World's Best Scientists 2026 revealed!
VIEW LIST
Douglas L. Delahanty

Douglas L. Delahanty

Kent State University
United States

D-Index & Metrics

Psychology

D-Index
49
Citations
10355
World Ranking
5653
National Ranking
3073

Douglas L. Delahanty 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 Douglas L. Delahanty 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: 179 publications — 62nd percentile

62% of scientists in this discipline score the same or lower.

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

Douglas L. Delahanty 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 Douglas L. Delahanty 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: 49 D-Index — 52nd percentile

52% of scientists in this discipline score the same or lower.

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

Overview

Douglas L. Delahanty is affiliated with Kent State University in the United States. Their research primarily focuses on clinical psychology and genetics within the broader fields of psychology and medicine.

The scientist has published extensively on topics related to posttraumatic stress disorder (PTSD) and related trauma research. Key topics in their work include:

  • Posttraumatic Stress Disorder Research
  • Child Abuse and Trauma
  • Resilience and Mental Health
  • Stress Responses and Cortisol
  • Spinal Dysraphism and Malformations
  • Genetic Associations and Epidemiology
  • Migration, Health and Trauma

Douglas L. Delahanty's notable recent papers include:

  • "Genome-wide association analyses identify 95 risk loci and provide insights into the neurobiology of post-traumatic stress disorder" (2024, Nature Genetics)
  • "Genomic influences on self-reported childhood maltreatment" (2020, Translational Psychiatry)
  • "Enhancing Discovery of Genetic Variants for Posttraumatic Stress Disorder Through Integration of Quantitative Phenotypes and Trauma Exposure Information" (2021, Biological Psychiatry)
  • "Systems biology dissection of PTSD and MDD across brain regions, cell types, and blood" (2024, Science)
  • "Posttraumatic stress disorder symptom trajectories within the first year following emergency department admissions: pooled results from the International Consortium to predict PTSD" (2020, Psychological Medicine)

Frequently collaborating with other experts, Delahanty has coauthored multiple papers with:

  • Richard A. Bryant
  • Adam X. Maihofer
  • Ananda B. Amstadter
  • S. Bryn Austin
  • Dewleen G. Baker

They have published repeatedly in a variety of academic venues, including:

  • bioRxiv (Cold Spring Harbor Laboratory)
  • Anxiety Stress & Coping
  • Translational Psychiatry
  • Biological Psychiatry
  • European journal of psychotraumatology

The scientist's research spans several subfields of study, reflecting a multidisciplinary approach. These subfields include:

  • Clinical Psychology
  • Genetics
  • General Health Professions
  • Public Health, Environmental and Occupational Health
  • Pediatrics, Perinatology and Child Health

Best Publications

  • The physical health consequences of PTSD and PTSD symptoms: a meta-analytic review.

    Maria L. Pacella;Bryce Hruska;Douglas L. Delahanty

  • International meta-analysis of PTSD genome-wide association studies identifies sex- and ancestry-specific genetic risk loci

    Caroline M. Nievergelt;Caroline M. Nievergelt;Adam X. Maihofer;Adam X. Maihofer;Torsten Klengel;Torsten Klengel;Elizabeth G. Atkinson;Elizabeth G. Atkinson

  • Long-term Physical Health Consequences of Childhood Sexual Abuse: A Meta-Analytic Review

    Leah Irish;Ihori Kobayashi;Douglas L Delahanty

  • Polysomnographically measured sleep abnormalities in PTSD: A meta-analytic review.

    Ihori Kobayashi;Jessica M. Boarts;Douglas L. Delahanty;Douglas L. Delahanty

  • Initial posttraumatic urinary cortisol levels predict subsequent PTSD symptoms in motor vehicle accident victims

    Douglas L Delahanty;A.Jay Raimonde;Eileen Spoonster

  • Conceptually driven pharmacologic approaches to acute trauma.

    Roger K Pitman;Douglas L Delahanty

  • Initial urinary epinephrine and cortisol levels predict acute PTSD symptoms in child trauma victims

    Douglas L. Delahanty;Douglas L. Delahanty;Nicole R. Nugent;Norman C. Christopher;Norman C. Christopher;Michele Walsh;Michele Walsh

  • Health-related correlates of perceived discrimination in HIV care.

    Sheryl Thorburn Bird;Laura M Bogart;Douglas L Delahanty

  • Acute and chronic distress and posttraumatic stress disorder as a function of responsibility for serious motor vehicle accidents.

