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Jennifer L. Callahan

D-Index & Metrics

Psychology

D-Index
37
Citations
6185
World Ranking
9174
National Ranking
4864

Jennifer L. Callahan 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 Jennifer L. Callahan 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: 182 publications — 63rd percentile

63% of scientists in this discipline score the same or lower.

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

Jennifer L. Callahan 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 Jennifer L. Callahan 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: 37 D-Index — 21st percentile

21% 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

  • 2016 - Fellow of the American Psychological Association (APA)

Overview

Jennifer L. Callahan is affiliated with the University of North Texas in the United States and has contributed extensively to the field of psychology, with a focus on clinical and social psychology. Their research covers a range of topics including counseling practices and supervision, psychotherapy techniques, and schizophrenia research and treatment.

Their publication record reflects a concentration on professional psychology, psychotherapy integration, and health sciences. Jennifer L. Callahan has authored multiple papers, with notable recent works including:

  • The Course of General Cognitive Ability in Individuals With Psychotic Disorders, 2022, published in JAMA Psychiatry
  • Introduction to the special issue on telepsychotherapy in the age of COVID-19, 2020, Journal of Psychotherapy Integration
  • Posttraumatic stress disorder in daily life among World Trade Center responders: Temporal symptom cascades, 2021, Journal of Psychiatric Research
  • Introduction to the special issue: Supervisee perspectives of supervision processes, 2020, Journal of Psychotherapy Integration
  • The enhanced examination for professional practice in psychology: A viable approach?, 2020, American Psychologist

Jennifer L. Callahan collaborates regularly with several scholars frequently appearing as coauthors, including:

  • A. Andrew Dimmick
  • Camilo J. Ruggero
  • Roman Kotov
  • Debora J. Bell
  • James J. Crowley

Their research is featured prominently in venues such as:

  • Training and Education in Professional Psychology
  • Journal of Psychotherapy Integration
  • American Psychologist
  • Archives of Clinical Neuropsychology
  • JAMA Psychiatry

Jennifer L. Callahan's work spans several main fields and subfields of study, including:

  • Psychology
  • Clinical Psychology
  • Social Psychology
  • General Health Professions
  • Public Health, Environmental and Occupational Health
  • Health

Key topics investigated in their work include:

  • Counseling Practices and Supervision
  • Psychotherapy Techniques and Applications
  • Religion, Spirituality, and Psychology
  • Schizophrenia Research and Treatment
  • Personality Disorders and Psychopathology
  • Innovations in Medical Education
  • Health Sciences Research and Education

In 2016, Jennifer L. Callahan was recognized as a Fellow of the American Psychological Association (APA), reflecting a professional affiliation within the broader psychological community.

Best Publications

  • The effects of apolipoprotein E on non-impaired cognitive functioning: A meta-analysis

    Nick M. Wisdom;Jennifer L. Callahan;Jennifer L. Callahan;Keith A. Hawkins

  • The impact of client treatment preferences on outcome: a meta‐analysis

    Joshua K. Swift;Jennifer L. Callahan

  • Positive and negative adjustment and social support of sexual assault survivors.

    Susan E. Borja;Jennifer L. Callahan;Patricia J. Long

  • Integrating the Hierarchical Taxonomy of Psychopathology (HiTOP) into clinical practice

    Camilo J. Ruggero;Roman Kotov;Christopher J. Hopwood;Michael First

  • The impact of accommodating client preference in psychotherapy: A meta‐analysis

    Joshua K. Swift;Jennifer L. Callahan;Mick Cooper;Susannah R. Parkin

  • Modification of the Perinatal PTSD Questionnaire to enhance clinical utility.

    J L Callahan;S E Borja;M T Hynan

  • Long-term Changes in Cognitive Functioning in Individuals With Psychotic Disorders: Findings From the Suffolk County Mental Health Project

    Anne Kathrin J. Fett;Anne Kathrin J. Fett;Anne Kathrin J. Fett;Eva Velthorst;Abraham Reichenberg;Abraham Reichenberg;Camilo J. Ruggero

  • Preferences

    Unknown

  • Exploring the contribution of supervisors to intervention outcomes.

    Jennifer L. Callahan;Christina M. Almstrom;Joshua K. Swift;Susan E. Borja

  • Using clinically significant change to identify premature termination.

