Authors & Presenters

Mary Mazariegos has worked in a variety of education roles, including English teacher, instructional coach, ELL facilitator, secondary English curriculum coordinator, and principal. She was integral in the work at U.S. Grant High School in Oklahoma City.

Michael L. McWilliams is a fierce advocate for classroom teachers, school leaders and staff members who work daily to ensure all students learn at high levels. Michael has spent the last 28 years as an educator, with 20 of those years serving as an elementary school principal. Equipping and empowering others to be the best version of themselves is his life’s mission. He specializes in developing the foundation needed for effective implementation of the Professional Learning Communities at Work® process.

Amanda Meadows, EdD, is a middle school resource specialist for Madison County School System in Huntsville, Alabama. She has supported the work of professional learning communities as a middle school instructional coach, assistant principal, and K–12 assessment specialist.

Margaret Meadows has 25 years of experience in education as an elementary teacher and a principal in K–12 schools. Her passion is collaborating with underperforming schools to find academic success.

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.

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.

Amy Moore leads Deer Valley Unified School District’s PLC vision and mission as the professional learning manager. In May 2021, Deer Valley Unified School District was recognized as a model PLC district.

Kathryn Morem, EdD, has more than 25 years of educational experience, serving as an elementary school principal and director of professional development in Florida, as well as a Spanish/ESL teacher in Arizona and Switzerland.

Robert Mountjoy is the former principal of West Side Elementary School in Rossville, Georgia, where he led his staff in developing a collaborative culture centered around the three big ideas of a professional learning community (PLC). He is passionate about equity, data-driven practices, and schoolwide systems.

Kim Nichols, EdD, is former assistant superintendent in Ringgold, Georgia. Under her leadership, Catoosa County Schools was named the first Model PLC District in Georgia and twelve schools have become Model PLCs.