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  • Richard Wagner
  • Christopher Lonigan
  • Laura Segebart DeThorne

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Project
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The within- and cross-language correlation between phonological awareness and reading in African contexts: a meta-analysis
Description: In the present study, we conduct a meta-analysis of the PA-reading relationship for participants in African contexts.
Investigators: Maxine Schaefer, Mikaela Daries, Richard Wagner
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Reading for Understanding Initiative
Description: Overarching Project Goals:
Investigators: Christopher Lonigan, Carol Connor, Richard Wagner, Michael Kaschak, Ralph Radach, Chris Schatschneider, Beth Phillips, Stephanie Al Otaiba, Young-Suk Kim, Kenn Apel, Shurita Thomas-Tate
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Longitudinal Study on Reading and Writing at the Word, Sentence, and Text Levels
Description: The data within this project comprise a four year longitudinal study assessing various aspects of literacy including decoding, fluency, vocabulary, reading comprehension, listening comprehension, working memory and writing. Participants were tested on all measures once a year, approximately one year apart.
Investigators: Yusra Ahmed, Richard Wagner, Danielle Lopez
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Preschool Classification and Prevention of Reading Disabilities
Description: The primary goal of this project was to learn more about reading disabilities, particularly how they are displayed prior to entry into formal schooling and the emergence of conventional reading skills.
Investigators: Christopher Lonigan
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Western Reserve Reading and Math Project
Description: The Western Reserve Reading and Math Project (WRRMP) is a NIH funded longitudinal study on child development. The project has collected data annually for 15 years, with data on approximately 450 twin pairs collected during this time. The project has had several focal points throughout its history.
Investigators: Stephen Petrill, Lee Thompson, Laura Segebart DeThorne, Robert Plomin, Chris Schatschneider
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RAmeta - Study Quality table
Part of Project: Reading Anxiety and Reading Achievement: A Meta-Analysis
Description: This is a spreadsheet format of table 3 that is included in the manuscript. Table 3 reports the study quality of the studies included in the reading anxiety meta-analysis. 14 quality indicators were selected from a suggested list by Protogerou and Hagger (2020) and adapted slightly in some cases to fit our current meta-analysis topic.
Investigators: Rachelle Johnson, Maxine Schaefer, Cynthia U. Norris, Richard Wagner, Sara A. Hart
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RAmeta - table of reading anxiety measures
Part of Project: Reading Anxiety and Reading Achievement: A Meta-Analysis
Description: This is a spreadsheet format of table 4 that is included in the manuscript. Table 4 reports the reading anxiety measure used in each of 44 studies included in the reading anxiety meta-analysis.
Investigators: Rachelle Johnson, Maxine Schaefer, Cynthia U. Norris, Richard Wagner, Sara A. Hart
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Longitudinal Study on Reading and Writing at the Word, Sentence, and Text Levels
Part of Project: Longitudinal Study on Reading and Writing at the Word, Sentence, and Text Levels
Description: This dataset is longitudinal in nature, comprising data from school years (2007/2008-2010/2011) following students in grade 1 to grade 4. Measures were chosen to provide a wide array of both reading and writing measures, encompassing reading and writing skills at the word, sentence, and larger passage or text levels.
Investigators: Yusra Ahmed, Richard Wagner, Danielle Lopez
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Behavior and Environment Survey
Part of Project: Florida Twin Project on Reading, Behavior, and Environment
Description: This dataset contains results from the initial survey assessment completed by parents and twins (who were 9 years or older) regarding the twin pair's environments and behaviors (2010). T
Investigators: Chris Schatschneider, Christopher Lonigan, Jeanette Taylor
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WRRMP Full data (all waves)
Part of Project: Western Reserve Reading and Math Project
Description: This dataset contains all longitudinal data for the entirety of the WRRMP. This includes 10 waves worth of twin data, with extensive reading, math, behavioral, and environmental measures. Due to the twin nature of the data, data is presented as both long and wide, with each twin represented twice within the dataset.
Investigators: Stephen Petrill, Lee Thompson, Robert Plomin, Laura Segebart DeThorne, Chris Schatschneider
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Document
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Longitudinal Study on Reading and Writing Codebook/Data Guide
Part of Project: Longitudinal Study on Reading and Writing at the Word, Sentence, and Text Levels
Description: This document provides information regarding the naming of variables within the dataset, as well as information regarding the specific tests and subtests included in said dataset.
Investigators: Yusra Ahmed, Richard Wagner, Dr. Fotena Zirps
Document Type: Codebook
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Behavior and Environment Survey Codebook
Part of Project: Florida Twin Project on Reading, Behavior, and Environment
Description: This codebook contains information on variables within the Behavior and Environment Survey dataset. This codebook corresponds to both the parent and twin self-report survey data.
Investigators: Chris Schatschneider, Christopher Lonigan, Jeanette Taylor
Document Type: Codebook
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Document
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Reading for Understanding Codebook
Part of Project: Reading for Understanding Initiative
Description: This codebook contains information on the related Reading for Understanding project's data and measures.
Investigators: Christopher Lonigan
Document Type: Codebook
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Preschool Classification and Prevention of Reading Disabilities Codebook
Part of Project: Preschool Classification and Prevention of Reading Disabilities
Description: Codebook for the Preschool Classification and Prevention of Reading Disabilities PreK measures.
Investigators: Christopher Lonigan
Document Type: Codebook
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Content Type

