World's Best Scientists 2026 revealed!

D-Index & Metrics

Psychology

D-Index
63
Citations
14612
World Ranking
3131
National Ranking
1777

Carl G. Leukefeld publication distribution in Psychology in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Psychology in 2026. The highlighted bar marks where Carl G. Leukefeld sits on this spectrum.

31–40 publications: 6 scientists 41–50 publications: 52 scientists 51–60 publications: 138 scientists 61–70 publications: 299 scientists 71–80 publications: 461 scientists 81–90 publications: 605 scientists 91–100 publications: 713 scientists 101–110 publications: 736 scientists 111–120 publications: 686 scientists 121–130 publications: 670 scientists 131–140 publications: 644 scientists 141–150 publications: 597 scientists 151–160 publications: 576 scientists 161–170 publications: 477 scientists 171–180 publications: 450 scientists 181–190 publications: 397 scientists 191–200 publications: 343 scientists 201–210 publications: 328 scientists 211–220 publications: 313 scientists 221–230 publications: 283 scientists 231–240 publications: 226 scientists 241–250 publications: 196 scientists 251–260 publications: 201 scientists 261–270 publications: 171 scientists 271–280 publications: 151 scientists 281–290 publications: 139 scientists 291–300 publications: 113 scientists 301–310 publications: 102 scientists 311–320 publications: 100 scientists 321–330 publications: 76 scientists 331–340 publications: 92 scientists 341–350 publications: 85 scientists 351–360 publications: 69 scientists 361–370 publications: 71 scientists 371–380 publications: 63 scientists 381–390 publications: 58 scientists 391–400 publications: 57 scientists 401–410 publications: 43 scientists 411–420 publications: 33 scientists 421–430 publications: 50 scientists 431–440 publications: 41 scientists 441–450 publications: 32 scientists 451–460 publications: 27 scientists 461–470 publications: 28 scientists 471–480 publications: 25 scientists 481–490 publications: 28 scientists 491–500 publications: 20 scientists 501–510 publications: 23 scientists 511–520 publications: 26 scientists 521–530 publications: 17 scientists 531–540 publications: 21 scientists 541–550 publications: 14 scientists 551–560 publications: 16 scientists 561–570 publications: 10 scientists 571–580 publications: 22 scientists 581–590 publications: 9 scientists 591–600 publications: 14 scientists 601–610 publications: 9 scientists 611–620 publications: 11 scientists 621–630 publications: 4 scientists 631–640 publications: 7 scientists 641–650 publications: 5 scientists 651–660 publications: 10 scientists 661–670 publications: 8 scientists 671–680 publications: 8 scientists 681–690 publications: 4 scientists 691–700 publications: 3 scientists 701–704 publications: 4 scientists 705+ publications: 100 scientists
31 publications 705+

This scientist: 400 publications — 94th percentile

94% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 705 publications or more.

Carl G. Leukefeld D-index placement in Psychology in 2026

The chart shows the D-index (discipline H-index) distribution of Psychology scientists ranked by Research.com in 2026. The highlighted bar marks where Carl G. Leukefeld sits on this spectrum.

