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D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Social Sciences and Humanities 77 453 389 213 180 276 27164
Medicine 76 18663 17532 9297 8587 259 26229

Mohammadreza Hojat publications per year

The chart shows the history of publications by Mohammadreza Hojat between 1979 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Mohammadreza Hojat published across 47 years, from 1979 to 2025, averaging 6.1 papers a year. Output peaked at 15 publications in 2007. 1 of the 287 publications appeared in the last two years.

No. of publications
5 10 15
Bar chart. Horizontal axis: year, 1979 to 2025. Vertical axis: number of publications, 0 to 15. Peak 15 publications in 2007. 1979: 1 publication 1980: 1 publication 1981: 3 publications 1982: 3 publications 1983: 7 publications 1984: 2 publications 1985: 5 publications 1986: 3 publications 1987: 6 publications 1988: 3 publications 1989: 2 publications 1990: 3 publications 1991: 2 publications 1992: 6 publications 1993: 9 publications 1994: 2 publications 1995: 8 publications 1996: 4 publications 1997: 9 publications 1998: 8 publications 1999: 12 publications 2000: 7 publications 2001: 10 publications 2002: 9 publications 2003: 10 publications 2004: 10 publications 2005: 6 publications 2006: 3 publications 2007: 15 publications 2008: 4 publications 2009: 7 publications 2010: 6 publications 2011: 14 publications 2012: 12 publications 2013: 8 publications 2014: 7 publications 2015: 13 publications 2016: 15 publications 2017: 6 publications 2018: 2 publications 2019: 3 publications 2020: 5 publications 2021: 5 publications 2022: 9 publications 2023: 1 publication 2024: 0 publications 2025: 1 publication
1979 2025

287 publications in total across all disciplines

View publications per year as a table
Mohammadreza Hojat: publications per year, 1979 to 2025
Year Publications
1979 1
1980 1
1981 3
1982 3
1983 7
1984 2
1985 5
1986 3
1987 6
1988 3
1989 2
1990 3
1991 2
1992 6
1993 9
1994 2
1995 8
1996 4
1997 9
1998 8
1999 12
2000 7
2001 10
2002 9
2003 10
2004 10
2005 6
2006 3
2007 15
2008 4
2009 7
2010 6
2011 14
2012 12
2013 8
2014 7
2015 13
2016 15
2017 6
2018 2
2019 3
2020 5
2021 5
2022 9
2023 1
2024 0
2025 1
Total 287
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Mohammadreza Hojat 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 Mohammadreza Hojat 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, 274–283 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: 276 publications — 84th percentile

84% 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
274–283 138 276
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
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Mohammadreza Hojat 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 Mohammadreza Hojat 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, 77 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: 77 D-Index — 94th percentile

94% 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 77
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
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Overview

Mohammadreza Hojat is affiliated with Thomas Jefferson University in the United States and has contributed extensively to research in medicine and health professions.

Their research primarily focuses on areas including:

  • Innovations in Medical Education
  • Empathy and Medical Education
  • Healthcare professionals' stress and burnout
  • Medical Education and Admissions
  • Clinical Reasoning and Diagnostic Skills
  • Diversity and Career in Medicine
  • Perfectionism, Procrastination, Anxiety Studies

Their work spans several main fields of study:

  • Medicine
  • Health Professions

Within these fields, their subfields of study include:

  • Public Health, Environmental and Occupational Health
  • Psychiatry and Mental health
  • General Health Professions
  • Clinical Psychology
  • Family Practice

Frequently publishing in venues such as:

  • Academic Medicine
  • International Journal of Medical Education
  • Family Medicine
  • Discover Health Systems
  • Medical Education

Key recent publications include:

  • "Does Empathy Decline in the Clinical Phase of Medical Education? A Nationwide, Multi-Institutional, Cross-Sectional Study of Students at DO-Granting Medical Schools" (2020, Academic Medicine)
  • "Persistent Impostor Phenomenon Is Associated With Distress in Medical Students" (2021, Family Medicine)
  • "Empathy as related to gender, age, race and ethnicity, academic background and career interest: A nationwide study of osteopathic medical students in the United States" (2020, Medical Education)
  • "Clinical empathy: definition, measurement, correlates, group differences, erosion, enhancement, and healthcare outcomes" (2023, Discover Health Systems)
  • "The relationship between grit and selected personality measures in medical students" (2020, International Journal of Medical Education)

Among frequent co-authors are:

  • Jennifer DeSantis
  • Mark R. Speicher
  • Lynn Bragan
  • Leonard H. Calabrese
  • Joseph S. Gonnella

Best Publications

  • The Devil is in the Third Year: A Longitudinal Study of Erosion of Empathy in Medical School

    Mohammadreza Hojat;Michael J. Vergare;Kaye Maxwell;George Brainard

  • Physician empathy: definition, components, measurement, and relationship to gender and specialty.

