Authors & Presenters

Debra Lane, EdD, has been a teacher and administrator for more than 30 years in the United States and abroad. She has led several schools as principal, including Shanghai American School, one of the world's leading international schools.

Cortney Lane is a passionate, National Board–certified high school math teacher and instructional facilitator in Quitman, Arkansas. She promotes teacher collaboration to ensure high levels of learning for all.

Chad Lang, associate superintendent of school improvement at Glenwood Community School District in Iowa, brings two decades of experience in teaching, administration, and district leadership, with expertise in curriculum development, grading reform, and Professional Learning Communities (PLC) at Work®.

Dr. Nathan D. Lang-Raad, EdD, is a visionary educator, international speaker, and prolific author dedicated to transforming mathematics education and instructional practices. With a rich background spanning curriculum development, school leadership, and educational technology, Dr. Lang-Raad brings a unique perspective to his work.

Education specialist Kristi S. Langley most recently served as a district-level director of professional learning communities and a director of data and assessment. She has repeatedly facilitated successful schoolwide implementation of the professional learning communities process for more than 25 years.

Diane Lapp, EdD, is a distinguished professor of education at San Diego State University and an English teacher and literacy coach at Health Sciences High and Middle College.

Dusti Larsen, MEd, currently serves as the alternative learning environment teacher focusing on behavior plans and social-emotional skills at Gravette Upper Elementary in northwest Arkansas. She is also the coordinator of math interventions.

Brandon J. Larson is an award-winning athletic director, speaker, and leadership consultant. With over 20 years in education and athletics, he specializes in building leaders and strong cultures. He founded OakStrong Performance and Leadership to inspire lasting success in organizations.

Gwendolyn Battle Lavert, PhD, is an internationally recognized literacy specialist. She has been an educator since 1974 and has experience as a teacher, district literacy specialist, and district administrator in a variety of school settings.

Donna Simpson Leak, PhD, is superintendent of Community Consolidated Schools District 168 in Illinois. She has trained thousands of teachers and presented at more than 200 conferences worldwide.