    Douglas L. Delahanty;Holly B. Herberman;Karrie J. Craig;Michele C. Hayward

  • The Differential Impact of PTSD and Depression on HIV Disease Markers and Adherence to HAART in People Living with HIV

    Jessica M. Boarts;Eve M. Sledjeski;Laura M. Bogart;Douglas L. Delahanty;Douglas L. Delahanty

  • Estimating the risk of PTSD in recent trauma survivors : results of the International Consortium to Predict PTSD ( ICPP )

    Arieh Y Shalev;Martin Gevonden;Andrew Ratanatharathorn;Eugene Laska

  • The Association Between Parent PTSD/Depression Symptoms and Child PTSD Symptoms: A Meta-Analysis

    Adam Morris;Crystal Gabert-Quillen;Douglas L. Delahanty

  • Injury severity, prior trauma history, urinary cortisol levels, and acute PTSD in motor vehicle accident victims.

    Douglas L Delahanty;A.Jay Raimonde;Eileen Spoonster;Michael Cullado

  • Gender differences in PTSD symptoms: an exploration of peritraumatic mechanisms.

    Leah A. Irish;Beth Fischer;William Fallon;Eileen Spoonster

  • Similarity of prior trauma exposure as a determinant of chronic stress responding to an airline disaster.

    Angela Liegey Dougall;Holly B. Herberman;Douglas L. Delahanty;Sabra S. Inslicht

  • Parental posttraumatic stress symptoms as a moderator of child's acute biological response and subsequent posttraumatic stress symptoms in pediatric injury patients

    Nicole R. Nugent;Sarah Ostrowski;Norman C. Christopher;Norman C. Christopher;Douglas L. Delahanty

  • The efficacy of initial hydrocortisone administration at preventing posttraumatic distress in adult trauma patients: a randomized trial.

    Douglas L Delahanty;Crystal Gabert-Quillen;Sarah A Ostrowski;Nicole R Nugent

  • Predicting PTSD Prospectively Based on Prior Trauma History and Immediate Biological Responses

    Douglas L. Delahanty;Douglas L. Delahanty;Nicole R. Nugent

  • Sleep disruptions mediate the relationship between early postoperative pain and later functioning following total knee replacement surgery.

    Julie K Cremeans-Smith;Kendra Millington;Eve Sledjeski;Kenneth Greene

  • Association of stereotypes about physicians to health care satisfaction, help-seeking behavior, and adherence to treatment

    Laura M Bogart;Sheryl Thorburn Bird;Lisa C Walt;Douglas L Delahanty

  • Incidence and impact of posttraumatic stress disorder and comorbid depression on adherence to HAART and CD4+ counts in people living with HIV.

    Eve M. Sledjeski;Douglas L. Delahanty;Laura M. Bogart

Frequent Co-Authors

Nicole R. Nugent
Nicole R. Nugent Brown University
Karestan C. Koenen
Karestan C. Koenen Harvard University
Richard A. Bryant
Richard A. Bryant University of New South Wales
Kerry J. Ressler
Kerry J. Ressler Harvard University
Ronald C. Kessler
Ronald C. Kessler Harvard University
Caroline M. Nievergelt
Caroline M. Nievergelt University of California, San Diego
Soraya Seedat
Soraya Seedat Stellenbosch University
Rachel Yehuda
Rachel Yehuda United States Department of Veterans Affairs
Karmel W. Choi
Karmel W. Choi Massachusetts General Hospital
Joel Gelernter
Joel Gelernter Yale University

External Links

Personal website of Douglas L. Delahanty Google Scholar page

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 a degree in psychology opens numerous career possibilities, particularly in the growing field of substance abuse counseling. Many choose to pursue online psychology degrees or related certification programs, allowing for flexible learning while balancing other commitments.

Becoming a substance abuse counselor typically combines education, clinical experience, and state certification. However, requirements can vary greatly by location. For instance, those interested in working in California can review the Los Angeles substance abuse counselor certification requirements. The process may include relevant coursework, supervised work experience, and examinations.

Similarly, if you are looking at opportunities in other regions, it's important to check the specific substance abuse counselor requirements in Louisville, substance abuse counselor requirements in Lubbock, or the Madison substance abuse counselors education requirements. Each city or state may have its own regulations and educational standards.

With a solid educational foundation and the right credentials, psychology graduates can pursue rewarding careers supporting individuals facing substance abuse challenges, making a meaningful impact in their communities.

