World's Best Scientists 2026 revealed!

D-Index & Metrics

Psychology

D-Index
41
Citations
6473
World Ranking
7942
National Ranking
4257

Martin Y. Iguchi 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 Martin Y. Iguchi 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: 123 publications — 34th percentile

34% of scientists in this discipline score the same or lower.

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

Martin Y. Iguchi 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 Martin Y. Iguchi 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: 41 D-Index — 33rd percentile

33% of scientists in this discipline score the same or lower.

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

Research.com Recognitions

  • 2000 - Fellow of the American Psychological Association (APA)

Overview

Martin Y. Iguchi was affiliated with Georgetown University in the United States. Their research spanned several areas within medicine and health professions, with a focus on epidemiology, public health, environmental and occupational health, general health professions, cognitive neuroscience, and sociology and political science.

Their work mainly addressed topics related to opioid use disorder treatment, HIV, drug use, sexual risk, substance abuse treatment and outcomes, homelessness and social issues, food security and health in diverse populations, geriatric care and nursing homes, and crime, illicit activities, and governance.

The scientist's recent publications included the following papers:

  • Community perspectives on supervised consumption sites: Insights from four U.S. counties deeply affected by opioids, 2021, Journal of Substance Abuse Treatment
  • America's Opioid Ecosystem: How Leveraging System Interactions Can Help Curb Addiction, Overdose, and Other Harms, 2023, RAND Corporation eBooks
  • Smart Syringe Vending Machines: Research Capabilities and Implications for Research Data Collection, 2021, Journal of Studies on Alcohol and Drugs
  • An Undergraduate Student-Led Neuroscience Outreach Program Shows Promise in Shifting Teen Attitudes About Drugs, 2020, Mind Brain and Education
  • Low-Frequency Heroin Injection among Out-of-Treatment, Street-Recruited Injection Drug Users, 2020, UNC Libraries

Frequent co-authors included Jirka Taylor, Beau Kilmer, Jonathan P. Caulkins, Allison J. Ober, and Mary E. Vaiana.

Publication venues featured in their work were diverse, with contributions to:

  • Journal of Substance Abuse Treatment
  • RAND Corporation eBooks
  • Journal of Studies on Alcohol and Drugs
  • Mind Brain and Education
  • UNC Libraries

Iguchi also authored books published by RAND Corporation eBooks. Notable titles included Exploring the Impact of COVID-19 on Social Services for Vulnerable Populations in Los Angeles: Lessons Learned from Community Providers (2020) and The Ecosystem Approach to Opioid Policy (2023).

Over the course of their career, Martin Y. Iguchi was recognized as a Fellow of the American Psychological Association (APA) in 2000.

Best Publications

  • College on Problems of Drug Dependence taskforce on prescription opioid non-medical use and abuse: position statement

    James Zacny;George Bigelow;Peggy Compton;Kathleen A. Foley

  • Psychiatric symptoms in methamphetamine users.

    Joan E. Zweben;Judith B. Cohen;Darrell Christian;Gantt P. Galloway

  • A multi-site comparison of psychosocial approaches for the treatment of methamphetamine dependence.

    Richard A. Rawson;Patricia Marinelli-Casey;M. Douglas Anglin;Alice Dickow

  • Contingent take-home incentive: effects on drug use of methadone maintenance patients.

    Maxine L. Stitzer;Martin Y. Iguchi;Linda J. Felch

  • Reinforcing operants other than abstinence in drug abuse treatment: An effective alternative for reducing drug use.

    Martin Y. Iguchi;Mark A. Belding;Mark A. Belding;Andrew R. Morral;Richard J. Lamb

  • How Criminal System Racial Disparities May Translate into Health Disparities

    Martin Y Iguchi;James Bell;Rajeev N Ramchand;Terry Fain

  • Benzodiazepine and sedative use/abuse by methadone maintenance clients

    Martin Y. Iguchi;Leonard Handelsman;Warren K. Bickel;Roland R. Griffiths

  • Drug Courts: A Conceptual Framework:

    Douglas L. Longshore;Susan Turner;Suzanne L. Wenzel;Andrew R. Morral

  • Ethical aspects of data sharing and research participant protections.

