--- title: Teachstone Blog | CLASS & Effective Teaching Strategies | Sarah Hadden (2) description: "Sarah Hadden, Senior Advisor, Training and Professional Development | \n\nSarah is an educator with 30 years of experience in the field. She has been a classroom teacher, a researcher, and a teacher educator. Prior to joining Teachstone, Sarah worked on the development and implementation of the first CLASS-based professional development programs (MyTeaching Partner and the National Center for Research on Early Childhood Education) at the Center for Advanced Studies on Teaching and Learning at the University of Virginia.\n\nSarah conducts Pre-K & K-3 Intro and Observation trainings, Pre-K & K-3 Train the Trainer Programs, and Feedback Strategies and Instructional Support Strategy trainings.\n\nSarah lives in Charlottesville, Virginia. She has conducted CLASS trainings in 28 states (including Alaska and Hawaii) and 4 continents! When she isn’t working, she often has her nose in a book. (2)" --- [![Teachstone Logo](https://info.teachstone.com/hs-fs/hubfs/TS_Color_Regist-3-1.png?width=150&height=67&name=TS_Color_Regist-3-1.png "Teachstone Logo")](https://www.teachstone.com/) - [Store](http://store.teachstone.com/) - [Support](https://teachstone.com/support) - [Login](http://dashboard.teachstone.com/) - The CLASS Framework - [What is CLASS](https://teachstone.com/class/) - [CLASS 2nd Edition](https://teachstone.com/class-2nd-edition/) - [For Leaders](https://teachstone.com/leaders/) - [For Observers](https://teachstone.com/for-observers/) - [For Coaches](https://teachstone.com/for-coaches/) - [For Educators](https://teachstone.com/for-educators/) - [For CLASS Affiliates](https://teachstone.com/for-class-affiliates/) - [For Head Start](https://teachstone.com/headstart/) - [Research](https://teachstone.com/research/) - Products and Trainings - [Getting Started with CLASS](https://teachstone.com/getting-started-with-class/) - [CLASS® 2nd Edition Infant-Toddler](https://teachstone.com/class-2nd-edition-infant-toddler/) - 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[Store](http://store.teachstone.com/) - [Support](https://teachstone.com/support) - [Login](http://dashboard.teachstone.com/) # Posts by Sarah Hadden ![](https://info.teachstone.com/hubfs/Blog_Authors/Sarah-Hadden.jpg) sarah.hadden\[at\]teachstone.com Sarah Hadden, Senior Advisor, Training and Professional Development | Sarah is an educator with 30 years of experience in the field. She has been a classroom teacher, a researcher, and a teacher educator. Prior to joining Teachstone, Sarah worked on the development and implementation of the first CLASS-based professional development programs (MyTeaching Partner and the National Center for Research on Early Childhood Education) at the Center for Advanced Studies on Teaching and Learning at the University of Virginia. Sarah conducts Pre-K & K-3 Intro and Observation trainings, Pre-K & K-3 Train the Trainer Programs, and Feedback Strategies and Instructional Support Strategy trainings. Sarah lives in Charlottesville, Virginia. She has conducted CLASS trainings in 28 states (including Alaska and Hawaii) and 4 continents! When she isn’t working, she often has her nose in a book. Filter By Topic Select One... - [Announcements (83)](https://info.teachstone.com/blog/topic/announcements) - [Applying Science of Reading (1)](https://info.teachstone.com/blog/topic/applying-science-of-reading) - [Birth to Five (1)](https://info.teachstone.com/blog/topic/birth-to-five) - [CDA (9)](https://info.teachstone.com/blog/topic/cda) - [CLASS 2nd Edition (1)](https://info.teachstone.com/blog/topic/class-2nd-edition) - [CLASS Connect (1)](https://info.teachstone.com/blog/topic/class-connect) - [CLASS in Practice (121)](https://info.teachstone.com/blog/topic/class-in-practice) - [Coach Tips (151)](https://info.teachstone.com/blog/topic/coach-tips) - [COVID-19 (26)](https://info.teachstone.com/blog/topic/covid-19) - [FAQs (107)](https://info.teachstone.com/blog/topic/faqs) - [For Parents (22)](https://info.teachstone.com/blog/topic/for-parents) - [Head Start (44)](https://info.teachstone.com/blog/topic/head-start) - [Implementation (103)](https://info.teachstone.com/blog/topic/implementation) - [Infant and Toddler (79)](https://info.teachstone.com/blog/topic/infant-and-toddler) - [InterAct (5)](https://info.teachstone.com/blog/topic/interact) - [Just for Fun (56)](https://info.teachstone.com/blog/topic/just-for-fun) - [K-12 (74)](https://info.teachstone.com/blog/topic/k-12) - [Leadership & Policy (136)](https://info.teachstone.com/blog/topic/leadership-policy) - [myTeachstone (27)](https://info.teachstone.com/blog/topic/myteachstone) - [Observation Trainings (75)](https://info.teachstone.com/blog/topic/observation-trainings) - [Podcast (43)](https://info.teachstone.com/blog/topic/podcast) - [Pre-K (134)](https://info.teachstone.com/blog/topic/pre-k) - [Products and Trainings (109)](https://info.teachstone.com/blog/topic/products-and-trainings) - [Professional Development (115)](https://info.teachstone.com/blog/topic/professional-development) - [Reliability and Certification (68)](https://info.teachstone.com/blog/topic/reliability-and-certification) - [Research (129)](https://info.teachstone.com/blog/topic/research) - [Social-Emotional Learning (27)](https://info.teachstone.com/blog/topic/social-emotional-learning) - [Teacher Preparation (14)](https://info.teachstone.com/blog/topic/teacher-preparation) - [Teacher Spotlight (2)](https://info.teachstone.com/blog/topic/teacher-spotlight) - [Teacher Tips (242)](https://info.teachstone.com/blog/topic/teacher-tips) - [Trainer Tips (94)](https://info.teachstone.com/blog/topic/trainer-tips) [Return to Blog](https://info.teachstone.com/blog) [![](https://info.teachstone.com/hubfs/child-washing-hands.jpg)](https://info.teachstone.com/blog/helping-students-learn-the-rules-surviving-the-first-days-of-school-and-beyond?hsLang=en-us) ## [Helping Students Learn the Rules: Surviving the First Days of School and Beyond](https://info.teachstone.com/blog/helping-students-learn-the-rules-surviving-the-first-days-of-school-and-beyond?hsLang=en-us) By [Sarah Hadden](https://info.teachstone.com/blog/author/sarah-hadden) “I survived.” [![](https://info.teachstone.com/hubfs/teacher-smiling-at-student-1.jpg)](https://info.teachstone.com/blog/how-effective-teacher-child-interactions-can-impact-learning?hsLang=en-us) ## [How Effective Teacher-Child Interactions Can Impact Learning](https://info.teachstone.com/blog/how-effective-teacher-child-interactions-can-impact-learning?hsLang=en-us) By [Sarah Hadden](https://info.teachstone.com/blog/author/sarah-hadden) Imagine that you are a child walking into a classroom for the first time. Think about how you might feel. Are you scared? Confused? Excited? What ... [![](https://info.teachstone.com/hubfs/two-children-talking.jpg)](https://info.teachstone.com/blog/what-does-the-research-say-about-class-and-social-emotional-skills?hsLang=en-us) ## [What Does the Research Say About CLASS and Social-Emotional Skills?](https://info.teachstone.com/blog/what-does-the-research-say-about-class-and-social-emotional-skills?hsLang=en-us) By [Sarah Hadden](https://info.teachstone.com/blog/author/sarah-hadden) Social-emotional skills are key to student success. These skills include the ability to recognize and regulate emotions and behavior, take others’ ... [![](https://info.teachstone.com/hubfs/students-doing-group-work.jpg)](https://info.teachstone.com/blog/what-does-the-research-say-about-class-student-engagement?hsLang=en-us) ## [What Does the Research Say About CLASS® & Student Engagement?](https://info.teachstone.com/blog/what-does-the-research-say-about-class-student-engagement?hsLang=en-us) By [Sarah Hadden](https://info.teachstone.com/blog/author/sarah-hadden) Student engagement is crucial for learning. Students who understand the rules and routines of the classroom and have something to do are less likely ... [![](https://info.teachstone.com/hubfs/girls-playing-with-blocks.jpg)](https://info.teachstone.com/blog/what-does-the-research-say-about-class-and-cognition?hsLang=en-us) ## [What Does the Research Say About CLASS and Cognition?](https://info.teachstone.com/blog/what-does-the-research-say-about-class-and-cognition?hsLang=en-us) By [Sarah Hadden](https://info.teachstone.com/blog/author/sarah-hadden) Strong cognitive skills in early childhood are associated with later school success. Cognitive skills are the mental processes that help us