World's Best Scientists 2026 revealed!

D-Index & Metrics

Psychology

D-Index
95
Citations
33852
World Ranking
768
National Ranking
483

Brian A. Iwata 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 Brian A. Iwata 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: 231 publications — 77th percentile

77% of scientists in this discipline score the same or lower.

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

Brian A. Iwata 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 Brian A. Iwata 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: 95 D-Index — 93rd percentile

93% 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

  • 1984 - Fellow of the American Psychological Association (APA)

Overview

Brian A. Iwata was affiliated with the University of Florida in the United States. Their research contributions were primarily situated within the fields of psychology and neuroscience, with a focus on developmental and educational psychology, cognitive neuroscience, psychiatry and mental health, clinical psychology, and ecology, evolution, behavior and systematics.

The main areas of study encompassed behavioral and psychological studies, autism spectrum disorder research, attention deficit hyperactivity disorder, child and adolescent psychosocial and emotional development, as well as plant and fungal interactions.

Frequent publication venues for their work included the Journal of Applied Behavior Analysis, Behavior Analysis Research and Practice, Perspectives on Behavior Science, and Behavioral Interventions.

Among recent papers associated with their research are:

  • Further evaluation of functional analysis screening methods in early autism intervention, 2022, Journal of Applied Behavior Analysis
  • The Stealing Inventory: A preliminary investigation., 2022, Behavior Analysis Research and Practice
  • Nathan H. Azrin: A Case Study in Research Translation in Behavior Science, 2021, Perspectives on Behavior Science
  • Problem behavior maintained by a precurrent relation, 2022, Behavioral Interventions

Frequent collaborators in their scholarly activities included Crystal M. Slanzi, Timothy R. Vollmer, Faris R. Kronfli, Lisa Pabst Williams, and Brandon C. Perez.

Brian A. Iwata was recognized as a Fellow of the American Psychological Association (APA) in 1984.

Best Publications

  • TOWARD A FUNCTIONAL ANALYSIS OF SELF-INJURY

    Brian A. Iwata;Michael F. Dorsey;Keith J. Slifer;Kenneth E. Bauman

  • Evaluation of a multiple-stimulus presentation format for assessing reinforcer preferences.

    Iser G. DeLeon;Brian A. Iwata

  • FUNCTIONAL ANALYSIS OF PROBLEM BEHAVIOR: A REVIEW

    Gregory P. Hanley;Brian A. Iwata;Brandon E. McCord

  • THE FUNCTIONS OF SELF‐INJURIOUS BEHAVIOR: AN EXPERIMENTAL‐EPIDEMIOLOGICAL ANALYSIS

    Brian A. Iwata;Gary M. Pace;Michael F. Dorsey;Jennifer R. Zarcone

  • Assessment of stimulus preference and reinforcer value with profoundly retarded individuals.

    Gary M. Pace;Martin T. Ivancic;Glynnis L. Edwards;Brian A. Iwata

  • Thirty years of research on the functional analysis of problem behavior.

    Gracie A. Beavers;Brian A. Iwata;Dorothea C. Lerman

  • The role of attention in the treatment of attention-maintained self-injurious behavior: noncontingent reinforcement and differential reinforcement of other behavior.

    Timothy R. Vollmer;Brian A. Iwata;Jennifer R. Zarcone;Richard G. Smith

  • THE RIGHT TO EFFECTIVE BEHAVIORAL TREATMENT

    Ron Van Houten;Saul Axelrod;John S. Bailey;Judith E. Favell

  • What makes extinction work: an analysis of procedural form and function.

    Brian A. Iwata;Gary M. Pace;Glynnis Edwards Cowdery;Raymond G. Miltenberger

  • Experimental analysis and extinction of self-injurious escape behavior.

    Brian A. Iwata;Gary M. Pace;Michael J. Kalsher;Glynnis Edwards Cowdery

  • Skill acquisition in the implementation of functional analysis methodology.

    Brian A. Iwata;Michele D. Wallace;Sung Woo Kahng;Jana S. Lindberg

  • The experimental (functional) analysis of behavior disorders: Methodology, applications, and limitations.

    Brian A. Iwata;Timothy R. Vollmer;Jennifer R. Zarcone

  • SIDE EFFECTS OF EXTINCTION: PREVALENCE OF BURSTING AND AGGRESSION DURING THE TREATMENT OF SELF-INJURIOUS BEHAVIOR

    Dorothea C. Lerman;Brian A. Iwata;Michele D. Wallace

  • Clinical Application of Functional Analysis Methodology

    Brian A. Iwata;Claudia L. Dozier

  • DESCRIPTIVE AND EXPERIMENTAL ANALYSES OF VARIABLES MAINTAINING SELF-INJURIOUS BEHAVIOR

    Dorothea C. Lerman;Brian A. Iwata

  • Behavioral Treatment of Self-Injury, 1964 to 2000

    Sung Woo Kahng;Brian A. Iwata;Adam B. Lewin

  • REINFORCEMENT SCHEDULE THINNING FOLLOWING TREATMENT WITH FUNCTIONAL COMMUNICATION TRAINING

    Gregory P. Hanley;Brian A. Iwata;Rachel H. Thompson

  • DEVELOPING A TECHNOLOGY FOR THE USE OF OPERANT EXTINCTION IN CLINICAL SETTINGS: AN EXAMINATION OF BASIC AND APPLIED RESEARCH

    Dorothea C. Lerman;Brian A. Iwata

  • CLASSROOM APPLICATION OF A TRIAL-BASED FUNCTIONAL ANALYSIS

    Sarah E. Bloom;Brian A. Iwata;Jennifer N. Fritz;Eileen M. Roscoe

  • Reliability and validity of the functional analysis screening tool.

    Brian A. Iwata;Iser G. DeLeon;Eileen M. Roscoe

  • TOWARD THE DEVELOPMENT OF STRUCTURED CRITERIA FOR INTERPRETATION OF FUNCTIONAL ANALYSIS DATA

    Louis P. Hagopian;Wayne W. Fisher;Rachel H. Thompson;Jamie Owen-Deschryver

Frequent Co-Authors

Sung Woo Kahng
Sung Woo Kahng Rutgers, The State University of New Jersey
Dorothea C. Lerman
Dorothea C. Lerman University of Houston - Clear Lake
Jennifer R. Zarcone
Jennifer R. Zarcone Johns Hopkins University School of Medicine
Timothy R. Vollmer
Timothy R. Vollmer University of Florida
Gregory P. Hanley
Gregory P. Hanley Western New England University
Rachel H. Thompson
Rachel H. Thompson Western New England University
Iser G. DeLeon
Iser G. DeLeon University of Florida
Nancy A. Neef
Nancy A. Neef The Ohio State University
Leonard A. Jason
Leonard A. Jason DePaul University
Wayne W. Fisher
Wayne W. Fisher Rutgers, The State University of New Jersey

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Related Online Degrees & Career Pathways

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