Language Essentials for Teachers of Reading and Spelling

Authors: Susan L. Hall, Deborah Glaser, Scott K. Baker, Marcia Davidson, Carrie Hancock, J. Ron Nelson, Antonio Fierro, Nancy Hennessy, Carol Tolman, María Elena Argüelles, Ph.D., Louisa C. Moats, Ed.D., Lucy Hart Paulson, Ph.D.

Grades: All

What is LETRS?

LETRS comprehensive professional development responds to the growing need for high-quality support for literacy educators. More than any other professional development curriculum, LETRS prepares educators for the challenging work of teaching literacy.

Who benefits from  LETRS?

LETRS is for educators striving to raise literacy achievement for all learners in grades K–12.


  • Deepens educator knowledge—includes the “what,” “why,” and “how” of literacy instruction
  • Works with educators to develop a road map for meeting the Common Core State Standards
  • Sharpens educators’ ability to diagnose why students are struggling and how to provide proven intervention
  • Offers more than a decade of demonstrated success in a schools and districts across the United States
  • Provides real-world professional development that is relevant, timely, and actionable
  • Focuses on raising preK–12 literacy achievement for all learners

Hear from Dr. Louisa Moats on LETRS

In this video, Author Louisa Moats, Ed.D. walks through LETRS, describing the features, purpose, and expectations of the program.

Now Available!

LETRS Modules Now Available in eBooks!

LETRS eBooks

The People Behind LETRS

LETRS author Louisa Moats

Lead author, Louisa C. Moats, Ed.D., is a nationally recognized authority on literacy education and is widely acclaimed as a researcher, speaker, consultant, and trainer. All trainers are committed to serving teachers and school leaders to achieve results.

Meet the Authors and Trainers of LETRS.

Implemented Nationwide

Learn about LETRS implementation and success stories across the country.

Nation LETRS Implementation

“The LETRS training effectively connected current research to explicit instruction and gave all participants meaningful content and strategies to implement in classrooms immediately! … the LETRS modules rand among the most extensive and in-depth training I have ever received in reading.”