Authors & Presenters

Jonathan G. Vander Els specializes in supporting teachers and administrators in schools and districts across the country in developing, sustaining, and enhancing structures to support all learners.

Gerry Varty has served as a classroom teacher, principal, director of curriculum and instruction, assistant superintendent (learning and system improvement), and executive director of professional development.

Haley Vogel is assistant principal at Ponte Vedra High School in St. Johns County, Florida. She has 21 years of combined experience in education leadership and instruction, and she is an active member of the Florida Association of School Administrators.

Michelle Wambach is an elementary principal in Southern Arizona, where she is a dedicated and visionary educational leader. She has served as a teacher, student achievement teacher, and administrator.

Nathan L. Wear is the associate superintendent and chief academic officer of Linn-Mar CSD in Marion, Iowa. He has served as an elementary teacher and as an elementary and high school principal.

Katie White spends her days working to transform the educational experience for teachers and students. She has been an integral part of her own school system's multi-year journey through educational reform and has assisted systems worldwide in their work toward approaches that honor learning relationships.

Shelly Wilfong, PhD, is assistant superintendent of Wawasee Community School Corporation in Syracuse, Indiana. She has been an educational professional for 30 years, with 19 years as a classroom teacher.

Quinn Wulbecker, EdD, is principal at Adolph Link Elementary School, a large K–6 public elementary school that’s home to a Spanish/English dual language program in Schaumburg, Illinois.

Bill Zima is the director of implementation for Marzano Academies, working with schools to help realize their unique vision of high reliability organizations that build agency in all learners.