World's Best Scientists 2026 revealed!

D-Index & Metrics

Psychology

D-Index
85
Citations
36758
World Ranking
1169
National Ranking
726

Erik G. Willcutt 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 Erik G. Willcutt 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: 196 publications — 68th percentile

68% of scientists in this discipline score the same or lower.

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

Erik G. Willcutt 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 Erik G. Willcutt 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: 85 D-Index — 90th percentile

90% of scientists in this discipline score the same or lower.

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

Overview

Erik G. Willcutt is affiliated with the University of Colorado Boulder in the United States. Their research primarily spans the fields of Psychology and Medicine, with a particular focus on Psychiatry and Mental Health, Developmental and Educational Psychology, Cognitive Neuroscience, Experimental and Cognitive Psychology, and Education.

Their scientific work addresses several main topics related to neurodevelopmental and cognitive domains. These include Attention Deficit Hyperactivity Disorder, Reading and Literacy Development, Neural and Behavioral Psychology Studies, Cognitive and Developmental Aspects of Mathematical Skills, Genetics and Neurodevelopmental Disorders, Functional Brain Connectivity Studies, and Writing and Handwriting Education.

Among recent scholarly contributions, several papers highlight key areas of inquiry:

  • Report of a Work Group on Sluggish Cognitive Tempo: Key Research Directions and a Consensus Change in Terminology to Cognitive Disengagement Syndrome (2022), published in the Journal of the American Academy of Child & Adolescent Psychiatry
  • Genome-wide association study reveals new insights into the heritability and genetic correlates of developmental dyslexia (2020), published in Molecular Psychiatry
  • Genome-wide analyses of individual differences in quantitatively assessed reading- and language-related skills in up to 34,000 people (2022), published in Proceedings of the National Academy of Sciences
  • How Specific Are Learning Disabilities? (2021), published in Journal of Learning Disabilities
  • Sluggish Cognitive Tempo and Neuropsychological Functioning (2021), published in Research on Child and Adolescent Psychopathology

These publications reflect engagement with both genetic and neuropsychological aspects of developmental disorders and cognitive functioning.

Frequent coauthors collaborating with Willcutt include:

  • Bruce F. Pennington
  • Richard K. Olson
  • Daniel R. Leopold
  • Stephen A. Petrill
  • John C. DeFries

This network of collaborators indicates sustained research partnerships in related areas.

The scientist's work appears regularly in notable academic venues such as:

  • Journal of Learning Disabilities
  • Research on Child and Adolescent Psychopathology
  • bioRxiv (Cold Spring Harbor Laboratory)
  • Journal of Attention Disorders
  • Journal of the American Academy of Child & Adolescent Psychiatry

These journals reflect a focus on developmental disabilities, child psychology, experimental research, and clinical child and adolescent psychiatry.

Best Publications

  • Validity of the executive function theory of attention-deficit/hyperactivity disorder: a meta-analytic review.

    Erik G. Willcutt;Alysa E. Doyle;Joel T. Nigg;Stephen V. Faraone

  • The Prevalence of DSM-IV Attention-Deficit/Hyperactivity Disorder: A Meta-Analytic Review

    Erik G. Willcutt

  • ADHD prevalence estimates across three decades: an updated systematic review and meta-regression analysis

    Guilherme V Polanczyk;Erik G Willcutt;Giovanni A Salum;Christian Kieling

  • Causal heterogeneity in attention-deficit/hyperactivity disorder: do we need neuropsychologically impaired subtypes?

    Joel T. Nigg;Erik G. Willcutt;Alysa E. Doyle;Edmund J.S. Sonuga-Barke

  • Validity of DSM-IV attention deficit/hyperactivity disorder symptom dimensions and subtypes.