30–31 D-Index: 398 scientists 32–33 D-Index: 702 scientists 34–35 D-Index: 671 scientists 36–37 D-Index: 659 scientists 38–39 D-Index: 641 scientists 40–41 D-Index: 671 scientists 42–43 D-Index: 617 scientists 44–45 D-Index: 558 scientists 46–47 D-Index: 495 scientists 48–49 D-Index: 487 scientists 50–51 D-Index: 445 scientists 52–53 D-Index: 390 scientists 54–55 D-Index: 408 scientists 56–57 D-Index: 345 scientists 58–59 D-Index: 325 scientists 60–61 D-Index: 321 scientists 62–63 D-Index: 248 scientists 64–65 D-Index: 290 scientists 66–67 D-Index: 218 scientists 68–69 D-Index: 219 scientists 70–71 D-Index: 215 scientists 72–73 D-Index: 183 scientists 74–75 D-Index: 169 scientists 76–77 D-Index: 132 scientists 78–79 D-Index: 137 scientists 80–81 D-Index: 120 scientists 82–83 D-Index: 112 scientists 84–85 D-Index: 86 scientists 86–87 D-Index: 101 scientists 88–89 D-Index: 83 scientists 90–91 D-Index: 77 scientists 92–93 D-Index: 70 scientists 94–95 D-Index: 78 scientists 96–97 D-Index: 58 scientists 98–99 D-Index: 53 scientists 100–101 D-Index: 57 scientists 102–103 D-Index: 48 scientists 104–105 D-Index: 53 scientists 106–107 D-Index: 46 scientists 108–109 D-Index: 24 scientists 110–111 D-Index: 35 scientists 112–113 D-Index: 27 scientists 114–115 D-Index: 32 scientists 116–117 D-Index: 31 scientists 118–119 D-Index: 22 scientists 120–121 D-Index: 16 scientists 122–123 D-Index: 24 scientists 124–125 D-Index: 18 scientists 126–127 D-Index: 11 scientists 128–129 D-Index: 19 scientists 130–131 D-Index: 10 scientists 132–133 D-Index: 16 scientists 134–135 D-Index: 10 scientists 136–137 D-Index: 12 scientists 138–139 D-Index: 8 scientists 140–141 D-Index: 5 scientists 142–143 D-Index: 12 scientists 144+ D-Index: 98 scientists
30 D-Index 144+

This scientist: 63 D-Index — 73rd percentile

73% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 144 D-Index or more.

Overview

Carl G. Leukefeld is affiliated with the University of Kentucky in the United States. Their research spans multiple disciplines, with a focus on medicine, psychology, and health professions. The scientist's work prominently intersects areas such as substance abuse treatment and outcomes, prenatal substance exposure effects, and opioid use disorder treatment.

The scientist has contributed extensively to research in the fields of general health professions and clinical psychology, as well as epidemiology, pediatrics, perinatology, child health, and public health, environmental, and occupational health. Their investigations frequently cover issues related to child abuse and trauma, homelessness and social issues, health policy implementation science, and criminal justice and corrections analysis.

Their recent academic publications include:

  • Kentucky Women's Justice Community Opioid Innovation Network (JCOIN): A type 1 effectiveness-implementation hybrid trial to increase utilization of medications for opioid use disorder among justice-involved women (2021), published in Journal of Substance Abuse Treatment
  • Identifying and Treating Incarcerated Women Experiencing Substance Use Disorders: A Review (2023), published in Substance Abuse and Rehabilitation
  • Screening Incarcerated Women for Opioid Use Disorder (2023), published in Journal of Drug Issues
  • Critical Factors Influencing Interorganizational Relationships Between Juvenile Probation and Behavioral Health Agencies (2020), published in Administration and Policy in Mental Health and Mental Health Services Research
  • A Preliminary Examination of Substance Use Risk among Metropolitan and Non-Metropolitan Girls Involved in the Juvenile Justice System (2020), published in Journal of Child & Adolescent Substance Abuse

The scientist frequently collaborates with other researchers including Michele Staton, Martha Tillson, J. Matthew Webster, Megan F. Dickson, and Carrie B. Oser.

Carl G. Leukefeld's work has appeared regularly in publication venues such as Drug and Alcohol Dependence, Journal of Substance Abuse Treatment, Substance Abuse and Rehabilitation, BMC Women's Health, and Journal of Drug Issues.

Best Publications

  • Personality disorders as extreme variants of common personality dimensions: can the Five-Factor Model adequately represent psychopathy?

    Joshua D. Miller;Donald R. Lyman;Thomas A. Widiger;Carl Leukefeld

  • A test of the four-factor model of impulsivity-related traits

    Joshua Miller;Kate Flory;Donald Lynam;Carl Leukefeld

  • Early adolescent through young adult alcohol and marijuana use trajectories: early predictors, young adult outcomes, and predictive utility.