  • Dataset (5)
  • Project (5)
  • Document (4)

Constructs

  • Anxiety (2)
  • Attention-deficit/hyperactivity disorder [ADHD] (2)
  • Decoding (2)
  • Depression (2)
  • Reading Comprehension (2)
  • Temperament (2)
  • Applied Problems (1)
  • Arithmetic (1)
  • Calculation (1)
  • Conduct Disorder (1)
  • country (1)
  • cronbach alpha (1)
  • Disposition (1)
  • Effortful Control (1)
  • Executive Function [EF] (1)
  • Family Home Environment (1)
  • Grit (1)
  • Language (1)
  • Number Problems (1)
  • Oppositional Defiant Disorder (ODD) (1)
  • Oral Language (1)
  • Peer Influence (1)
  • Personality (1)
  • Positive And Negative Affect (1)
  • Rapid Naming [RAN] (1)
  • Reading Achievement (1)
  • Reading Anxiety (1)
  • Reading Fluency (1)
  • Spelling (1)
  • Syntax (1)
  • Test Anxiety (1)
  • Vocabulary (1)
  • Writing Achievement (1)
  • Writing Fluency (1)

Assessments

  • Test of Word Reading Efficiency Second Edition [TOWRE-2] (2)
  • Wide Range Achievement Test (WRAT) (2)
  • Woodcock Reading Mastery Test [WRMT] (2)
  • Bayley Behavior Rating (1)
  • Child and Adolescent Dispositions Scale for Parents (CADS – Parent) (1)
  • Clinical Evaluation of Language Fundamentals Fifth Edition (CELF-5) (1)
  • Colorado Perceptual Speed Test (1)
  • Comprehensive Test of Phonological Processing Second Edition [CTOPP-2] (1)
  • Confusion, Hubbub, and Order Scale (CHAOS) (1)
  • Diagnostic Assessment of Reading Comprehension (DARC) (1)
  • Disruptive Behavior Disorder (DBD) Rating Scale (1)
  • Dynamic Indicators of Basic Early Literacy Skills [DIBELS] (1)
  • Effortful Control Scale (ECS) (1)
  • Factor Referenced Cognitive Tests (1)
  • Fast Math (1)
  • Feelings Questionnaire (1)
  • Friends Scale (1)
  • Gates-MacGinitie Reading Tests [GMRT] (1)
  • MacArthur Subjective Social Status Scale (1)
  • Olsen Orthographic Skills (1)
  • Peabody Individual Achievement Test (PIAT) (1)
  • Petrill Educational Progress Survey (1)
  • Positive and Negative Affect Scale (PANAS) (1)
  • quality of survey studies in psychology (Q-SSP) checklist (1)
  • Revised Child Anxiety and Depression Scale (RCADS) (1)
  • Stanford Binet Intelligence Scales (1)
  • Test Attitude Survey (1)
  • Test of Silent Reading Efficiency and Comprehension [TOSREC] (1)
  • The Strengths and Weaknesses of ADHD Symptoms and Normal Behavior Scale (SWAN) (1)
  • Wechsler Adult Intelligence Scale (WAIS) (1)
  • Wechsler Individual Achievement Test [WIAT] (1)
  • Wechsler Intelligence Scale for Children Fifth Edition [WISC-5] (1)
  • Woodcock Reading Mastery Test-III: Passage Comprehension (1)
  • Woodcock Reading Mastery Test-III: Word Attack (1)

Participant Type

  • Children (3)
  • Studies (2)

Special Populations

Educational Environments

  • Elementary School (3)
  • Early Childhood Education (2)
  • Prekindergarten Classes (1)
  • Preschool Programs (1)
  • Primary School (1)
  • Public High Schools (1)
  • Public Middle Schools (1)

Project Methods

  • Randomized Control Trial (2)
  • Genetically Sensitive (1)
  • Individual Difference (1)
  • Longitudinal (1)
  • Meta-analysis (1)
  • Quantitative (1)
  • Twin Study (1)

