World's Best Scientists 2026 revealed!

D-Index & Metrics

Psychology

D-Index
57
Citations
12495
World Ranking
4034
National Ranking
2258

Leonard J Abbeduto 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 Leonard J Abbeduto 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: 227 publications — 76th percentile

76% of scientists in this discipline score the same or lower.

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

Leonard J Abbeduto 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 Leonard J Abbeduto 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: 57 D-Index — 66th percentile

66% 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

  • 2015 - Fellow of the American Psychological Association (APA)

Overview

Leonard J Abbeduto is affiliated with the University of California, Davis in the United States. Their research spans multiple fields including Neuroscience, Psychology, and Biochemistry, Genetics and Molecular Biology. Within these fields, their work often focuses on subfields such as Cognitive Neuroscience, Genetics, Clinical Psychology, Developmental and Educational Psychology, and Public Health, Environmental and Occupational Health.

Abbeduto's research addresses several main topics, notably Autism Spectrum Disorder Research, Genetics and Neurodevelopmental Disorders, Family and Disability Support Research, Language Development and Disorders, Down syndrome and intellectual disability research, Child Development and Digital Technology, and Attention Deficit Hyperactivity Disorder.

Their publications include recent papers such as:

  • Opportunities, barriers, and recommendations in Down syndrome research, 2021, Translational Science of Rare Diseases
  • Pre-symptomatic intervention for autism spectrum disorder (ASD): defining a research agenda, 2021, Journal of Neurodevelopmental Disorders
  • Integrated gene analyses of de novo variants from 46,612 trios with autism and developmental disorders, 2022, Proceedings of the National Academy of Sciences
  • Controlled trial of lovastatin combined with an open-label treatment of a parent-implemented language intervention in youth with fragile X syndrome, 2020, Journal of Neurodevelopmental Disorders
  • Evaluation of Upper Airway Stimulation for Adolescents With Down Syndrome and Obstructive Sleep Apnea, 2022, JAMA Otolaryngology-Head & Neck Surgery

Frequent co-authors of Abbeduto include:

  • Angela John Thurman
  • Randi J. Hagerman
  • Jamie O. Edgin
  • Anna J. Esbensen
  • Elizabeth Berry-Kravis

Abbeduto's research has been published often in venues such as the Journal of Neurodevelopmental Disorders, American Journal on Intellectual and Developmental Disabilities, Journal of Intellectual Disability Research, Brain Sciences, and Frontiers in Psychiatry.

In 2015, Leonard J Abbeduto was recognized as a Fellow of the American Psychological Association (APA).

Best Publications

  • Psychological well-being and coping in mothers of youths with autism, Down syndrome, or fragile X syndrome

    Leonard J Abbeduto;Marsha Mailick Seltzer;Paul Shattuck;Marty Wyngaarden Krauss

  • Trajectory of development in adolescents and adults with autism

    Marsha Mailick Seltzer;Paul Shattuck;Leonard J Abbeduto;Jan S. Greenberg

  • Language development in Down syndrome: From the prelinguistic period to the acquisition of literacy

    Leonard J Abbeduto;Steven F. Warren;Frances A. Conners

  • SPARK: A US Cohort of 50,000 Families to Accelerate Autism Research

    Pamela Feliciano;Amy M. Daniels;LeeAnne Green Snyder;Amy Beaumont

  • Language development and fragile X syndrome: profiles, syndrome-specificity, and within-syndrome differences.

    Leonard J Abbeduto;Nancy Brady;Sara T. Kover

  • Receptive Language Skills of Adolescents and Young Adults With Down or Fragile X Syndrome

    Leonard J Abbeduto;Melissa M. Murphy;Stephanie W. Cawthon;Erica K. Richmond

  • Cognitive, language and social‐cognitive skills of individuals with fragile X syndrome with and without autism

    P. Lewis;Leonard J Abbeduto;M. Murphy;E. Richmond

  • The linguistic and cognitive profile of Down syndrome: evidence from a comparison with fragile X syndrome.

    Leonard Abbeduto;Melissa Pavetto;Erica Kesin;Michelle Weissman

  • Family experiences associated with a child's diagnosis of fragile X or Down syndrome: evidence for disruption and resilience.

    Julie Poehlmann;Melissa Clements;Leonard J Abbeduto;Venous Farsad

  • Language and communication in fragile X syndrome

    Leonard Abbeduto;Randi Jenssen Hagerman;Randi Jenssen Hagerman

  • Expressive Language Profiles of Verbally Expressive Adolescents and Young Adults With Down Syndrome or Fragile X Syndrome

    Lizbeth H. Finestack;Leonard J Abbeduto

  • Outcome measures for clinical trials in fragile X syndrome.

    Elizabeth Berry-Kravis;David R Hessl;Leonard J Abbeduto;Allan L. Reiss

  • The fragile X syndrome-autism comorbidity: what do we really know?

    Leonard J Abbeduto;Andrea McDuffie;Angela John Thurman

  • Receptive Vocabulary in Boys with Autism Spectrum Disorder: Cross-Sectional Developmental Trajectories

    Sara T. Kover;Andrea S. McDuffie;Randi J Hagerman;Leonard J Abbeduto

  • Language Development in Individuals with Fragile X Syndrome

    Lizbeth H. Finestack;Erica K. Richmond;Leonard J Abbeduto

  • iPSC-derived forebrain neurons from FXS individuals show defects in initial neurite outgrowth.

    Matthew E. Doers;Michael T. Musser;Robert Nichol;Erich R. Berndt

  • Updated report on tools to measure outcomes of clinical trials in fragile X syndrome.

    Dejan B. Budimirovic;Elizabeth Berry-Kravis;Craig A. Erickson;Scott S. Hall

  • Outcome Measures for Clinical Trials in Down Syndrome.

    Anna J Esbensen;Stephen R Hooper;Deborah Fidler;Sigan L Hartley

  • Psychological Well-being in Fathers of Adolescents and Young Adults with Down Syndrome, Fragile X Syndrome, and Autism.

    Sigan L. Hartley;Marsha Mailick Seltzer;Lara Head;Leonard J Abbeduto

  • Indicators of Linguistic Competence in the Peer Group Conversational Behavior of Mildly Retarded Adults.

    Sheldon Rosenberg;Leonard J Abbeduto

  • Psychological well-being of mothers of youth with fragile X syndrome: syndrome specificity and within-syndrome variability

    Pamela Lewis;Leonard J Abbeduto;M. Murphy;E. Richmond

Frequent Co-Authors

Randi J Hagerman
Randi J Hagerman University of California, Davis
Jane E. Roberts
Jane E. Roberts University of South Carolina
Elizabeth Berry-Kravis
Elizabeth Berry-Kravis Rush University Medical Center
Craig A. Erickson
Craig A. Erickson Cincinnati Children's Hospital Medical Center
Marsha Mailick Seltzer
Marsha Mailick Seltzer University of Wisconsin–Madison
Wendy Machalicek
Wendy Machalicek University of Oregon
Stephanie L. Sherman
Stephanie L. Sherman Emory University
Danielle J Harvey
Danielle J Harvey University of California, Davis
David R Hessl
David R Hessl University of California, Davis
Jan S. Greenberg
Jan S. Greenberg University of Wisconsin–Madison

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