Authors & Presenters

Darcy Kraus is an independent educational consultant with over 37 years of experience specializing in building- and district-level leadership.

Dr. Jamie Lakey is a middle school principal dedicated to transforming her second campus into a Model PLC at Work® school. With deep expertise in instructional and assessment design, Dr. Lakey focuses on creating professional learning that leads to effective implementation and sustainable change.

Gearl Loden is the superintendent of Nixa Public Schools. Under Dr. Loden’s leadership, Nixa Public Schools has been recognized as a Model PLC at Work® district and includes multiple Model PLC at Work schools.

Ryan Mahn is currently the assistant principal at a K–6 STEAM elementary school. He is passionate about fostering innovative learning environments, STEAM education, and transforming school culture to prepare students for a bright future.

Thomas W. Many, EdD, works with teachers, administrators, school boards, parents, and other education stakeholders on organizational leadership, implementation and change, and Professional Learning Communities at Work™ strategies and concepts.

With more than 35 years of experience as an educator, Peter Marshall most recently served as a school administrator and in a central office position as the principal for leadership and staff development.

Terri L. Martin, EdD, is executive vice president of business development at Solution Tree and Marzano Resources. She has experience as a classroom teacher, assistant principal, principal, adjunct professor, and director of school improvement initiatives.

Robert J. Marzano, PhD, is cofounder and chief academic officer of Marzano Resources in Denver, Colorado. A leading researcher in education, he is a speaker, trainer, and author of more than 50 books and 200 articles.

Ken Mattingly is a retired classroom teacher with 27 years of experience. He has implemented classroom assessment for student learning for the past 15 years.