Developmental Designs

  • Longitudinal (4)
  • Individual Differences (1)

Persons

  • [x] Richard Wagner (7)
  • [x] Christopher Lonigan (6)
  • [x] Laura Segebart DeThorne (2)
  • Stephen Petrill (57)
  • Sara A. Hart (56)
  • Willa van Dijk (35)
  • Chris Schatschneider (34)
  • Jeanette Taylor (25)
  • Douglas Fuchs (15)
  • Hyunil Kim (15)
  • Lynn S. Fuchs (15)
  • Maxine Schaefer (14)
  • Cynthia U. Norris (13)
  • Sonya K. Sterba (13)
  • Tyler W. Watts (12)
  • Drew H. Bailey (11)
  • Emma R. Hart (11)
  • Stephanie Al Otaiba (11)
  • Trina D. Spencer (11)
  • Marcia A. Barnes (10)
  • Pamela M. Seethaler (10)
  • Sonia Q. Cabell (10)
  • Ansley Kramer (9)
  • Courtney Koletar (9)
  • HyeJin Hwang (9)
  • James S. Kim (9)
  • Jessica K. Bell (9)
  • John Ellis Bell (9)
  • Joseph Provost (9)
  • Marcy Wyatt (9)
  • Nicole Galport (9)
  • Rachelle Johnson (9)
  • Rebecca Eddy (9)
  • Rhonda Raines (9)
  • Thomas G. White (9)
  • Ashley Edwards (8)
  • Elizabeth Hadley (8)
  • Elizabeth Swanson (8)
  • Greg Roberts (8)
  • Hope Sparks Lancaster (8)
  • Jamie DeCoster (8)
  • Jamie Quinn (8)
  • Sen Wang (8)
  • Sharon Vaughn (8)
  • Tara Reynolds (8)
  • Colleen Ganley (7)
  • Deborah Simmons (7)
  • Jaclyn Dynia (7)
  • Jeanne Wanzek (7)
  • Leticia Martinez (7)
  • Mary Alt (7)
  • Melissa Fogarty (7)
  • Nathan Clemens (7)
  • Randi Bates (7)
  • BrittanyLee N. Martin (5)
  • C.J. Espittia (5)
  • Carol Connor (5)
  • David James Royer, PhD, BCBA (5)
  • Jeannette Mancilla-Martinez (5)
  • Kathleen Lynne Lane (5)
  • Katie Pelton (5)
  • Laurie E. Cutting (5)
  • Mark M. Buckman (5)
  • Michael Mesa (5)
  • Paul Changas (5)
  • Rebecca Lee Sherod (5)
  • Richard Wagner (5)
  • Tricia Zucker (5)
  • Wendy Peia Oakes (5)
  • Yoonkyung Oh (5)
  • Ashlyn Hicks (4)
  • Author 1 (4)
  • Brett Drake (4)
  • C. J. Espittia (4)
  • Cecilia Figueroa (4)
  • Colby Hall (4)
  • Craig Bailey (4)
  • David C. Geary (4)
  • Dr. Kari Lien (4)
  • Heidi Mettler (4)
  • Holly B. Lane (4)
  • Jared Stewart-Ginsburg (4)
  • Jeanette Taylor (4)
  • Jessica Logan (4)
  • Kimberly Leon (4)
  • Matthew E. Foster (4)
  • Nora Evan-Reitz (4)
  • Paul Yovanoff (4)
  • Saman Enayati (4)
  • Slobodan Vucetic (4)
  • Ziyu Yang (4)
  • A. Busra Ceviren (3)
  • Alexa Ellis (3)
  • Alexandra Meyer (3)
  • Ally Hayward (3)
  • Bailey Longhurst (3)
  • Callie Little (3)
  • Caroline Byrd Hornburg (3)
  • Christine White (3)
  • Connor D. O'Rear (3)
  • David J. Purpura (3)
  • David Longhurst (3)
  • Dr. Amy R. Napoli (3)
  • Dr. Jamie M. Quinn (3)
  • Dr. Khemisara Kulmart (3)
  • Dr. Sarah G. Wood (3)
  • Erica L. Zippert (3)
  • Erik Willcutt (3)
  • Hongcui Du (3)
  • İrem Korucu (3)
  • Jill Allor (3)
  • Jimena Cosso (3)
  • Kaitlin Bundock (3)
  • Lauren Westerberg (3)
  • Mary K. Hoard (3)
  • Mia C. Daucourt (3)
  • Mikaela Daries (3)
  • Norah Almubark (3)
  • Patrick C. Ehrman (3)
  • Patrick Kennedy (3)
  • Sayuri Hayakawa (3)
  • Susana Beltrán-Grimm (3)
  • Tamika L. McElveen (3)
  • Tiffany Hogan, PhD, CCC-SLP (3)
  • Viorica Marian (3)
  • Yemimah A. King (3)
  • Yusra Ahmed (3)
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  • Anushay Mazhar (2)
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  • Boris Forthmann (2)
  • Brenna Rivas (2)
  • Carlin Conner (2)
  • Carol Hamlett (2)
  • Dana Hollinshead, PhD, MPA (2)
  • Danielle Lopez (2)
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  • Dawn Kopp (2)
  • Dr. Dwight Irvin (2)
  • Dr. Nancy Scherer (2)
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  • Eunsoo Cho (2)
  • Fotena Zirps (2)
  • Fuzhe Xie (2)