Best Scientists Citing Douglas L. Delahanty

Rachel Yehuda

Rachel Yehuda

United States Department of Veterans Affairs

Publications: 59

Karestan C. Koenen

Karestan C. Koenen

Harvard University

Publications: 43

Richard A. Bryant

Richard A. Bryant

University of New South Wales

Publications: 41

Murray B. Stein

Murray B. Stein

University of California, San Diego

Publications: 41

Kerry J. Ressler

Kerry J. Ressler

Harvard University

Publications: 41

Thomas C. Neylan

Thomas C. Neylan

University of California, San Francisco

Publications: 32

Nancy Kassam-Adams

Nancy Kassam-Adams

Children's Hospital of Philadelphia

Publications: 27

Caroline M. Nievergelt

Caroline M. Nievergelt

University of California, San Diego

Publications: 26

Dan J. Stein

Dan J. Stein

University of Cape Town

Publications: 24

Joel Gelernter

Joel Gelernter

Yale University

Publications: 24

Markus A. Landolt

Markus A. Landolt

University of Zurich

Publications: 23

Nicole R. Nugent

Nicole R. Nugent

Brown University

Publications: 22

Dewleen G. Baker

Dewleen G. Baker

University of California, San Diego

Publications: 21

Miranda Olff

Miranda Olff

University of Amsterdam

Publications: 20

Victoria B. Risbrough

Victoria B. Risbrough

University of California, San Diego

Publications: 19

Robert H. Pietrzak

Robert H. Pietrzak

Yale University

Publications: 19

Trending Scientists

Shu Wang

Shu Wang

Chinese Academy of Sciences

Samuel E. Lofland

Samuel E. Lofland

Rowan University

Anastasia Efklides

Anastasia Efklides

Aristotle University of Thessaloniki

Fred W. Sabb

Fred W. Sabb

University of Oregon

Wolfgang Hillebrandt

Wolfgang Hillebrandt

Max Planck Society

M. Coleman Miller

M. Coleman Miller

University of Maryland, College Park

Aurore Voldoire

Aurore Voldoire

Federal University of Toulouse Midi-Pyrénées

Bryan G. Norton

Bryan G. Norton

Georgia Institute of Technology

Vicki M. Bier

Vicki M. Bier

University of Wisconsin–Madison

Ruth Wodak

Ruth Wodak

Lancaster University

Nicholas Evans

Nicholas Evans

EURECOM

B.E. Kumara Swamy

B.E. Kumara Swamy

Kuvempu University

Hong-Xing Zhang

Hong-Xing Zhang

Jilin University

Clive S. Lennox

Clive S. Lennox

University of Southern California

Hongbin Li

Hongbin Li

Stanford University

Tunde Bello-Ochende

Tunde Bello-Ochende

University of Cape Town

Related Psychology Rankings & Guides

2026 How to Become a Licensed Clinical Social Worker (LCSW)

2026 How to Become a Licensed Clinical Social Worker (LCSW)
2026 How to Become a Licensed Counselor (LPC) in Indiana

2026 How to Become a Licensed Counselor (LPC) in Indiana
2026 Best Psychology Schools in Utah – Accredited Colleges & Programs

2026 Best Psychology Schools in Utah – Accredited Colleges & Programs
2026 How to Become a Counseling Psychologist

2026 How to Become a Counseling Psychologist
2026 Military Social Work: Army, Navy, Air Force, Marines and National Guard Guide to Career Paths

2026 Military Social Work: Army, Navy, Air Force, Marines and National Guard Guide to Career Paths
2026 How to Become a Licensed Counselor (LPC) in Utah

2026 How to Become a Licensed Counselor (LPC) in Utah
2026 Master’s in Social Work (MSW) Programs for Colorado (CO) – Online & On-Campus

2026 Master’s in Social Work (MSW) Programs for Colorado (CO) – Online & On-Campus
2026 Maryland Psychology Licensure Requirements – How to Become a Psychologist in Maryland

2026 Maryland Psychology Licensure Requirements – How to Become a Psychologist in Maryland
2026 Oregon Psychology Licensure Requirements – How to Become a Psychologist in Oregon

2026 Oregon Psychology Licensure Requirements – How to Become a Psychologist in Oregon
2026 Macro Social Work Careers: Guide to Career Paths, Options & Salary

2026 Macro Social Work Careers: Guide to Career Paths, Options & Salary
2026 South Dakota Psychology Licensure Requirements – How to Become a Psychologist in South Dakota

2026 South Dakota Psychology Licensure Requirements – How to Become a Psychologist in South Dakota
2026 Hawaii Psychology Licensure Requirements – How to Become a Psychologist in Hawaii

2026 Hawaii Psychology Licensure Requirements – How to Become a Psychologist in Hawaii
2026 Hospice & Palliative Care Social Work Careers: Guide to Career Paths, Options & Salary

2026 Hospice & Palliative Care Social Work Careers: Guide to Career Paths, Options & Salary
2026 Most Affordable Online School Counseling Degrees