    Michael W. Ross;Martin Y. Iguchi;Sangeeta Panicker

  • Simultaneous Recruitment of Drug Users and Men Who Have Sex with Men in the United States and Russia Using Respondent-Driven Sampling: Sampling Methods and Implications

    Martin Y. Iguchi;Martin Y. Iguchi;Allison J. Ober;Sandra H. Berry;Terry Fain

  • Contingency management in methadone maintenance: effects of reinforcing and aversive consequences on illicit polydrug use.

    Martin Y. Iguchi;Maxine L. Stitzer;George E. Bigelow;Ira A. Liebson

  • Cocaine use and HIV risk behavior in methadone maintenance patients

    Donald A. Bux;R.J. Lamb;Martin Y. Iguchi

  • Facilitating Treatment Entry among Out-of-Treatment Injection Drug Users

    Robert E. Booth;Carol Kwiatkowski;Martin Y. Iguchi;Francesca Pinto

  • Racial differences in marijuana-users' risk of arrest in the United States

    Rajeev Ramchand;Rosalie Liccardo Pacula;Martin Y Iguchi

  • Elements of well-being affected by criminalizing the drug user.

    Martin Y. Iguchi;Jennifer A. London;Nell Griffith Forge;Laura J. Hickman

  • Stages of change in methadone maintenance: Assessing the convergent validity of two measures

    Mark A. Belding;Martin Y. Iguchi;R. J. Lamb

  • A DECADE OF DRUG TREATMENT COURT RESEARCH

    Susan Turner;Douglas L. Longshore;Suzanne L. Wenzel;Elizabeth Deschenes

  • RACIAL DISCRIMINATION, GENDER DISCRIMINATION, AND SUBSTANCE ABUSE AMONG LATINA/OS NATIONWIDE

    Angie Denisse Otiniano Verissimo;Gilbert C Gee;Chandra L Ford;Martin Y Iguchi

  • Stages and processes of change among polydrug users in methadone maintenance treatment

    Mark A. Belding;Martin Y. Iguchi;R.J. Lamb;Martin Lakin

  • Hardcore drug users claim to be occasional users: drug use frequency underreporting

    Andrew R. Morral;Daniel F. McCaffrey;Martin Y. Iguchi

  • Reinforcing Operants Other Than Abstinence in Drug Abuse Treatment

    Martin Y. Iguchi;Mark A. Belding;Andrew R. Morral;Richard J. Lamb

  • Simultaneous Recruitment of Drug Users and Men Who Have Sex with Men in the United States and Russia Using Respondent-Driven Sampling

    Martin Y. Iguchi;Allison J. Ober;Sandra H. Berry;Terry Fain

Frequent Co-Authors

Kimberly C. Kirby
Kimberly C. Kirby Rowan University
Ricky N. Bluthenthal
Ricky N. Bluthenthal University of Southern California
Jonathan P. Caulkins
Jonathan P. Caulkins Carnegie Mellon University
Peter Reuter
Peter Reuter University of Maryland, College Park
Steven Shoptaw
Steven Shoptaw University of California, Los Angeles
Philippe Bourgois
Philippe Bourgois University of California, Los Angeles
David E. Kanouse
David E. Kanouse RAND Corporation
Alex H. Kral
Alex H. Kral RTI International
Suzanne L. Wenzel
Suzanne L. Wenzel University of Southern California
James L. Sorensen
James L. Sorensen University of California, San Francisco

If you think any of the details on this page are incorrect, let us know.

Report an issue

We appreciate your kind effort to assist us to improve this page, it would be helpful providing us with as much detail as possible in the text box below:

Related Online Degrees & Career Pathways

Exploring Psychology in the USA opens up a range of online degrees and diverse career pathways. Many students aim to become licensed therapists, which requires understanding state-specific requirements. For example, those interested in practicing in Nebraska should review the Lincoln licensed therapist requirements to determine the necessary education, supervised hours, and exams.

California has unique standards as well. Discover the process for this region with guidance on how to become a licensed therapist in Long Beach alongside details about specific licensed therapist requirements in Los Angeles. Each city may have variations in hours of supervised practice or coursework required.

Those pursuing a career in Kentucky must also meet state and city standards. For information about academic credentials and supervised practice, see the Louisville licensed therapist education requirements.

With online degrees making it easier to access necessary coursework, understanding these local licensure requirements will help you plan your career path with confidence.

Best Scientists Citing Martin Y. Iguchi

Recently Published Articles