    Joshua K. Swift;Jennifer Callahan;Jason C. Levine

  • Aripiprazole in the treatment of the psychosis prodrome: an open-label pilot study

    Scott W Woods;Elizabeth M Tully;Barbara C Walsh;Keith A Hawkins

  • Decreasing treatment dropout by addressing expectations for treatment length

    Joshua K. Swift;Jennifer L. Callahan

  • Effects of pre-session centering for therapists on session presence and effectiveness

    Rose Dunn;Jennifer L. Callahan;Joshua K. Swift;Mariana Ivanovic

  • Neuropsychological course in the prodrome and first episode of psychosis: Findings from the PRIME North America Double Blind Treatment Study

    Keith A. Hawkins;Richard S.E. Keefe;Bruce K. Christensen;Jean Addington;Jean Addington

  • The role of emotional functioning in military-related PTSD and its treatment

    Unknown

  • A Comparison of Client Preferences for Intervention Empirical Support Versus Common Therapy Variables

    Joshua K. Swift;Jennifer L. Callahan

  • Understanding negative outcomes following traumatic exposure: The roles of neuroticism and social support.

    Susan E. Borja;Jennifer L. Callahan;Philip L. Rambo

  • Further examination of the psychotherapy preference effect: A meta-regression analysis.

    Joshua K. Swift;Jennifer L. Callahan;Mariana Ivanovic;Nina Kominiak

  • Pretreatment expectancies and premature termination in a training clinic environment.

    Jennifer L. Callahan;Nickilynn Aubuchon-Endsley;Susan E. Borja;Joshua K. Swift

  • Identifying Mothers at Risk for Postnatal Emotional Distress: Further Evidence for the Validity of the Perinatal Posttraumatic Stress Disorder Questionnaire

    Jennifer L Callahan;Michael T Hynan

  • Models of Psychotherapy Outcome: Are They Applicable in Training Clinics?

    Jennifer L. Callahan;Michael T. Hynan

  • Diagnostic Utility of the Structured Inventory of Malingered Symptomatology to Detect Malingering in a Forensic Sample

    Nick M Wisdom;Jennifer L Callahan;Terry G Shaw

Frequent Co-Authors

Camilo J. Ruggero
Camilo J. Ruggero University of North Texas
C. Edward Watkins
C. Edward Watkins University of North Texas
Roman Kotov
Roman Kotov Stony Brook University
Benjamin J. Luft
Benjamin J. Luft Stony Brook University
Craig S. Neumann
Craig S. Neumann University of North Texas
Evelyn J. Bromet
Evelyn J. Bromet Stony Brook University
Adriel Boals
Adriel Boals University of North Texas
Joshua N. Hook
Joshua N. Hook University of North Texas
Keith A. Hawkins
Keith A. Hawkins Yale University
Abraham Reichenberg
Abraham Reichenberg Icahn School of Medicine at Mount Sinai

External Links

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Related Online Degrees & Career Pathways

Exploring Psychology opens doors to a wide range of online degrees and specialized career pathways—especially in counseling and therapy. Many students pursue master’s degrees in marriage and family therapy (MFT), clinical mental health counseling, or school counseling. Completion of an accredited program is the first step toward state licensure and practice.

Requirements for becoming a marriage and family therapist can vary by location. For example, if you want to learn how to become a marriage and family therapist in Nashville, you’ll find specific state requirements regarding education, supervised practice, and exams. Prospective therapists should also review the New Orleans mft education requirements and familiarize themselves with the unique steps required in Louisiana.

In addition, aspiring therapists can compare mft requirements in New York City and other areas, such as mft requirements in Newark, to understand different state licensing processes. Online degrees allow for flexibility, but it’s vital to stay updated with local and state regulations before pursuing any career in psychology or therapy.

Best Scientists Citing Jennifer L. Callahan

Ian J. Deary

Ian J. Deary

University of Edinburgh

Publications: 27

David J. Porteous

David J. Porteous

University of Edinburgh

Publications: 19

John M. Starr

John M. Starr

University of Edinburgh

Publications: 17

Thomas Espeseth

Thomas Espeseth

University of Oslo

Publications: 16

Sarah E. Harris

Sarah E. Harris

University of Edinburgh

Publications: 16

Lars Bäckman

Lars Bäckman

Karolinska Institute

Publications: 12

Barbara A. Cornblatt

Barbara A. Cornblatt

Feinstein Institute for Medical Research

Publications: 12

Larry J. Seidman

Larry J. Seidman

Beth Israel Deaconess Medical Center

Publications: 11

Kaarin J. Anstey

Kaarin J. Anstey

University of New South Wales

Publications: 11

Jennifer Rusted

Jennifer Rusted

University of Sussex

Publications: 11

Michael J. Constantino

Michael J. Constantino

University of Massachusetts Amherst

Publications: 11

Charles E. Cunningham

Charles E. Cunningham

McMaster University

Publications: 10

Ivar Reinvang

Ivar Reinvang

University of Oslo

Publications: 10

Roger A. Dixon

Roger A. Dixon

University of Alberta

Publications: 9

Gail Davies

Gail Davies

University of Edinburgh

Publications: 8

Rona J. Strawbridge

Rona J. Strawbridge

University of Glasgow

Publications: 8

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