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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 67 919 801 433 367 274 13789

Rosalie Liccardo Pacula publications per year

The chart shows the history of publications by Rosalie Liccardo Pacula between 1997 and 2026, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Rosalie Liccardo Pacula published across 30 years, from 1997 to 2026, averaging 10.6 papers a year. Output peaked at 27 publications in 2015. 15 of the 317 publications appeared in the last two years.

No. of publications
5 10 15 20 25
Bar chart. Horizontal axis: year, 1997 to 2026. Vertical axis: number of publications, 0 to 27. Peak 27 publications in 2015. 1997: 3 publications 1998: 4 publications 1999: 7 publications 2000: 12 publications 2001: 7 publications 2002: 12 publications 2003: 22 publications 2004: 6 publications 2005: 1 publication 2006: 8 publications 2007: 2 publications 2008: 6 publications 2009: 12 publications 2010: 10 publications 2011: 11 publications 2012: 13 publications 2013: 6 publications 2014: 18 publications 2015: 27 publications 2016: 8 publications 2017: 17 publications 2018: 8 publications 2019: 10 publications 2020: 5 publications 2021: 21 publications 2022: 22 publications 2023: 15 publications 2024: 9 publications 2025: 14 publications 2026: 1 publication
1997 2026

317 publications in total across all disciplines

View publications per year as a table
Rosalie Liccardo Pacula: publications per year, 1997 to 2026
Year Publications
1997 3
1998 4
1999 7
2000 12
2001 7
2002 12
2003 22
2004 6
2005 1
2006 8
2007 2
2008 6
2009 12
2010 10
2011 11
2012 13
2013 6
2014 18
2015 27
2016 8
2017 17
2018 8
2019 10
2020 5
2021 21
2022 22
2023 15
2024 9
2025 14
2026 1
Total 317
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Rosalie Liccardo Pacula 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 Rosalie Liccardo Pacula 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: 274 publications — 83rd percentile

83% 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
274–283 138 274
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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Rosalie Liccardo Pacula 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 Rosalie Liccardo Pacula 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, 67 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: 67 D-Index — 89th percentile

89% 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 67
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
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Overview

Rosalie Liccardo Pacula is affiliated with the University of Southern California in the United States. Their research primarily spans the field of Medicine, with a dedicated focus on subfields such as Epidemiology, Pharmacology, Pediatrics, Perinatology and Child Health, Public Health, Environmental and Occupational Health, and General Health Professions.

Their scholarly contributions cover a range of topics including Cannabis and Cannabinoid Research, Substance Abuse Treatment and Outcomes, Prenatal Substance Exposure Effects, Opioid Use Disorder Treatment, Homelessness and Social Issues, Forensic Toxicology and Drug Analysis, and Healthcare Policy and Management.

Rosalie Liccardo Pacula has published multiple influential papers, among which are:

  • Lower-Risk Cannabis Use Guidelines (LRCUG) for reducing health harms from non-medical cannabis use: A comprehensive evidence and recommendations update, 2021, International Journal of Drug Policy
  • Trends in the use of cannabis products in Canada and the USA, 2018 - 2020: Findings from the International Cannabis Policy Study, 2022, International Journal of Drug Policy
  • The International Cannabis Toolkit (iCannToolkit): a multidisciplinary expert consensus on minimum standards for measuring cannabis use, 2021, Addiction
  • How increasing medical access to opioids contributes to the opioid epidemic: Evidence from Medicare Part D, 2020, Journal of Health Economics
  • The Evolving Consequences of OxyContin Reformulation on Drug Overdoses, 2020, American Journal of Health Economics

Their frequent coauthors include Rosanna Smart, Bradley D. Stein, Wayne Hall, David Powell, and Marlene C. Lira.

Rosalie Liccardo Pacula often publishes in journals such as the International Journal of Drug Policy, Addiction, JAMA Network Open, Drug and Alcohol Dependence, and JAMA Health Forum.

They have contributed to book publications via the RAND Corporation eBooks, including titles like Pitfalls and Potholes: Data Issues to Consider When Analyzing State Opioid Policies (2020) and The Ecosystem Approach to Opioid Policy (2023).

