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series.</p></div></div><div class="views-field views-field-view-node"><span class="field-content front-news-more"><a href="/news-events/news/teaching-reading-comprehension-digital-world-iea-research-educators-volume-2-out" hreflang="en">Learn more</a></span></div></div> </div> </div> </div> </div> <div role="main" class="main-container container js-quickedit-main-content"> <div class="row"> <div class="col-sm-12" role="heading"> <div class="region region-header"> <div data-drupal-messages-fallback class="hidden"></div> </div> </div> </div> <div class="row"> <section class="col-lg-9 " id="main-section"> <a id="main-content"></a> <div class="region region-content"> <h1 class="page-header"> <span>About IEA</span> </h1> <div class="content"> <div class="field field--name-field-text-intro field--type-text-long field--label-hidden field--item"><p>IEA (International Association for the Evaluation of Educational Achievement) is an international cooperative of national research institutions, governmental research agencies, scholars, and analysts working to research, understand, and improve education worldwide.</p><h3>IEA Studies</h3><p>We conduct high-quality, large-scale comparative studies of education across the globe to provide educators, policymakers, and parents with insights into how students perform.</p><p>Since their inception, our flagship <a href="/studies/iea/timss">TIMSS</a> & <a href="/studies/iea/pirls">PIRLS</a> studies have been directed by the <a href="https://timss.bc.edu/">TIMSS & PIRLS International Study Center at Boston College's Lynch School of Education and Human Development</a>. Our <a href="https://www.iea.nl/studies/iea/iccs"><span>ICCS</span></a><span> study is directed by </span><a href="https://www.bath.ac.uk/topics/department-of-education-research/"><span>IEA's ICCS International Study Center at the University of Bath's Department of Education</span></a><span>.</span> T<span>he latest cycle of </span><a href="https://www.iea.nl/studies/iea/icils"><span>ICILS</span></a><span> is directed by IEA's ICILS International Study Center at IEA. </span>IEA is grateful for the expert guidance of our study centers.</p></div> </div> <br> <div class="studie-logo-banner"> <a href="https://timss.bc.edu/"><img src="/themes/iea2018/images/Study_Center_Logo1.png" alt="IEA Study Centers" class=" logo-banner" style="max-height:90px;margin-top:11px;margin-left:125px"/></a> <a href="/studies/iea/iccs"><img src="/themes/iea2018/images/logos2025/ICCS-logo-2025.svg" alt="IEA Study Centers" class="logo-banner-1" /></a> <a href="/studies/iea/icils"><img src="/themes/iea2018/images/logos2025/ICILS-logo-2025.svg" alt="IEA Study Centers" class=" logo-banner-2" style="margin-left: 50px;" /></a> </div> <h2>Publications</h2> <div class="bg-single-slider"><div class="views-element-container form-group"><div class="view view-pubslider view-id-pubslider view-display-id-block_4 js-view-dom-id-94ecd2a880d74e374159c0d7e0ecaeb109f3b83a457bbab7247f8c5cdbbe5330"> <div class="view-content"> <div id="carousel-4" class="carousel slide" data-ride="carousel" data-interval="12000">  <div class="carousel-inner" role="listbox"> <div class="item views-row active"> <div class="public-slider"> <div class="row"> <div class="col-md-1 hidden-xs"> </div> <div class="col-md-3 col-xs-4 bg-slide"> <div class="field field--name-field-image field--type-image field--label-hidden field--item"> <a href="/publications/study-reports/international-reports-iea-studies/pirls-insights-socioeconomic-status" hreflang="en"><img loading="lazy" src="/sites/default/files/styles/publications_cover/public/Screenshot%202025-03-25%20141107.jpg?itok=Sfl76JOm" width="170" height="240" alt="" typeof="foaf:Image" class="img-responsive" /> </a> </div> </div> <div class="col-md-7 col-xs-8 bg-slide"> <h4><a href="/publications/study-reports/international-reports-iea-studies/pirls-insights-socioeconomic-status" rel="bookmark"> <span>PIRLS Insights: Socioeconomic Status in PIRLS 2021</span> </a></h4> <div class="field field--name-field-abstract field--type-string-long field--label-hidden field--item">The PIRLS 2021 Insights report delves into the historical conceptualization and measurement of socioeconomic status, offering valuable insights into its role in the PIRLS 2021 Home Socioeconomic Status scale.