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D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Psychology 43 7162 6678 3877 3524 148 9799

Keith Smolkowski publications per year

The chart shows the history of publications by Keith Smolkowski between 1994 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Keith Smolkowski published across 32 years, from 1994 to 2025, averaging 5.4 papers a year. Output peaked at 15 publications in 2016. 11 of the 173 publications appeared in the last two years.

No. of publications
5 10 15
Bar chart. Horizontal axis: year, 1994 to 2025. Vertical axis: number of publications, 0 to 15. Peak 15 publications in 2016. 1994: 1 publication 1995: 2 publications 1996: 1 publication 1997: 1 publication 1998: 0 publications 1999: 3 publications 2000: 3 publications 2001: 0 publications 2002: 5 publications 2003: 0 publications 2004: 0 publications 2005: 2 publications 2006: 2 publications 2007: 1 publication 2008: 11 publications 2009: 3 publications 2010: 3 publications 2011: 5 publications 2012: 9 publications 2013: 8 publications 2014: 9 publications 2015: 10 publications 2016: 15 publications 2017: 10 publications 2018: 9 publications 2019: 12 publications 2020: 7 publications 2021: 11 publications 2022: 12 publications 2023: 7 publications 2024: 5 publications 2025: 6 publications
1994 2025

173 publications in total across all disciplines

View publications per year as a table
Keith Smolkowski: publications per year, 1994 to 2025
Year Publications
1994 1
1995 2
1996 1
1997 1
1998 0
1999 3
2000 3
2001 0
2002 5
2003 0
2004 0
2005 2
2006 2
2007 1
2008 11
2009 3
2010 3
2011 5
2012 9
2013 8
2014 9
2015 10
2016 15
2017 10
2018 9
2019 12
2020 7
2021 11
2022 12
2023 7
2024 5
2025 6
Total 173
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Keith Smolkowski 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 Keith Smolkowski sits on this spectrum.

No. of scientists
200 400 600
Bar chart with 69 bars. Horizontal axis: publications, 31–40 to 705+. Vertical axis: number of scientists, 0 to 736. Most scientists, 736, have 101–110 publications. The last bar groups every scientist with 705 publications or more. The highlighted bar, 141–150 publications, is where this scientist sits. 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
31–40 publications 705+

This scientist: 148 publications — 48th percentile

48% of scientists in this discipline score the same or lower.

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

View publications distribution as a table
Number of Psychology scientists by publication count, Research.com 2026 ranking edition. Based on 11,416 ranked scientists.
Publications Scientists This scientist
31–40 6
41–50 52
51–60 138
61–70 299
71–80 461
81–90 605
91–100 713
101–110 736
111–120 686
121–130 670
131–140 644
141–150 597 148
151–160 576
161–170 477
171–180 450
181–190 397
191–200 343
201–210 328
211–220 313
221–230 283
231–240 226
241–250 196
251–260 201
261–270 171
271–280 151
281–290 139
291–300 113
301–310 102
311–320 100
321–330 76
331–340 92
341–350 85
351–360 69
361–370 71
371–380 63
381–390 58
391–400 57
401–410 43
411–420 33
421–430 50
431–440 41
441–450 32
451–460 27
461–470 28
471–480 25
481–490 28
491–500 20
501–510 23
511–520 26
521–530 17
531–540 21
541–550 14
551–560 16
561–570 10
571–580 22
581–590 9
591–600 14
601–610 9
611–620 11
621–630 4
631–640 7
641–650 5
651–660 10
661–670 8
671–680 8
681–690 4
691–700 3
701–704 4
705+ 100
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Keith Smolkowski 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 Keith Smolkowski sits on this spectrum.

No. of scientists
200 400 600
Bar chart with 58 bars. Horizontal axis: D-Index, 30–31 to 144+. Vertical axis: number of scientists, 0 to 702. Most scientists, 702, have 32–33 D-Index. The last bar groups every scientist with 144 D-Index or more. The highlighted bar, 42–43 D-Index, is where this scientist sits. 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
30–31 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.

View D-Index distribution as a table
Number of Psychology scientists by D-index, Research.com 2026 ranking edition. Based on 11,416 ranked scientists.
D-Index Scientists This scientist
30–31 398
32–33 702
34–35 671
36–37 659
38–39 641
40–41 671
42–43 617 43
44–45 558
46–47 495
48–49 487
50–51 445
52–53 390
54–55 408
56–57 345
58–59 325
60–61 321
62–63 248
64–65 290
66–67 218
68–69 219
70–71 215
72–73 183
74–75 169
76–77 132
78–79 137
80–81 120
82–83 112
84–85 86
86–87 101
88–89 83
90–91 77
92–93 70
94–95 78
96–97 58
98–99 53
100–101 57
102–103 48
104–105 53
106–107 46
108–109 24
110–111 35
112–113 27
114–115 32
116–117 31
118–119 22
120–121 16
122–123 24
124–125 18
126–127 11
128–129 19
130–131 10
132–133 16
134–135 10
136–137 12
138–139 8
140–141 5
142–143 12
144+ 98
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Overview

Keith Smolkowski is affiliated with the Oregon Research Institute in the United States and has contributions spanning Social Sciences and Psychology, with a particular focus on Education and Developmental and Educational Psychology. Their publication record includes significant topics such as cognitive and developmental aspects of mathematical skills, behavioral and psychological studies, reading and literacy development, mathematics education and teaching techniques, early childhood education and development, disability education and employment, and parental involvement in education.

Frequent coauthors in their work include Ben Clarke, Derek Kosty, Christian T. Doabler, Marah Sutherland, and Jessica Turtura. Their research has been published repeatedly in venues such as School Psychology, Exceptional Children, The Elementary School Journal, Journal of Learning Disabilities, and Psychology in the Schools.