    Mohammadreza Hojat;Joseph S. Gonnella;Thomas J. Nasca;Salvatore Mangione

  • Physicians' Empathy and Clinical Outcomes for Diabetic Patients

    Mohammadreza Hojat;Daniel Z. Louis;Fred W. Markham;Richard Wender

  • Protecting Adolescents From Harm

    Mohammadreza Hojat

  • The Jefferson Scale of Physician Empathy: Development and Preliminary Psychometric Data:

    Mohammadreza Hojat;Salvatore Mangione;Thomas J. Nasca;Mitchell J. M. Cohen

  • An empirical study of decline in empathy in medical school

    Mohammadreza Hojat;Salvatore Mangione;Thomas J Nasca;Susan Rattner

  • Mindfulness-Based Stress Reduction Lowers Psychological Distress In Medical Students

    Steven Rosenzweig;Diane K. Reibel;Jeffrey M. Greeson;George C. Brainard

  • Empathy in medical students as related to academic performance, clinical competence and gender

    M Hojat;J S Gonnella;S Mangione;T J Nasca

  • The Relationship Between Physician Empathy and Disease Complications: An Empirical Study of Primary Care Physicians and Their Diabetic Patients in Parma, Italy

    Stefano Del Canale;Daniel Z. Louis;Vittorio Maio;Xiaohong Wang

  • A visitor's guide to effect sizes: statistical significance versus practical (clinical) importance of research findings.

    Mohammadreza Hojat;Gang Xu

  • Empathy in Patient Care: Antecedents, Development, Measurement, and Outcomes

    Mohammadreza Hojat

  • The Jefferson Scale of Physician Empathy: further psychometric data and differences by gender and specialty at item level.

    Mohammadreza Hojat;Joseph S Gonnella;Thomas J Nasca;SalvatorE Mangione

  • Measurement of empathy among Japanese medical students: psychometrics and score differences by gender and level of medical education.

    Hitomi U. Kataoka;Norio Koide;Koji Ochi;Mohammadreza Hojat

  • The Empathy Enigma: An Empirical Study of Decline in Empathy Among Undergraduate Nursing Students

    Julia Ward;Julianne Cody;Mary Schaal;Mohammadreza Hojat

  • Empathy in Health Professions Education and Patient Care

    Mohammadreza Hojat

  • The Jefferson Scale of Empathy: a nationwide study of measurement properties, underlying components, latent variable structure, and national norms in medical students

    Mohammadreza Hojat;Jennifer DeSantis;Stephen C. Shannon;Luke H. Mortensen

  • Ten Approaches for Enhancing Empathy in Health and Human Services Cultures

    Mohammadreza Hojat

  • Measuring empathy in healthcare profession students using the Jefferson Scale of Physician Empathy: Health provider - student version

    Sylvia K. Fields;Pamela Mahan;Paula Tillman;Jeffrey Harris

  • Patient perceptions of physician empathy, satisfaction with physician, interpersonal trust, and compliance

    Mohammadreza Hojat;Daniel Z. Louis;Kaye Maxwell;Fred Markham

  • Comparisons of American, Israeli, Italian and Mexican physicians and nurses on the total and factor scores of the Jefferson scale of attitudes toward physician–nurse collaborative relationships

    Mohammadreza Hojat;Joseph S Gonnella;Thomas J Nasca;Sylvia K. Fields

  • Empathy scores in medical school and ratings of empathic behavior in residency training 3 years later.

    Mohammadreza Hojat;Salvatore Mangione;Thomas J Nasca;Joseph S Gonnella

Frequent Co-Authors

Joseph S. Gonnella
Joseph S. Gonnella Thomas Jefferson University
Leonard H. Calabrese
Leonard H. Calabrese Cleveland Clinic
Ivan Damjanov
Ivan Damjanov University of Kansas
Marvin Zuckerman
Marvin Zuckerman University of Delaware
Brett Williams
Brett Williams Monash University
George C. Brainard
George C. Brainard Thomas Jefferson University
David B. Swanson
David B. Swanson National Board of Medical Examiners
Lyle H. Ungar
Lyle H. Ungar University of Pennsylvania
Jeffrey M. Greeson
Jeffrey M. Greeson Rowan University
Johannes C. Eichstaedt
Johannes C. Eichstaedt Stanford University

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