Authors & Presenters

Nathan Manley serves as the assistant superintendent of instruction in the Neosho School District. During his nearly 20 years of experience, Nathan has also been a classroom teacher and principal, leading the development of five different professional learning community school recognitions.

Nina Markey is the principal of Elk Ridge Elementary, a Model PLC at Work® school. With more than 10 years of experience in education, she specializes in implementing the Professional Learning Communities at Work process.

Michelle Marrillia, an educator since 1996, has a diverse background as an educator and a passion for training coaches in professional learning communities, developing teacher leaders, implementing response to intervention systems, and creating doable coaching programs.

Erica Martin is a literacy specialist at Kildeer Countryside School District 96, located in the northwest suburbs of Chicago. As a result of her work as a district leader, reading interventionist, and classroom teacher, Erica has helped to build the collaborative cultures necessary to guide teams in the process of unpacking, prioritizing, and pacing standards.

Jalal Masri is the professional learning community coach at Bernice Ayer Middle School in San Clemente, California. In this role, he leads sitewide professional learning, supports teacher team collaboration, and oversees the school’s intervention system.

François Massé is a superintendent of education for several schools and has been working in collaboration with educators to transform the culture of these institutions into professional learning communities.

Tiffany Mathews has over 16 years of experience in education. Throughout her career, she has worked as a teacher, department chair, assistant principal, and principal at the elementary, middle, and high school levels.

Lindsey Matkin is the principal at Kinard Core Knowledge Middle School, a PLC Model school, in Poudre School District, Fort Collins, Colorado. Lindsey has served as a classroom teacher, athletic coach, grade level leader, academic dean, assistant principal, and Colorado State University Fellow.

Karen Matteson is an instructional coach for the Cortland Enlarged City School District in Cortland, New York. She is passionate about student and adult learning, building strong collaborative teams, and coaching for an unwavering commitment to learning for all.

Mike Mattos is a globally recognized author and presenter who transforms schools through Response to Intervention (RTI) and Professional Learning Communities (PLCs). In 2024, Global Gurus named him one of the top 30 educational thought leaders worldwide.