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  • James Bartolotti (2)
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  • Jennifer Stewart (2)
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  • Katherine A. Berry (2)
  • Khwaish Vasnani (2)
  • Kristi Baker (2)
  • Lee Thompson (2)
  • Lexi Swanz (2)
  • Liu Fei (2)
  • Maggie Beard (2)
  • Megan S. Kirby (2)
  • Melissa Jonson-Reid (2)
  • Ms. Parichat Muensita (2)
  • Ms. Tanya Rattanpal (2)
  • Natalie Forster (2)
  • Nelson Cowan, PhD (2)
  • Peiyao Chen (2)
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  • Reuel Yap (2)
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  • Robert Plomin (2)
  • Roy Levy, PhD (2)
  • Sam Green, PhD (2)
  • Sarah R. Powell (2)
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  • Sergio Leiva (2)
  • Shawn Datchuk (2)
  • Shelley Gray, PhD, CCC-SLP (2)
  • Shreya Tyagi (2)
  • Sirada Rochanavibhata (2)
  • Srigowri Prabhu (2)
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  • Trina J. Tolentino (2)
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  • Akihito Kamata (1)
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  • Alyssa Sachs (1)
  • Amy Parente (1)
  • Andrew Mashburn (1)
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  • Dr. Hope Sparks Lancaster (1)
  • Dr. J. Marc Goodrich (1)
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  • Dr. John Hansen (1)
  • Dr. Laura Kuhn (1)
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  • Dr. Michael Hebert (1)
  • Dr. Nelson Brunsting (1)
  • Dr. Peng Peng (1)
  • Dr. Sadananda Reddy (1)
  • Dr. Shinto Thomas (1)
  • Dr. Ximena Franco-Jenkins (1)
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  • Lynn S. Fuchs, PhD, Douglas Fuchs, PhD, Eunsoo Cho, PhD , Marcia A. Barnes, PhD, Tuire Koponen, PhD, and Daniel R. Espinas, PhD (1)
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  • Mindy S. Bridges (1)
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  • Nicole Elbertson (1)
  • Nicollete Grasley-Boy (1)
  • Paige Ellis (1)
  • Palanisamy Vellingiri (1)
  • Qianluan Wu (1)
  • Rachel A Wilson (1)
  • Rachel Conlon (1)
  • Rachel Kaplan (1)
  • Ralph Radach (1)
  • Rashida Banerjee (1)
  • Rebecca (Becky) Orsi-Hunt (1)
  • Rebecca Orsi-Hunt, Hyunil Kim, Brett Drake, Rachel A. Wilson, Dana Hollinshead, Dylan Jones, Melissa Jonson-Reid, John Fluke, & Eunhye Ahn. (1)
  • Sara Hart (1)
  • Savannah Romeo, MPH (1)
  • Scott D. Tomchek (1)
  • Shauna Tominey (1)
  • Shayne B. Piasta (1)
  • Shurita Thomas-Tate (1)
  • Stephanie Estrera (1)
  • Sue Ellen DeChenne-Peters (1)
  • Tamara Mans (1)
  • Terrance Knox-Lane (1)
  • Tessa McNaboe (1)
  • Thomas White (1)
  • Valentina Contesse (1)
  • Whitney Sanders (1)
  • Xiaojun Guo (1)
  • Young-Suk Kim (1)
  • Zahra Maghami Sharif (1)
  • Zehra Ünal (1)
  • Zhengzheng Huang (1)

Organizations

  • Florida State University (8)
  • Florida Center for Reading Research (7)
  • Case Western Reserve University (2)
  • The Ohio State University (2)
  • University of Houston Texas Institute for Measurement, Evaluation and Statistics (2)
  • University of South Africa (1)

This repository is a collaboration between the FSU Department of Psychology, the Florida Center for Reading Research, and the FSU Libraries. The content is solely the responsibility of the authors and does not necessarily represent the official views of the National Institutes of Health.

On March 25, 2025, the NIH requested that we post this text: "This repository is under review for potential modification in compliance with Administration directives."

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