| Discipline name | D-Index | World Ranking | Current World Ranking | National Ranking | Current National Ranking | Publications | Citations |
|---|---|---|---|---|---|---|---|
| Social Sciences and Humanities | 70 | 754 | 657 | 143 | 127 | 171 | 31778 |
The chart shows the history of publications by James Thomas between 1995 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. James Thomas published across 31 years, from 1995 to 2025, averaging 10.4 papers a year. Output peaked at 53 publications in 2025. 81 of the 322 publications appeared in the last two years.
322 publications in total across all disciplines
| Year | Publications |
|---|---|
| 1995 | 1 |
| 1996 | 1 |
| 1997 | 0 |
| 1998 | 0 |
| 1999 | 0 |
| 2000 | 0 |
| 2001 | 2 |
| 2002 | 1 |
| 2003 | 5 |
| 2004 | 6 |
| 2005 | 6 |
| 2006 | 4 |
| 2007 | 2 |
| 2008 | 5 |
| 2009 | 5 |
| 2010 | 9 |
| 2011 | 6 |
| 2012 | 18 |
| 2013 | 16 |
| 2014 | 29 |
| 2015 | 14 |
| 2016 | 11 |
| 2017 | 15 |
| 2018 | 11 |
| 2019 | 9 |
| 2020 | 5 |
| 2021 | 0 |
| 2022 | 30 |
| 2023 | 30 |
| 2024 | 28 |
| 2025 | 53 |
| Total | 322 |
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 James Thomas sits on this spectrum.
This scientist: 171 publications — 52nd percentile
52% of scientists in this discipline score the same or lower.
The last bar groups every scientist with 570 publications or more.
| 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 | 171 |
| 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 | |
| 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 |
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 James Thomas sits on this spectrum.
This scientist: 70 D-Index — 90th percentile
90% of scientists in this discipline score the same or lower.
The last bar groups every scientist with 100 D-Index or more.
| 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 | 70 |
| 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 |
James Thomas is affiliated with University College London in the United Kingdom. Their research output predominantly focuses on the field of Medicine, with a total of 168 publications recorded. Within this field, they have contributed extensively to subfields such as General Health Professions, Statistics, Probability and Uncertainty, Clinical Psychology, Public Health, Environmental and Occupational Health, and Sociology and Political Science.
The primary topics addressed in their work encompass Meta-analysis and systematic reviews, Health Policy Implementation Science, and the Delphi Technique in Research. Other significant subjects include Health Systems, Economic Evaluations, Quality of Life, Biomedical Text Mining and Ontologies, Behavioral Health and Interventions, and Traumatic Brain Injury Research.
The recent papers authored or co-authored by James Thomas include the following:
James Thomas frequently collaborates with a group of co-authors, including:
Their publications appear regularly in several venues, most notably:
James Thomas;Angela Harden
Elaine Barnett-Page;James Thomas
David Gough;Sandy Oliver;James Thomas
Kathryn Oliver;Simon Innvar;Theo Lorenc;Jenny Woodman
David Gough;James Thomas;Sandy Oliver
Catherine R. Chamberlain;Alison. O’Mara-Eves;Jessie. Porter;Tim. Coleman
Alison O’Mara-Eves;James Thomas;John McNaught;Makoto Miwa
James Thomas;Angela Harden;Ann Oakley;Sandy Oliver
Julian Elliott;Tari Joy Turner;Ornella Maria Clavisi;James Thomas
Unknown
Angela Harden;James Thomas
Alison O'Mara-Eves;Ginny Brunton;David McDaid;Sandy Oliver
Iain J. Marshall;Anna Noel-Storr;Joël Kuiper;James Thomas
Ian Shemilt;Ian Shemilt;James Thomas;Marcello Morciano
Deborah M Caldwell;Sarah R Davies;Sarah E Hetrick;Jennifer C Palmer
Susan Michie;James Thomas;Marie Johnston;Pol Mac Aonghusa
Julian P T Higgins;José A López-López;Betsy J Becker;Sarah R Davies
James Thomas;Katy Sutcliffe;Angela Harden;Ann Oakley
Julie A Mytton;Jenny C Ingram;Sarah Manns;James Thomas
James Thomas;John McNaught;Sophia Ananiadou
Farah Jamal;Adam Fletcher;Angela Harden;Angela Harden;Helene Anne Wells
C. Bonell;F. Jamal;A. Harden;H. Wells
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