think, ... [![](https://info.teachstone.com/hubfs/child-working-with-teacher-1.jpg)](https://info.teachstone.com/blog/what-does-the-research-say-about-class-and-academic-achievement?hsLang=en-us) ## [What Does the Research Say About CLASS and Academic Achievement?](https://info.teachstone.com/blog/what-does-the-research-say-about-class-and-academic-achievement?hsLang=en-us) By [Sarah Hadden](https://info.teachstone.com/blog/author/sarah-hadden) Numerous studies indicate that the CLASS is a valid measure of instructional quality. But, what exactly does that mean? Simply put, it means that the ... [![](https://info.teachstone.com/hubfs/IMG_3230_Fotor.jpg)](https://info.teachstone.com/blog/class-coding-dont-play-the-numbers-game-on-class-reliability-test?hsLang=en-us) ## [CLASS Coding: Don't Play the Numbers Game!](https://info.teachstone.com/blog/class-coding-dont-play-the-numbers-game-on-class-reliability-test?hsLang=en-us) By [Sarah Hadden](https://info.teachstone.com/blog/author/sarah-hadden) At some point in every training, someone invariably looks up and says, “So, if I want to be reliable, all I need to do is never score a 1 or a 7, ... [![](https://info.teachstone.com/hubfs/alejandro-escamilla-5.jpg)](https://info.teachstone.com/blog/to-rewind-or-not-to-rewind?hsLang=en-us) ## [To Rewind or Not to Rewind? That is the Question.](https://info.teachstone.com/blog/to-rewind-or-not-to-rewind?hsLang=en-us) By [Sarah Hadden](https://info.teachstone.com/blog/author/sarah-hadden) Reliability testing is stressful? Right? Right! Especially when you are an Affiliate Trainer, and you must pass the test to maintain trainer status! ... [![](https://info.teachstone.com/hubfs/Video-Coding.jpg)](https://info.teachstone.com/blog/class-coding-dont-play-the-numbers-game?hsLang=en-us) ## [CLASS Coding: Don’t Play the Numbers Game!](https://info.teachstone.com/blog/class-coding-dont-play-the-numbers-game?hsLang=en-us) By [Sarah Hadden](https://info.teachstone.com/blog/author/sarah-hadden) At some point in every training, someone invariably looks up and says, “So, if I want to be reliable, all I need to do is never score a 1 or a 7, ... [![](https://info.teachstone.com/hubfs/addison%201.jpg)](https://info.teachstone.com/blog/building-relationships-with-pre-k-students-at-the-start-of-a-school-year?hsLang=en-us) ## [Building Relationships with Pre-K Students at the Start of a School Year](https://info.teachstone.com/blog/building-relationships-with-pre-k-students-at-the-start-of-a-school-year?hsLang=en-us) By [Sarah Hadden](https://info.teachstone.com/blog/author/sarah-hadden) Note: It’s the start of another new school year and once again, my thoughts turn to all of the children who are starting school for the first time. ... - [Prev](https://info.teachstone.com/blog) - [1](https://info.teachstone.com/blog) - [2](https://info.teachstone.com/blog/author/sarah-hadden/page/2) - [3](https://info.teachstone.com/blog/author/sarah-hadden/page/3) - [4](https://info.teachstone.com/blog/author/sarah-hadden/page/4) - [5](https://info.teachstone.com/blog/author/sarah-hadden/page/5) - [Next](https://info.teachstone.com/blog/author/sarah-hadden/page/3) ## Subscribe to the Teachstone Blog [![Teachstone Logo](https://info.teachstone.com/hs-fs/hubfs/TS_Color_Regist-3-1.png?width=150&height=67&name=TS_Color_Regist-3-1.png "Teachstone Logo")](https://www.teachstone.com/) - - - [About](https://teachstone.com/about-teachstone/) - [About Teachstone®](https://teachstone.com/about-teachstone/) - [Our Partners](https://teachstone.com/our-partners/) - [Careers](https://teachstone.com/careers/) - [Resources](https://teachstone.com/resources/) - [Support](https://teachstone.com/support) - [Contact Sales](https://info.teachstone.com/contact-a-teachstone-representative?hsLang=en-us) - [InterAct CLASS Summit](https://teachstone.com/interact-class-summit/) - [CLASS en español](https://teachstone.com/collecion-de-productos-en-esp/) - [CLASS en Français](https://teachstone.com/class-en-francais/) - [Privacy Policy](https://teachstone.com/privacy-policy/) - [Terms of Use](https://teachstone.com/terms-conditions/) - [Web Accessibility](https://teachstone.com/web-accessibility/) - [Permissions](https://teachstone.com/permissions/) © 2026 Teachstone, Inc