Selected recent papers include:

  • Equity-focused PBIS approach reduces racial inequities in school discipline: A randomized controlled trial., 2021, School Psychology
  • A Conceptual Replication Study of the Enhanced Core Reading Instruction MTSS-Reading Model, 2020, Exceptional Children
  • Awareness Is Not Enough: A Double-Blind Randomized Controlled Trial of the Effects of Providing Discipline Disproportionality Data Reports to School Administrators, 2020, Educational Researcher
  • Examining the Efficacy of a Kindergarten Mathematics Intervention by Group Size and Initial Skill, 2020, The Elementary School Journal
  • Using Direct Observation to Document "Practice-Based Evidence" of Evidence-Based Mathematics Instruction, 2020, Journal of Learning Disabilities

Their work explores a variety of education-related challenges, often employing experimental and observational methodologies to assess interventions and instructional strategies. The intersection of behavioral analysis, developmental psychology, and educational outcomes is a consistent theme in their contributions.

Best Publications

  • A Randomized, Wait-List Controlled Effectiveness Trial Assessing School-Wide Positive Behavior Support in Elementary Schools.

    Robert H. Horner;George Sugai;Keith Smolkowski;Lucille Eber

  • Development of Adolescent Problem Behavior

    Dennis V. Ary;Terry E. Duncan;Anthony Biglan;Carol W. Metzler

  • The social context for risky sexual behavior among adolescents

    Carol W. Metzler;John Noell;Anthony Biglan;Dennis Ary

  • Peer and parental influences on adolescent tobacco use

    Anthony Biglan;Terry E. Duncan;Dennis V. Ary;Keith Smolkowski

  • The relative contribution of subjective office referrals to racial disproportionality in school discipline.

    Erik J. Girvan;Cody Gion;Kent McIntosh;Keith Smolkowski

  • The Efficacy of Supplemental Instruction in Decoding Skills for Hispanic and Non-Hispanic Students in Early Elementary School

    Barbara Gunn;Anthony Biglan;Keith Smolkowski;Dennis Ary

  • Reading Fluency as a Predictor of Reading Proficiency in Low-Performing, High-Poverty Schools.

    Scott K. Baker;Keith Smolkowski;Rachell Katz;Hank Fien

  • A randomised controlled trial of a community intervention to prevent adolescent tobacco use

    Anthony Biglan;Dennis V Ary;Keith Smolkowski;Terry Duncan

  • Vulnerable Decision Points for Disproportionate Office Discipline Referrals: Comparisons of Discipline for African American and White Elementary School Students.

    Keith Smolkowski;Erik J. Girvan;Kent McIntosh;Rhonda N. T. Nese

  • Education Not Incarceration: A Conceptual Model for Reducing Racial and Ethnic Disproportionality in School Discipline.

    Kent McIntosh;Erik J. Girvan;Robert H Horner;Keith Smolkowski

  • Considerations for the systematic analysis and use of single-case research.

    Robert H. Horner;Hariharan Swaminathan;George Sugai;Keith Smolkowski

  • What Is Measured in Mathematics Tests? Construct Validity of Curriculum-Based Mathematics Measures

    Robin Schul Thurber;Mark R. Shinn;Keith Smolkowski

  • Promoting social–emotional competence: An evaluation of the elementary version of Second Step®.

    Sabina Low;Clayton R. Cook;Keith Smolkowski;Jodie Buntain-Ricklefs

  • Early elementary school intervention to reduce conduct problems: a randomized trial with Hispanic and non-Hispanic children.

    Manuel Barrera;Anthony Biglan;Ted K. Taylor;Barbara K. Gunn

  • The effectiveness of a parenting skills program for parents of middle school students in small communities.

    A. Blair Irvine;Anthony Biglan;Keith Smolkowski;Carol W. Metzler

  • The value of the Parenting Scale for measuring the discipline practices of parents of middle school children.

    A.Blair Irvine;Anthony Biglan;Keith Smolkowski;Dennis V Ary

  • Supplemental Instruction in Decoding Skills for Hispanic and Non-Hispanic Students in Early Elementary School A Follow-Up

    Barbara Gunn;Keith Smolkowski;Anthony Biglan;Carol Black

  • Preventing Early Mathematics Difficulties: The Feasibility of a Rigorous Kindergarten Mathematics Curriculum.

    David J. Chard;Scott K. Baker;Ben Clarke;Kathleen Jungjohann

  • Fostering the Development of Reading Skill Through Supplemental Instruction Results for Hispanic and Non-Hispanic Students

    Barbara Gunn;Keith Smolkowski;Anthony Biglan;Carol Black

  • The Impact of a Comprehensive Tier I Core Kindergarten Program on the Achievement of Students at Risk in Mathematics

    Ben Clarke;Keith Smolkowski;Scott K. Baker;Hank Fien

Frequent Co-Authors

Scott K. Baker
Scott K. Baker Southern Methodist University
Anthony Biglan
Anthony Biglan Oregon Research Institute
Kent McIntosh
Kent McIntosh University of Oregon
John R. Seeley
John R. Seeley University of Oregon
Dennis V. Ary
Dennis V. Ary Oregon Research Institute
Robert H. Horner
Robert H. Horner University of Oregon
Lisa A. Strycker
Lisa A. Strycker Oregon Research Institute
David J. Chard
David J. Chard Southern Methodist University
Edward J. Kameenui
Edward J. Kameenui University of Oregon
Terry E. Duncan
Terry E. Duncan Oregon Research Institute

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