Authors & Presenters

Dr. John F. Eller is a much sought-after consultant and presenter who offers engaging and informative workshops in a variety of leadership, teaching, and learning topics.

Sheila A. Eller, EdD, has extensive leadership, coaching, and teaching experience, serving as both a middle school and elementary school principal in a variety of settings and states.

Carmen Emery is a consultant and principal of a K–6 dual immersion school in California. Previously, she was a classroom teacher and data systems project specialist.

Lori Emmington is a seasoned educational leader with over 25 years of experience helping teachers, schools, and districts build and sustain strong professional learning communities that drive student success.

JR Entsminger, EdD, is an esteemed elementary school principal in Burbank, Illinois. He is also known as a prominent speaker, having presented throughout the United States on topics ranging from responsive circles and conflict management to integrated project-based learning.

Patricia Erbe, MEd, is an author and former educator in Pennsylvania's West Chester Area School District, where she taught for decades at the elementary and secondary levels while also serving as a team leader, curriculum developer, science advocate, early field and student teacher mentor and professional development expert to individuals and organizations for skill growth and practical teaching applications.

Brett Erdmann is assistant director of science at Adlai E. Stevenson High School in Lincolnshire, Illinois. In his role, he continues to teach AP biology while also supporting teacher development and helping to lead science department initiatives.

Dr. Amy Gaumer Erickson is an associate research professor at the University of Kansas whose practice-based research focuses on guiding educators to embed competency instruction within coursework and evaluate students’ social-emotional growth.

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.