Authors & Presenters

Casey R. Ahner is currently the coordinator of special programs at Albuquerque Bilingual Academy, and he has served as a special education teacher, counselor, assistant principal, and principal at the intermediate and elementary levels.

Ann Alfonso has been the principal of Bethke Elementary, a Model Professional Learning Communities at Work® school in Timnath, Colorado, since 2008. She is passionate about sustaining a positive, inclusive culture and developing young educators.

Leticia Amalla has 30 years of educational experience in the West Texas area. Her areas of expertise include gifted and talented, bilingual, and special education. She experienced tremendous success as a turnaround school principal, leveraging every aspect of the professional learning communities framework as one of the vital components of school improvement.

Jason A. Andrews, EdD is the superintendent of Windsor Central School District and the 2019 Superintendent of the Year. Previously, he served as a high school teacher, coach, cocurricular adviser, and middle school principal.

Ashley Andriot serves the Kentucky Department of Education as a literacy coaching specialist. She is devoted to building teacher capacity and motivating and inspiring teachers to meet their full potential through high-quality professional development sessions.

Dr. Aspasia Angelou has 25 years of educational experience as a teacher, teacher trainer, high school principal, and director of high school design and superintendent.

Toby Arritola is the principal at Mountain Vista Elementary School in Aurora, Colorado. With more than 20 years of experience as an educator, Toby specializes in and advocates for developing PLCs and a healthy school culture.

Eric Atuahene serves as principal at Littleton STEM Academy in Avondale, Arizona. He has more than 10 years of proven leadership experience, including implementing systems, raising student achievement, and improving school culture.

Kim Bailey is former director of professional development and instructional support for the Capistrano Unified School District in California. She also served as an adjunct faculty member at Chapman University in California.

Jack Baldermann has been a passionate educational leader for over 30 years. His experience includes leading several high-poverty urban schools to significant success and supporting eight different priority or high-poverty schools to become Model PLC at Work® schools.