384–393 publications: 44 scientists 394–403 publications: 27 scientists 404–413 publications: 30 scientists 414–423 publications: 20 scientists 424–433 publications: 29 scientists 434–443 publications: 29 scientists 444–453 publications: 25 scientists 454–463 publications: 19 scientists 464–473 publications: 21 scientists 474–483 publications: 11 scientists 484–493 publications: 17 scientists 494–503 publications: 7 scientists 504–513 publications: 6 scientists 514–523 publications: 12 scientists 524–533 publications: 10 scientists 534–543 publications: 7 scientists 544–553 publications: 6 scientists 554–563 publications: 12 scientists 564–569 publications: 8 scientists 570+ publications: 100 scientists
44 publications 570+

This scientist: 527 publications — 98th percentile

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

The last bar groups every scientist with 570 publications or more.

David Challis D-index placement in Social Sciences and Humanities in 2026

The chart shows the D-index (discipline H-index) distribution of Social Sciences and Humanities scientists ranked by Research.com in 2026. The highlighted bar marks where David Challis sits on this spectrum.

30 D-Index: 177 scientists 31 D-Index: 210 scientists 32 D-Index: 222 scientists 33 D-Index: 188 scientists 34 D-Index: 181 scientists 35 D-Index: 243 scientists 36 D-Index: 261 scientists 37 D-Index: 272 scientists 38 D-Index: 278 scientists 39 D-Index: 300 scientists 40 D-Index: 297 scientists 41 D-Index: 308 scientists 42 D-Index: 313 scientists 43 D-Index: 300 scientists 44 D-Index: 269 scientists 45 D-Index: 260 scientists 46 D-Index: 228 scientists 47 D-Index: 251 scientists 48 D-Index: 203 scientists 49 D-Index: 186 scientists 50 D-Index: 187 scientists 51 D-Index: 166 scientists 52 D-Index: 138 scientists 53 D-Index: 141 scientists 54 D-Index: 131 scientists 55 D-Index: 137 scientists 56 D-Index: 109 scientists 57 D-Index: 129 scientists 58 D-Index: 95 scientists 59 D-Index: 105 scientists 60 D-Index: 106 scientists 61 D-Index: 86 scientists 62 D-Index: 94 scientists 63 D-Index: 77 scientists 64 D-Index: 79 scientists 65 D-Index: 59 scientists 66 D-Index: 68 scientists 67 D-Index: 51 scientists 68 D-Index: 49 scientists 69 D-Index: 40 scientists 70 D-Index: 43 scientists 71 D-Index: 40 scientists 72 D-Index: 50 scientists 73 D-Index: 46 scientists 74 D-Index: 43 scientists 75 D-Index: 45 scientists 76 D-Index: 45 scientists 77 D-Index: 30 scientists 78 D-Index: 25 scientists 79 D-Index: 31 scientists 80 D-Index: 29 scientists 81 D-Index: 18 scientists 82 D-Index: 21 scientists 83 D-Index: 26 scientists 84 D-Index: 15 scientists 85 D-Index: 15 scientists 86 D-Index: 19 scientists 87 D-Index: 19 scientists 88 D-Index: 12 scientists 89 D-Index: 7 scientists 90 D-Index: 19 scientists 91 D-Index: 20 scientists 92 D-Index: 13 scientists 93 D-Index: 9 scientists 94 D-Index: 13 scientists 95 D-Index: 8 scientists 96 D-Index: 7 scientists 97 D-Index: 6 scientists 98 D-Index: 6 scientists 99 D-Index: 6 scientists 100+ D-Index: 97 scientists
30 D-Index 100+

This scientist: 59 D-Index — 81st percentile

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

The last bar groups every scientist with 100 D-Index or more.

Overview

David Challis is affiliated with the University of Nottingham in the United Kingdom. Their research primarily spans the fields of Health Professions and Social Sciences, with a notable focus on General Health Professions, Education, Clinical Psychology, Psychiatry and Mental Health, and Sociology and Political Science. The hierarchy and breadth of these research areas reflect an interdisciplinary approach aimed at health-related social challenges.

The scientist's main topics of work include Geriatric Care and Nursing Homes, Healthcare Innovation and Challenges, Health Systems, Economic Evaluations, and Quality of Life. Additional prominent themes in their research encompass Dementia and Cognitive Impairment, Interprofessional Education and Collaboration, Psychiatric Care and Mental Health Services, as well as Intergenerational Family Dynamics and Caregiving.

Among their frequent publication venues are the Journal of Long-Term Care and Zenodo (CERN European Organization for Nuclear Research), both with five publications each. Other venues include Research Square, the International Journal of Geriatric Psychiatry, and Programme Grants for Applied Research.

David Challis has collaborated extensively with several coauthors, including Jane Hughes, Martin Orrell, Tom Pierse, Fiona Keogh, and Eamon O'Shea. These collaborators have contributed to a range of studies often intersecting across health and social care topics.