    Erik G. Willcutt;Joel T. Nigg;Bruce F. Pennington;Mary V. Solanto

  • Neuropsychological Analyses of Comorbidity Between Reading Disability and Attention Deficit Hyperactivity Disorder: In Search of the Common Deficit

    Erik G Willcutt;Bruce F Pennington;Richard K Olson;Nomita Chhabildas

  • Comorbidity of Reading Disability and Attention-Deficit/ Hyperactivity Disorder Differences by Gender and Subtype

    Erik G. Willcutt;Bruce F. Pennington

  • Psychiatric comorbidity in children and adolescents with reading disability.

    Erik G. Willcutt;Bruce F. Pennington

  • A Comparison of the Neuropsychological Profiles of the DSM-IV Subtypes of ADHD

    Nomita Chhabildas;Bruce F. Pennington;Erik G. Willcutt

  • Instability of the DSM-IV Subtypes of ADHD From Preschool Through Elementary School

    Benjamin B. Lahey;William E. Pelham;Jan Loney;Steve S. Lee

  • A comparison of the cognitive deficits in reading disability and attention-deficit/hyperactivity disorder.

    Erik G. Willcutt;Bruce F. Pennington;Richard Boada;Jamie S. Ogline

  • Executive Dysfunction and Delay Aversion in Attention Deficit Hyperactivity Disorder: Nosologic and Diagnostic Implications

    Edmund J.S. Sonuga-Barke;Edmund J.S. Sonuga-Barke;Edmund J.S. Sonuga-Barke;Joseph A. Sergeant;Joel Nigg;Erik Willcutt

  • Validity of DSM-IV attention-deficit/hyperactivity disorder for younger children

    Benjamin B. Lahey;William E. Pelham;Mark A. Stein;Jan Loney

  • Processing speed deficits in attention deficit/hyperactivity disorder and reading disability.

    Michelle A. Shanahan;Bruce F. Pennington;Benjamin E. Yerys;Ashley Scott

  • Behavioral disinhibition: liability for externalizing spectrum disorders and its genetic and environmental relation to response inhibition across adolescence.

    Susan E. Young;Naomi P. Friedman;Akira Miyake;Erik G. Willcutt

  • Big Five dimensions and ADHD symptoms: Links between personality traits and clinical symptoms.

    Joel T. Nigg;Oliver P. John;Lisa G. Blaskey;Cynthia L. Huang-Pollock

  • Comorbidity Between Reading Disability and Math Disability Concurrent Psychopathology, Functional Impairment, and Neuropsychological Functioning

    Erik G. Willcutt;Stephen A. Petrill;Sarah Wu;Richard Boada

  • Etiology and neuropsychology of comorbidity between RD and ADHD: the case for multiple-deficit models.

    Erik G. Willcutt;Rebecca S. Betjemann;Lauren M. McGrath;Nomita A. Chhabildas

  • Predicting Word Reading and Comprehension with Executive Function and Speed Measures Across Development: A Latent Variable Analysis

    Micaela E. Christopher;Akira Miyake;Janice M. Keenan;Bruce Pennington

  • Effect of Stimulant Medication on Children with Attention Deficit Disorder: A “Review of Reviews”

    James M. Swanson;Keith McBurnett;Tim Wigal;Linda J. Pfiffner

  • Three-year predictive validity of DSM-IV attention deficit hyperactivity disorder in children diagnosed at 4-6 years of age.

    Benjamin B Lahey;William E Pelham;Jan Loney;Heidi Kipp

Frequent Co-Authors

Richard K. Olson
Richard K. Olson University of Colorado Boulder
Bruce F. Pennington
Bruce F. Pennington University of Denver
John C. DeFries
John C. DeFries University of Colorado Boulder
Sally J. Wadsworth
Sally J. Wadsworth University of Colorado Boulder
Stefan Samuelsson
Stefan Samuelsson Linköping University
Brian Byrne
Brian Byrne University of New England
Robin P. Corley
Robin P. Corley University of Colorado Boulder
Janice M. Keenan
Janice M. Keenan University of Denver
Stephen A. Petrill
Stephen A. Petrill The Ohio State University
Marie T. Banich
Marie T. Banich University of Colorado Boulder

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