Best Publications

  • Assessing the Effects of Medical Marijuana Laws on Marijuana Use: The Devil is in the Details

    Rosalie Liccardo Pacula;David Powell;Paul Heaton;Eric L. Sevigny

  • Association of State Recreational Marijuana Laws With Adolescent Marijuana Use

    Magdalena Cerdá;Melanie Wall;Tianshu Feng;Katherine M. Keyes

  • Supply-Side Drug Policy in the Presence of Substitutes Evidence from the Introduction of Abuse-Deterrent Opioids

    Abby Alpert;David Powell;Rosalie Liccardo Pacula

  • Marijuana and Youth

    Rosalie Liccardo Pacula;Michael Grossman;Frank J. Chaloupka;Patrick M. O'Malley

  • Cannabis Use and Dependence: Public Health and Public Policy

    Wayne Hall;Rosalie Liccardo Pacula

  • Do medical marijuana laws reduce addictions and deaths related to pain killers

    David Powell;Rosalie Liccardo Pacula;Mireille Jacobson

  • Medical marijuana laws and adolescent marijuana use in the USA from 1991 to 2014: results from annual, repeated cross-sectional surveys

    Deborah S. Hasin;Deborah S. Hasin;Melanie Wall;Melanie Wall;Katherine M. Keyes;Magdalena Cerdá

  • Does increasing the beer tax reduce marijuana consumption

    Rosalie Liccardo Pacula

  • Developing public health regulations for marijuana: lessons from alcohol and tobacco.

    Rosalie Liccardo Pacula;Beau Kilmer;Alexander C. Wagenaar;Frank J. Chaloupka

  • Medical Marijuana and Marijuana Legalization

    Rosalie Liccardo Pacula;Rosanna Smart

  • Early Evidence of the Impact of Cannabis Legalization on Cannabis Use, Cannabis Use Disorder, and the Use of Other Substances: Findings from State Policy Evaluations

    Rosanna Smart;Rosalie Liccardo Pacula;Rosalie Liccardo Pacula

  • Alcohol and marijuana use among college students: economic complements or substitutes?

    Jenny Williams;Rosalie Liccardo Pacula;Frank J Chaloupka;Henry Wechsler

  • Association Between State Laws Facilitating Pharmacy Distribution of Naloxone and Risk of Fatal Overdose.

    Rahi Abouk;Rosalie Liccardo Pacula;Rosalie Liccardo Pacula;David Powell

  • Sex and race differences in young people's responsiveness to price and tobacco control policies.

    Frank J Chaloupka;Rosalie Liccardo Pacula

  • Invisible Wounds of War

    Terri Tanielian;Lisa H. Jaycox;David M. Adamson;M. Audrey Burnam

  • Marijuana Markets: Inferences from Reports by the Household Population:

    Jonathan P. Caulkins;Rosalie Liccardo Pacula

  • Altered State?: Assessing How Marijuana Legalization in California Could Influence Marijuana Consumption and Public Budgets

    Beau Kilmer;Jonathan P. Caulkins;Rosalie Liccardo Pacula;Robert J. MacCoun

  • Medical marijuana laws and adolescent marijuana use in the United States: a systematic review and meta-analysis

    Aaron L. Sarvet;Melanie M. Wall;David S. Fink;Emily Greene

  • Marijuana Liberalization Policies: Why We Can't Learn Much from Policy Still in Motion

    Rosalie Liccardo Pacula;Eric L. Sevigny

  • State Medical Marijuana Laws

    Rosalie Liccardo Pacula;Jamie F. Chriqui;Deborah A. Reichmann;Yvonne M. Terry-McElrath

  • Assessing the Effects of Medical Marijuana Laws on Marijuana Use

    Rosalie Liccardo Pacula;David Powell;Paul Heaton;Eric Sevigny

Frequent Co-Authors

Beau Kilmer
Beau Kilmer RAND Corporation
Jonathan P. Caulkins
Jonathan P. Caulkins Carnegie Mellon University
Peter Reuter
Peter Reuter University of Maryland, College Park
Frank J. Chaloupka
Frank J. Chaloupka University of Illinois at Chicago
Bradley D. Stein
Bradley D. Stein RAND Corporation
Wayne Hall
Wayne Hall University of Queensland
Robert J. MacCoun
Robert J. MacCoun Stanford University
Jamie F. Chriqui
Jamie F. Chriqui University of Illinois at Chicago
John M. MacDonald
John M. MacDonald University of Pennsylvania
Matthew C. Farrelly
Matthew C. Farrelly RTI International

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