Authors & Presenters

Jennifer Deinhart is a K–8 mathematics specialist working as a mathematics instructional coach at Rose Hill Elementary in Virginia. A passionate educator with more than 20 years of experience working with diverse populations within Title I schools, she works collaboratively with teams of teachers to provide quality mathematics instruction.

Sarah Schuhl specializes in professional learning communities, mathematics, assessment, school improvement, and RTI. She has been a secondary mathematics teacher, high school instructional coach, and K–12 mathematics specialist.

Mona Toncheff, an educational presenter and author, has over 30 years of experience in public education. Mona works with educators and leaders nationwide to build collaborative teams and ensure all students receive high-quality mathematics instruction.

Gwendolyn Zimmermann, PhD, is director of assessment, research, and evaluation at Adlai E. Stevenson High School District 125, a model professional learning community district in Lincolnshire, Illinois.