    Kate Flory;Donald Lynam;Richard Milich;Carl Leukefeld

  • Women, sex, and HIV: Social and contextual factors, meta-analysis of published interventions, and implications for practice and research

    T. K. Logan;Jennifer Cole;Carl Leukefeld

  • Project DARE: No Effects at 10-Year Follow-Up

    Donald R. Lynam;Richard Milich;Rick Zimmerman;Scott P. Novak

  • The utility of the Five Factor Model in understanding risky sexual behavior

    Joshua D Miller;Donald Lynam;Rick S Zimmerman;T.K Logan

  • Motivation as a Predictor of Therapeutic Engagement in Mandated Residential Substance Abuse Treatment

    Matthew L. Hiller;Kevin Knight;Carl Leukefeld;D. Dwayne Simpson

  • The relations among personality, symptoms of alcohol and marijuana abuse, and symptoms of comorbid psychopathology: results from a community sample.

    Kate Flory;Donald R. Lynam;Richard Milich;Carl G. Leukefeld

  • Individual and Network Factors Associated With Prevalent Hepatitis C Infection Among Rural Appalachian Injection Drug Users

    Jennifer R. Havens;Michelle R. Lofwall;Simon D. W. Frost;Carrie B. Oser

  • A Systematic Review of Recent Literature on Religiosity and Substance Use

    Dale D. Chitwood;Michael L. Weiss;Carl G. Leukefeld

  • Victimization and Substance Abuse among Women: Contributing Factors, Interventions, and Implications:

    TK Logan;Robert Walker;Jennifer Cole;Carl Leukefeld

  • Examining antisocial behavior through the lens of the five factor model of personality

    Joshua D. Miller;Donald Lynam;Carl Leukefeld

  • Relation between childhood disruptive behavior disorders and substance use and dependence symptoms in young adulthood: individuals with symptoms of attention-deficit/hyperactivity disorder and conduct disorder are uniquely at risk.

    Kate Flory;Richard Milich;Donald R. Lynam;Carl Leukefeld

  • Risky Sex Behavior and Substance Use among Young Adults

    Michele Staton;Carl G. Leukefeld;TK Logan;Rick Zimmerman

  • Substance Use, Health, and Mental Health: Problems and Service Utilization Among Incarcerated Women

    Michele Staton;Carl Leukefeld;J. Matthew Webster

  • Stalking as a variant of intimate violence: implications from a young adult sample.

    T. K. Logan;Carl Leukefeld;Bob Walker

  • Qualitative Differences Among Rural and Urban Intimate Violence Victimization Experiences and Consequences: A Pilot Study

    T. K. Logan;Robert Walker;Jennifer Cole;Stephanie Ratliff

  • RURAL-URBAN DIFFERENCES IN SUBSTANCE USE AND TREATMENT UTILIZATION AMONG PRISONERS

    Barbara D. Warner;Carl G. Leukefeld

  • Route of administration for illicit prescription opioids: a comparison of rural and urban drug users

    April M Young;April M Young;Jennifer R Havens;Carl G Leukefeld

  • Rural and urban women's perceptions of barriers to health, mental health, and criminal justice services: implications for victim services.

    TK Logan;Erin Stevenson;Lucy Evans;Carl Leukefeld

  • Personality disorders as extreme variants of common personality dimensions : Can the Five-Factor Model adequately represent psychopathy? : Personality dimensions and disorders

    Joshua D. Miller;Donald R. Lynam;Thomas A. Widiger;Carl Leukefeld

Frequent Co-Authors

Carrie B. Oser
Carrie B. Oser University of Kentucky
Jennifer R. Havens
Jennifer R. Havens University of Kentucky
TK Logan
TK Logan University of Kentucky
Brenda M. Booth
Brenda M. Booth University of Arkansas for Medical Sciences
Robert G. Carlson
Robert G. Carlson Wright State University
Richard R. Clayton
Richard R. Clayton University of Kentucky
Russel S. Falck
Russel S. Falck Wright State University
Hannah K. Knudsen
Hannah K. Knudsen University of Kentucky
Donald R. Lynam
Donald R. Lynam Purdue University West Lafayette
Robert Walker
Robert Walker University of Kentucky

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