</div> </div> <div class="col-md-1 hidden-xs"> </div> </div> </div> </div> <div class="item views-row"> <div class="public-slider"> <div class="row"> <div class="col-md-1 hidden-xs"> </div> <div class="col-md-3 col-xs-4 bg-slide"> <div class="field field--name-field-image field--type-image field--label-hidden field--item"> <a href="/publications/press-release/Research-for-Educators-Volume2-Out" hreflang="en"><img loading="lazy" src="/sites/default/files/styles/publications_cover/public/RfEducators-Volume2-Announcement.jpg?itok=SaWjLM_f" width="170" height="240" alt="" typeof="foaf:Image" class="img-responsive" /> </a> </div> </div> <div class="col-md-7 col-xs-8 bg-slide"> <h4><a href="/publications/press-release/Research-for-Educators-Volume2-Out" rel="bookmark"> <span>Bridging the Gap Between Education Research and Education Practice – IEA’s Research for Educators Volume 2 Out Now</span> </a></h4> <div class="field field--name-field-abstract field--type-string-long field--label-hidden field--item">This open-access book series is targeted specifically at teachers and is part of IEA’s commitment to bridge the gap between education research and education practice focussing on the theme of reading comprehension of digital texts.</div> <div class="field field--name-field-upload field--type-file field--label-hidden field--items"> <div class="field--item"><span class="file file--mime-application-pdf file--application-pdf icon-before"><span class="file-icon"><span class="icon glyphicon glyphicon-file text-primary" aria-hidden="true"></span></span><span class="file-link"><a href="https://www.iea.nl/sites/default/files/2025-03/RfEducators-Volume2-Announcement.pdf" type="application/pdf; 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Volume 16 analyses disparities in students’ environmental knowledge and their willingness to act pro-environmentally education for sustainable development outcomes.</div> </div> <div class="col-md-1 hidden-xs"> </div> </div> </div> </div> <div class="item views-row"> <div class="public-slider"> <div class="row"> <div class="col-md-1 hidden-xs"> </div> <div class="col-md-3 col-xs-4 bg-slide"> <div class="field field--name-field-image field--type-image field--label-hidden field--item"> <a href="/publications/timss-2023-international-report" hreflang="en"><img loading="lazy" src="/sites/default/files/styles/publications_cover/public/T23_Results_Cover.png?itok=1tIYR0oW" width="170" height="240" alt="" typeof="foaf:Image" class="img-responsive" /> </a> </div> </div> <div class="col-md-7 col-xs-8 bg-slide"> <h4><a href="/publications/timss-2023-international-report" rel="bookmark"> <span>TIMSS 2023 International Results in Mathematics and Science </span> </a></h4> <div class="field 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field--type-text-long field--label-hidden field--item"><p>The latest report in the <em>PIRLS Insights</em> series, titled <em>Socioeconomic Status in PIRLS 2021: Insights from Parent, Student, and Principal Reports</em>, <a href="https://pirls2021.org/insights">is now available</a>.</p></div> <a href="/index.php/news-events/news/pirls2021-insights-report-home-socioeconomic-status" rel="bookmark" class="read-article">Read more</a> </div> </div> <div class="clearfix views-row"> <div class="clearfix"> <div class=""> <div class="field field--name-field-event-image field--type-image field--label-hidden field--item"> <a href="/index.php/news-events/news/ieas-research-and-development-call-4-awardees" hreflang="en"><img loading="lazy" src="/sites/default/files/styles/teaser_right_collum/public/newsevents/2025-03/R%26DAwardees_Teaser_Teaser.jpg?itok=ucJOCmSa" width="262" height="141" alt="" typeof="foaf:Image" class="img-responsive" /> </a> </div> </div> <h2 class="teaser"> <a 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src="/sites/default/files/styles/teaser_right_collum/public/newsevents/2025-02/ICILS%20IDB%20Teaser.jpg?itok=l0lQ_t7D" width="262" height="141" alt="" typeof="foaf:Image" class="img-responsive" /> </a> </div> </div> <h2 class="teaser"> <a href="/index.php/news-events/news/released-icils-2023-international-database" rel="bookmark"> <span>Released: ICILS 2023 International Database </span> </a> </h2> <div class="field field--name-field-text-intro field--type-text-long field--label-hidden field--item"><p>IEA is delighted to announce that the <a href="https://www.iea.nl/studies/iea/icils/2023">ICILS 2023</a> International Database is available open-access in SAS, SPSS, and R.</p></div> <a href="/index.php/news-events/news/released-icils-2023-international-database" rel="bookmark" class="read-article">Read more</a> </div> </div> </div> </div> </div> </section> </div> </aside> </div> <a id="back-to-top" href="#" class="btn btn-default back-to-top totop" role="button"><span class="glyphicon 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