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Social Sciences and Humanities
UK
2026

D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Social Sciences and Humanities 101 86 72 12 10 425 37280
Medicine 101 7976 7497 777 741 429 37794

Carl May publications per year

The chart shows the history of publications by Carl May between 1990 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Carl May published across 36 years, from 1990 to 2025, averaging 14.9 papers a year. Output peaked at 34 publications in 2014. 40 of the 537 publications appeared in the last two years.

No. of publications
10 20 30
Bar chart. Horizontal axis: year, 1990 to 2025. Vertical axis: number of publications, 0 to 34. Peak 34 publications in 2014. 1990: 3 publications 1991: 4 publications 1992: 6 publications 1993: 6 publications 1994: 3 publications 1995: 12 publications 1996: 4 publications 1997: 10 publications 1998: 11 publications 1999: 9 publications 2000: 9 publications 2001: 15 publications 2002: 9 publications 2003: 14 publications 2004: 14 publications 2005: 15 publications 2006: 16 publications 2007: 21 publications 2008: 12 publications 2009: 15 publications 2010: 16 publications 2011: 18 publications 2012: 17 publications 2013: 15 publications 2014: 34 publications 2015: 21 publications 2016: 19 publications 2017: 22 publications 2018: 21 publications 2019: 19 publications 2020: 29 publications 2021: 19 publications 2022: 18 publications 2023: 21 publications 2024: 20 publications 2025: 20 publications
1990 2025

537 publications in total across all disciplines

View publications per year as a table
Carl May: publications per year, 1990 to 2025
Year Publications
1990 3
1991 4
1992 6
1993 6
1994 3
1995 12
1996 4
1997 10
1998 11
1999 9
2000 9
2001 15
2002 9
2003 14
2004 14
2005 15
2006 16
2007 21
2008 12
2009 15
2010 16
2011 18
2012 17
2013 15
2014 34
2015 21
2016 19
2017 22
2018 21
2019 19
2020 29
2021 19
2022 18
2023 21
2024 20
2025 20
Total 537
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Carl May 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 Carl May sits on this spectrum.

No. of scientists
100 200 300 400
Bar chart with 54 bars. Horizontal axis: publications, 44–53 to 570+. Vertical axis: number of scientists, 0 to 474. Most scientists, 474, have 114–123 publications. The last bar groups every scientist with 570 publications or more. The highlighted bar, 424–433 publications, is where this scientist sits. 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
44–53 publications 570+

This scientist: 425 publications — 96th percentile

96% of scientists in this discipline score the same or lower.

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

View publications distribution as a table
Number of Social Sciences and Humanities scientists by publication count, Research.com 2026 ranking edition. Based on 7,777 ranked scientists.
Publications Scientists This scientist
44–53 28
54–63 61
64–73 161
74–83 225
84–93 301
94–103 390
104–113 406
114–123 474
124–133 453
134–143 434
144–153 407
154–163 411
164–173 391
174–183 313
184–193 319
194–203 304
204–213 285
214–223 246
224–233 213
234–243 170
244–253 167
254–263 162
264–273 138
274–283 138
284–293 113
294–303 106
304–313 95
314–323 101
324–333 81
334–343 69
344–353 56
354–363 36
364–373 42
374–383 41
384–393 44
394–403 27
404–413 30
414–423 20
424–433 29 425
434–443 29
444–453 25
454–463 19
464–473 21
474–483 11
484–493 17
494–503 7
504–513 6
514–523 12
524–533 10
534–543 7
544–553 6
554–563 12
564–569 8
570+ 100
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Carl May 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 Carl May sits on this spectrum.

No. of scientists
100 200 300
Bar chart with 71 bars. Horizontal axis: D-Index, 30 to 100+. Vertical axis: number of scientists, 0 to 313. Most scientists, 313, have 42 D-Index. The last bar groups every scientist with 100 D-Index or more. The highlighted bar, 100+ D-Index, is where this scientist sits. 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: 101 D-Index — 99th percentile

99% of scientists in this discipline score the same or lower.

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

View D-Index distribution as a table
Number of Social Sciences and Humanities scientists by D-index, Research.com 2026 ranking edition. Based on 7,777 ranked scientists.
D-Index Scientists This scientist
30 177
31 210
32 222
33 188
34 181
35 243
36 261
37 272
38 278
39 300
40 297
41 308
42 313
43 300
44 269
45 260
46 228
47 251
48 203
49 186
50 187
51 166
52 138
53 141
54 131
55 137
56 109
57 129
58 95
59 105
60 106
61 86
62 94
63 77
64 79
65 59
66 68
67 51
68 49
69 40
70 43
71 40
72 50
73 46
74 43
75 45
76 45
77 30
78 25
79 31
80 29
81 18
82 21
83 26
84 15
85 15
86 19
87 19
88 12
89 7
90 19
91 20
92 13
93 9
94 13
95 8
96 7
97 6
98 6
99 6
100+ 97 101
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Research.com Recognitions

  • 2026 - Research.com Social Sciences and Humanities in United Kingdom Leader Award
  • Fellow of the Academy of Social Sciences, United Kingdom
  • Fellow of the Academy of Social Sciences, United Kingdom
  • Fellow of the Academy of Social Sciences, United Kingdom
  • Fellow of the Academy of Social Sciences, United Kingdom
  • Fellow of the Academy of Social Sciences, United Kingdom
  • Fellow of the Academy of Social Sciences, United Kingdom
  • Fellow of the Academy of Social Sciences, United Kingdom

Overview

Carl May is affiliated with the London School of Hygiene & Tropical Medicine in the United Kingdom. Their research focuses extensively on the fields of Medicine and Health Professions, with a significant number of publications in General Health Professions, Public Health, Environmental and Occupational Health, Epidemiology, Social Psychology, and Clinical Psychology.