2026 Most Affordable Online School Counseling Degrees
2026 How to Become a Licensed Counselor (LPC) in New Hampshire

2026 How to Become a Licensed Counselor (LPC) in New Hampshire
2026 Best Psychology Schools in Tennessee – Accredited Colleges & Programs

2026 Best Psychology Schools in Tennessee – Accredited Colleges & Programs
2026 Behavioral Psychology Careers: Guide to Career Paths, Options & Salary

2026 Behavioral Psychology Careers: Guide to Career Paths, Options & Salary
2026 Most Affordable Online Bachelor's Programs in Social Work

2026 Most Affordable Online Bachelor's Programs in Social Work
2026 Best Online MSW Programs No GRE Required

2026 Best Online MSW Programs No GRE Required
2026 Alabama Psychology Licensure Requirements – How to Become a Psychologist in Alabama

2026 Alabama Psychology Licensure Requirements – How to Become a Psychologist in Alabama
2026 How to Become a Licensed Counselor (LPC) in New York

2026 How to Become a Licensed Counselor (LPC) in New York

Recently Published Articles

2026 One-Year Online Library Science Master's Degree Programs: Accelerated Options, Costs & Outcomes

2026 One-Year Online Library Science Master's Degree Programs: Accelerated Options, Costs & Outcomes
2026 How to Start a Career in Cybersecurity With No Experience

2026 How to Start a Career in Cybersecurity With No Experience
2026 Cheapest and Shortest Online Business Administration Degree Programs That Pay Well: Cost, Duration, and Salary Outlook

2026 Cheapest and Shortest Online Business Administration Degree Programs That Pay Well: Cost, Duration, and Salary Outlook
2026 Best Online Special Education Degree Master's Programs for Working Professionals

2026 Best Online Special Education Degree Master's Programs for Working Professionals
2026 Best Online Nursing Programs in Maine – Accredited RN to BSN Programs

2026 Best Online Nursing Programs in Maine – Accredited RN to BSN Programs
2026 Radiology Technologist vs. Ultrasound Technologist: Explaining the Difference

2026 Radiology Technologist vs. Ultrasound Technologist: Explaining the Difference
2026 Best ABSN Programs - Accelerated BSN Programs in Indiana: Online & Campus

2026 Best ABSN Programs - Accelerated BSN Programs in Indiana: Online & Campus
2026 Financial Aid for Online Real Estate Bachelor's Degrees: FAFSA, Grants, and Scholarships

2026 Financial Aid for Online Real Estate Bachelor's Degrees: FAFSA, Grants, and Scholarships
2026 Online Social Work Degree Master's Programs That Meet State Licensure Requirements

2026 Online Social Work Degree Master's Programs That Meet State Licensure Requirements
2026 International Relations vs. Political Science Degree: Explaining the Difference

2026 International Relations vs. Political Science Degree: Explaining the Difference
2026 Can You Study Cybersecurity Master's Programs Part-Time? Options & Duration

2026 Can You Study Cybersecurity Master's Programs Part-Time? Options & Duration
2026 MS vs. MA in Psychology: Explaining the Difference

2026 MS vs. MA in Psychology: Explaining the Difference
2026 Military-Friendly Online Mechanical Engineering Bachelor's Degree Programs

2026 Military-Friendly Online Mechanical Engineering Bachelor's Degree Programs
2026 Military-Friendly Online Public Administration Degree Programs: Benefits, Accreditation, and Career Outcomes

2026 Military-Friendly Online Public Administration Degree Programs: Benefits, Accreditation, and Career Outcomes
2026 Return on Investment (ROI) of a Social Work Degree Program

2026 Return on Investment (ROI) of a Social Work Degree Program
2026 Admission Requirements for Family Nurse Practitioner Degree Programs

2026 Admission Requirements for Family Nurse Practitioner Degree Programs
2026 Online Nutrition Degree Programs for Veterans: GI Bill Benefits, Costs & Top Considerations

2026 Online Nutrition Degree Programs for Veterans: GI Bill Benefits, Costs & Top Considerations
2026 What Can You Do with a Forensic Psychology Degree: Costs & Job Opportunities

2026 What Can You Do with a Forensic Psychology Degree: Costs & Job Opportunities
2026 Fastest Online MBA Degree Programs

2026 Fastest Online MBA Degree Programs
2026 Child Psychology Degree Levels Explained: Bachelor's vs Master's vs Doctorate

2026 Child Psychology Degree Levels Explained: Bachelor's vs Master's vs Doctorate
2026 Best Online Graphic Design Degree Programs

2026 Best Online Graphic Design Degree Programs