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Tammy Miller is the former director of education for the Monroe County Community School Corporation in Bloomington, Indiana. Under Tammy’s leadership, the district advanced from a state letter grade of D to an A.

Rebecca Nicolas, EdD, is the principal of Fern Creek High School in Louisville, Kentucky. Her work is focused on the implementation of the PLC process and the integration of collaborative teams.

Nathan Meyer, EdD, is an assistant superintendent for accelerated improvement for Jefferson County Public Schools in Louisville, Kentucky. Previously, he served as principal and assistant principal at the DuFour Award–winning Fern Creek High School.

Michelle Marrillia has 17 years of experience as an educator and is currently an assistant principal of Fern Creek High School in Louisville, Kentucky. As an instructional coach, staff developer, and PLC coordinator at Fern Creek, Michelle helped move the school from a persistently low-achieving school in 2010 to a proficient school in 2015.

Diane Kerr, a consultant, was assistant principal at Mason Crest Elementary School, Fairfax County Public Schools, Virginia. She has supervised and led multiple teams, providing services to schools, parents, and students.

Kyle Palmer, EdD, is the former principal of Lewis and Clark Elementary in Liberty, Missouri. He is a passionate believer in the power of PLCs and uses his expertise to help schools build collaborative cultures to improve student learning.

Dr. Spiller is executive director of Title IX Compliance and Investigations, a new division in Richardson ISD that he has been appointed to onboard. Previously he served for eight years as the Lake Highlands Learning Community executive director in Richardson ISD, a district with more than 10,500 preK–12 students. Darwin has served as classroom teacher, assistant principal, principal, and school support officer.

Jacqueline Heller focuses on building capacity and collective efficacy with teachers, to ensure all students learn at high levels. As a literacy teacher and coach at Mason Crest Elementary, she helped the school become the first National Model Professional Learning Community to receive the DuFour Award.

Mike Hagadone, MEd, served as the assistant superintendent of White River School District in Washington State until his retirement in 2020. With 40 years of experience, he is a former teacher, assistant principal, principal, and director of secondary education.

Tamie Sanders has worked in education for almost 30 years. After teaching at the middle school level, she entered school administration and has made it her mission to improve student achievement.