The main topics covered in their work include:

  • Mental Health Treatment and Access
  • Chronic Disease Management Strategies
  • Health Policy Implementation Science
  • Telemedicine and Telehealth Implementation
  • Mental Health and Patient Involvement
  • Patient-Provider Communication in Healthcare
  • Digital Mental Health Interventions

Among their recent papers are the following:

  • Translational framework for implementation evaluation and research: a normalisation process theory coding manual for qualitative research and instrument development, 2022, Implementation Science
  • Home and Online Management and Evaluation of Blood Pressure (HOME BP) using a digital intervention in poorly controlled hypertension: randomised controlled trial, 2021, BMJ
  • Remote shared decision making through telemedicine: A systematic review of the literature, 2021, Patient Education and Counseling
  • Towards an Implementation-STakeholder Engagement Model (I-STEM) for improving health and social care services, 2023, Health Expectations
  • Effectiveness of nurse-led group CBT for hot flushes and night sweats in women with breast cancer: Results of the MENOS4 randomised controlled trial, 2020, Psycho-Oncology

Carl May has frequently collaborated with several authors, including:

  • Frances S Mair
  • Alison Richardson
  • Tim Rapley
  • Geraldine Leydon
  • Tracy Finch

Their publications are commonly found in journals such as:

  • Trials
  • BMJ Open
  • Social Science & Medicine
  • Implementation Science
  • NIHR Open Research

Carl May is recognized as a Fellow of the Academy of Social Sciences in the United Kingdom.

Best Publications

  • Implementing, embedding, and integrating practices: An outline of Normalization Process Theory.

    Carl May;Tracy Finch

  • Normalisation process theory: A framework for developing, evaluating and implementing complex interventions

    Elizabeth Murray;Shaun Treweek;Catherine Pope;Anne MacFarlane

  • Development of a theory of implementation and integration: Normalization Process Theory

    Carl R May;Frances Mair;Tracy Finch;Anne E. MacFarlane

  • Implementation, context and complexity.

    Carl R. May;Carl R. May;Mark Johnson;Tracy Finch

  • We need minimally disruptive medicine

    Carl R. May;Victor M. Montori;Frances S. Mair

  • Understanding the implementation of complex interventions in health care: the normalization process model.

    Carl James May;Tracy Finch;Frances S. Mair;Luciana Ballini

  • Cumulative complexity: a functional, patient-centered model of patient complexity can improve research and practice

    Nathan D. Shippee;Nilay D. Shah;Carl R. May;Frances S. Mair

  • Rethinking the patient: using Burden of Treatment Theory to understand the changing dynamics of illness.

    Carl R. May;David T. Eton;Kasey Boehmer;Katie Gallacher

  • Towards a general theory of implementation.

    Carl James May

  • Systematic review of cost effectiveness studies of telemedicine interventions.

    Pamela S Whitten;Frances S Mair;Alan Haycox;Carl R May

  • Using Normalization Process Theory in feasibility studies and process evaluations of complex healthcare interventions: a systematic review

    Carl May;Amanda Cummings;Melissa Girling;Michael Bracher

  • Factors that promote or inhibit the implementation of e-health systems: an explanatory systematic review.

    Frances S Mair;Carl May;Catherine O’Donnell;Tracy Finch

  • A rational model for assessing and evaluating complex interventions in health care

    Carl May

  • Promoting professional behaviour change in healthcare: what interventions work, and why? A theory-led overview of systematic reviews

    Mark J Johnson;Carl R May

  • From compliance to concordance: barriers to accomplishing a re-framed model of health care interactions.

    Paul Bissell;Carl R May;Peter R Noyce

  • Understanding Patients’ Experiences of Treatment Burden in Chronic Heart Failure Using Normalization Process Theory

    Katie Gallacher;Carl R. May;Victor M. Montori;Frances S. Mair

  • Barriers to advance care planning at the end of life: an explanatory systematic review of implementation studies.

    Susi Lund;Alison Richardson;Carl May

  • Building a measurement framework of burden of treatment in complex patients with chronic conditions: a qualitative study.

    David T Eton;Djenane Ramalho de Oliveira;Jason S Egginton;Jennifer L Ridgeway

  • Why is it difficult to implement e-health initiatives? A qualitative study

    Elizabeth Murray;Joanne Burns;Carl James May;Tracy Finch

  • Disclosing a diagnosis of dementia: a systematic review

    Claire Bamford;Sharon Lamont;Martin Eccles;Louise Robinson

  • An open letter to The BMJ editors on qualitative research

    Trisha Greenhalgh;Ellen Annandale;Richard Ashcroft;James Barlow

  • Resisting and promoting new technologies in clinical practice: the case of telepsychiatry.

    Carl May;Linda Gask;Theresa Atkinson;Nicola Ellis

Frequent Co-Authors

Tim Rapley
Tim Rapley Northumbria University
Elizabeth Murray
Elizabeth Murray University College London
Catherine Pope
Catherine Pope University of Oxford
Lucy Yardley
Lucy Yardley University of Bristol
Linda Gask
Linda Gask University of Manchester
Peter Smith
Peter Smith University of Aberdeen
Anne Rogers
Anne Rogers University of Southampton
Susan Michie
Susan Michie University College London
Martin Roland
Martin Roland University of Cambridge

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