Authors & Presenters

Michele A. Herold has been an integrated preschool teacher in the Metuchen School District in New Jersey since 2018. Her educational philosophy is to create an uplifting, compassionate, and nurturing classroom that encourages confidence, kindness, and love for learning.

Sal Herrera is the principal at Robertson Continuation High School in Fremont, California. He specializes in coaching collaborative teams, designing an effective multitiered system of supports (MTSS), and building a culture of collective responsibility.

Karin K. Hess, EdD, the creator of the Hess Cognitive Rigor Matrices, is an internationally recognized speaker and leader in developing practical approaches for using cognitive rigor and learning progressions in assessments. Since 1998, Karin has been working in schools as an elementary and middle school principal, district curriculum director, and classroom teacher.

Troy Hicks, PhD, is a professor of English and education at Central Michigan University, where he collaborates with K–12 colleagues to explore how they implement newer literacies in their classrooms.

Tom Hierck has been an educator since 1983, and his career has spanned all grade levels and many roles in public education. He has presented to schools and districts across North America with a message of celebration for educators seeking to make a difference in the lives of students.

Russell Hill is superintendent of the East Valley School District. With more than 20 years of education experience, he has served as both teacher and administrator at the elementary, middle, and high school levels.

Adam R. Hill is an assistant superintendent overseeing 13 middle schools in a large metropolitan school district in Georgia.

Garnet Hillman is an educator, author, presenter, and learner. She has served as an instructional coach at Caruso Middle School and as a Spanish teacher at Lockport Township High School, both in Illinois.

Jason Hillman is principal of Parkside Elementary School in Wyoming. He is an expert in school culture, school improvement, and professional learning community practices, and he has spent more than 20 years as an educational leader.

Yodit Hizekiel is the elementary deputy principal at the International Community School of Addis Ababa, a Model PLC at Work® school. She is passionate about promoting student success through equipping teachers to implement the PLC process.