Authors & Presenters

Cassandra Erkens is the author of eight books with more currently in progress, as well as chapters in several anthologies. Additionally, she is a facilitator, a trainer of trainers, an educator, and a coach. Her work focuses on educational topics, including assessment, instruction, leadership, school improvement, and professional learning communities.

Kristin Ernst is an instructional coach at Bowman Middle School in Plano, Texas, where she utilizes the Professional Learning Communities at Work® process to impact student achievement campuswide. Previously, she served as a middle school English teacher and athletic coach.

Mikie L. Escamilla is the principal of V.W. Miller Intermediate School in Pasadena, Texas. With more than 15 years experience in education, he is devoted to fostering the Professional Learning Community at Work® process and cultivating a strong school culture.

Maria Espinoza, EdM, is the principal of Freeport Elementary in Freeport, Texas. With 17 years of experience, she specializes in early childhood education and implementing the professional learning community process to help underperforming schools.

Daniel Evans, Jr. currently serves as the principal of Moores Mill Intermediate School, a Model PLC in Alabama. Previously, he served as a high school career technical education teacher and a high school instructional assistant principal.

Micki Evans is a writer, education consultant, and co-founder of the learning organization and consultancy PBL Path. Her work focuses on transformative liberatory teaching practices.

Maria Everett is an educational speaker with over 30 years of experience in mathematics education. Her leadership emphasizes and supports collaborative planning, implementation of rigorous mathematics instruction, and best instructional practices.

John D. Ewald, EdD, is a former superintendent, principal, adjunct professor, and teacher. He has been an administrator and teacher at the elementary, middle, high school, and college levels.

Darin L. Fahrney, PhD, is the coordinator for strategic implementation and an upper school teacher at the American International School of Zagreb, Croatia. He brings a broad range of experience and expertise to his work, having previously served as a high school principal, learning support coordinator, gifted and talented coordinator, contributing author, researcher, and consultant.

Charles Farmer, PhD, has almost 30 years of experience in education and currently serves as a middle school principal. In his career, he has worked as both a high school and middle school principal and has long believed that the PLC at Work® process is paramount to successful learning.