Recent publications include:

  • Community Occupational Therapy for people with dementia and family carers (COTiD-UK) versus treatment as usual (Valuing Active Life in Dementia [VALID]) study: A single-blind, randomised controlled trial (2021, PLoS Medicine)
  • Dementia and mild cognitive impairment in prisoners aged over 50 years in England and Wales: a mixed-methods study (2020, Health Services and Delivery Research)
  • The older prisoner health and social care assessment and plan (OHSCAP) versus treatment as usual: a randomised controlled trial (2021, BMC Public Health)
  • The Dementia Early Stage Cognitive Aids New Trial (DESCANT) intervention: A goal attainment scaling approach to promote self-management (2020, International Journal of Geriatric Psychiatry)
  • Components, impacts and costs of dementia home support: a research programme including the DESCANT RCT (2021, Programme Grants for Applied Research)

Best Publications

  • Core outcome measures for interventions to prevent or slow the progress of dementia for people living with mild to moderate dementia: Systematic review and consensus recommendations

    Lucy Webster;Derek Groskreutz;Anna Grinbergs-Saull Grinbergs-Saull;Rob Howard

  • Evaluation of the Individual Budgets Pilot Programme: Final Report

    Caroline Glendinning;David Challis;José-Luis Fernández;Sally Jacobs

  • Evaluation of the Individual Budgets Pilot Programme

    C Glendinning;DJ Challis;J. L. Fernandez;SR Jacobs

  • Case Management in Community Care

    David J. Challis;Bleddyn P. Davies

  • Causes of nursing home placement for older people with dementia: a systematic review and meta-analysis.

    Sandeep Toot;Tom Swinson;Mike Devine;David Challis

  • The needs of older people with dementia in residential care

    Geraldine A Hancock;Bob Woods;David Challis;Martin Orrell

  • 'Not knowing where I am doesn't mean I don't know what I like': cognitive impairment and quality of life responses in elderly people.

    Caroline Godlove Mozley;Peter Huxley;Caroline Sutcliffe;Heather Bagley

  • Matching Resources to Needs in Community Care: An Evaluated Demonstration of a Long-Term Care Model

    Bleddyn Davies;David Challis

  • Case management approaches to home support for people with dementia.

    Siobhan Reilly;Claudia Miranda-Castillo;Reem Malouf;Juanita Hoe

  • Activities of daily living and quality of life across different stages of dementia: a UK study

    Clarissa M. Giebel;Caroline Sutcliffe;David Challis

  • Changes in the Quality of Life of People With Dementia Living in Care Homes

    Juanita Hoe;Geraldine Hancock;Gill Livingston;Bob Woods

  • A European study investigating patterns of transition from home care towards institutional dementia care: the protocol of a RightTimePlaceCare study.

    Hilde Verbeek;Gabriele Meyer;Helena Leino-Kilpi;Adelaida Zabalegui

  • Care management, dementia care and specialist mental health services: an evaluation.

    David J. Challis;Richard von Abendorff;Pamela Brown;John Chesterman

  • Recognition of depression by staff in nursing and residential homes.

    Heather Bagley;Lis Cordingley;Alistair Burns;Caroline Godlove Mozley

  • The needs of people with dementia in care homes: the perspectives of users, staff and family caregivers.

    Martin Orrell;Geraldine A. Hancock;Kumari C. Galboda Liyanage;Bob Woods

  • Care Management and Health Care of Older People: The Darlington Community Care Project

    David Challis

  • Deterioration of basic activities of daily living and their impact on quality of life across different cognitive stages of dementia: a European study

    Clarissa M. Giebel;Caroline Sutcliffe;Minna Stolt;Staffan Karlsson

  • Costs of care for people with dementia just before and after nursing home placement: primary data from eight European countries

    Ansgar Wübker;Sandra Zwakhalen;David Challis;Riitta Suhonen

  • Care Staff working with people with dementia: Training, knowledge and confidence

    Jane Hughes;Heather Bagley;Siobhan Reilly;Alistair Burns

  • Impact of technological, organizational and human resource investments on employee and manufacturing performance: Australian and New Zealand evidence

    D. Challis;D. Samson;B. Lawson

  • Matching Resources to Needs in Community Care

    Bleddyn P. Davies;David J. Challis

Frequent Co-Authors

Jane M. Hughes
Jane M. Hughes Griffith University
Martin Knapp
Martin Knapp London School of Economics and Political Science
Alistair Burns
Alistair Burns University of Manchester
Graham Dunn
Graham Dunn University of Manchester
Ann Netten
Ann Netten University of Kent
Martin Orrell
Martin Orrell University of Nottingham
Jill Manthorpe
Jill Manthorpe King's College London
Caroline Glendinning
Caroline Glendinning University of York
Peter Huxley
Peter Huxley Bangor University
Roger T. Webb
Roger T. Webb University of Manchester

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