World's Best Scientists 2026 revealed!

D-Index & Metrics

Psychology

D-Index
43
Citations
10129
World Ranking
7148
National Ranking
3867

Karen J. Parker 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 Karen J. Parker 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: 85 publications — 11th percentile

11% of scientists in this discipline score the same or lower.

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

Karen J. Parker 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 Karen J. Parker 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: 43 D-Index — 38th percentile

38% of scientists in this discipline score the same or lower.

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

Overview

Karen J. Parker is affiliated with Stanford University in the United States. Their research primarily spans the fields of Psychology and Neuroscience, with notable contributions to subfields such as Social Psychology, Cognitive Neuroscience, Genetics, Epidemiology, and Behavioral Neuroscience.

The main topics of their work include:

  • Neuroendocrine regulation and behavior
  • Autism Spectrum Disorder Research
  • Primate Behavior and Ecology
  • Virology and Viral Diseases
  • Stress Responses and Cortisol
  • Genetics and Neurodevelopmental Disorders
  • Neuroscience of respiration and sleep

Recent papers authored or coauthored by Karen J. Parker include:

  • Advances in human oxytocin measurement: challenges and proposed solutions, 2022, Molecular Psychiatry
  • Neonatal CSF vasopressin concentration predicts later medical record diagnoses of autism spectrum disorder, 2020, Proceedings of the National Academy of Sciences
  • Complex Interplay Between Cognitive Ability and Social Motivation in Predicting Social Skill: A Unique Role for Social Motivation in Children With Autism, 2020, Autism Research
  • Long-term effects of intermittent early life stress on primate prefrontal-subcortical functional connectivity, 2021, Neuropsychopharmacology
  • Linking oxytocin and arginine vasopressin signaling abnormalities to social behavior impairments in Prader-Willi syndrome, 2022, Neuroscience & Biobehavioral Reviews

The frequent coauthors who have collaborated with Parker on multiple publications are:

  • Joseph P. Garner (14 publications)
  • Catherine F. Talbot (8 publications)
  • John P. Capitanio (8 publications)
  • Laura A. Del Rosso (6 publications)
  • Ozge Oztan (5 publications)

Their work has been published repeatedly in several prominent venues, including:

  • Molecular Psychiatry (4 publications)
  • Autism Research (3 publications)
  • Molecular Autism (3 publications)
  • Proceedings of the National Academy of Sciences (2 publications)
  • Neuroscience & Biobehavioral Reviews (2 publications)

Best Publications

  • Psychological Stress in Childhood and Susceptibility to the Chronic Diseases of Aging: Moving toward a Model of Behavioral and Biological Mechanisms.

    Gregory E. Miller;Edith Chen;Karen J. Parker

  • The three-hit concept of vulnerability and resilience: toward understanding adaptation to early-life adversity outcome.

    Nikolaos P. Daskalakis;Nikolaos P. Daskalakis;Nikolaos P. Daskalakis;Rosemary C. Bagot;Rosemary C. Bagot;Karen J. Parker;Christiaan H. Vinkers

  • Neuroendocrine aspects of hypercortisolism in major depression.

    Karen J Parker;Alan F Schatzberg;David M Lyons

  • Intranasal oxytocin treatment for social deficits and biomarkers of response in children with autism

    Karen J. Parker;Ozge Oztan;Robin A. Libove;Raena D. Sumiyoshi

  • Emotion dysregulation and the core features of autism spectrum disorder.

    Andrea Christiane Samson;Jennifer M. Phillips;Karen J. Parker;Shweta Shah

  • Circadian and Homeostatic Regulation of Hypocretin in a Primate Model: Implications for the Consolidation of Wakefulness

    Jamie M. Zeitzer;Christine L. Buckmaster;Karen J. Parker;Craig M. Hauck

  • Plasma oxytocin concentrations and OXTR polymorphisms predict social impairments in children with and without autism spectrum disorder.

    Karen J. Parker;Joseph P. Garner;Robin A. Libove;Shellie A. Hyde

  • Intranasal oxytocin administration attenuates the ACTH stress response in monkeys.

    Karen J. Parker;Christine L. Buckmaster;Alan F. Schatzberg;David M. Lyons

  • Oxytocin receptor gene polymorphism (rs2254298) interacts with familial risk for psychopathology to predict symptoms of depression and anxiety in adolescent girls

    Renee J. Thompson;Karen J. Parker;Joachim F. Hallmayer;Christian E. Waugh

  • Cerebrospinal fluid and plasma oxytocin concentrations are positively correlated and negatively predict anxiety in children

    D S Carson;S W Berquist;T H Trujillo;J P Garner

  • Maternal mediation, stress inoculation, and the development of neuroendocrine stress resistance in primates

    Karen J. Parker;Christine L. Buckmaster;Karan Sundlass;Alan F. Schatzberg

  • Stress inoculation-induced indications of resilience in monkeys.

    David M. Lyons;Karen J. Parker

  • Identifying key features of early stressful experiences that produce stress vulnerability and resilience in primates.

    Karen J. Parker;Dario Maestripieri

  • Prospective investigation of stress inoculation in young monkeys.

    Karen J. Parker;Christine L. Buckmaster;Alan F. Schatzberg;David M. Lyons

  • Animal Models of Early Life Stress: Implications for Understanding Resilience

    David M. Lyons;Karen J. Parker;Alan F. Schatzberg

  • Developmental cascades linking stress inoculation, arousal regulation, and resilience

    David M. Lyons;Karen J. Parker;Maor Katz;Alan F. Schatzberg

  • Preliminary evidence that plasma oxytocin levels are elevated in major depression.

    Karen J. Parker;Heather A. Kenna;Jamie M. Zeitzer;Jamie M. Zeitzer;Jennifer Keller

  • Advances in human oxytocin measurement: challenges and proposed solutions

    Unknown

  • A randomized placebo-controlled pilot trial shows that intranasal vasopressin improves social deficits in children with autism

    Karen J. Parker;Ozge Oztan;Robin A. Libove;Noreen Mohsin

  • Effects of intranasal oxytocin on social anxiety in males with fragile X syndrome

    Scott S. Hall;Amy A. Lightbody;Brigid E. McCarthy;Karen J. Parker

  • Central vasopressin administration regulates the onset of facultative paternal behavior in microtus pennsylvanicus (meadow voles).

    Karen J Parker;Theresa M Lee

Frequent Co-Authors

Joseph P. Garner
Joseph P. Garner Stanford University
Alan F. Schatzberg
Alan F. Schatzberg Stanford University
John P. Capitanio
John P. Capitanio University of California, Davis
Dario Maestripieri
Dario Maestripieri University of Chicago
Jennifer M. Phillips
Jennifer M. Phillips Stanford University
James P. Higham
James P. Higham New York University
Jamie M. Zeitzer
Jamie M. Zeitzer Stanford University
Brenda McCowan
Brenda McCowan University of California, Davis
Rosemary C. Bagot
Rosemary C. Bagot McGill University
James J. Gross
James J. Gross Stanford University

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