Robert J. Marzano

Robert J. Marzano, PhD, is cofounder and CEO of Marzano Research Laboratory in Colorado. A leading researcher in education, he is a speaker, trainer, and author of more than 30 books and 150 articles.

Building a Safe, Supportive, and Collaborative Culture

Level 1

Level 1 of the Marzano High Reliability Schools framework addresses the factors considered foundational to the well-being of a school. The most crucial step at Level 1 is to build a safe, supportive, and collaborative school culture by operating as a professional learning community (PLC).

High Reliability Schools Summit
San Antonio, Texas | January 12–14, 2026

By: Philip B. Warrick, Mario I. Acosta, Tina H. Boogren, Jan K. Hoegh, Robert J. Marzano

Join our lineup of acclaimed experts to learn how your school can achieve the highest levels of effectiveness using the High Reliability Schools framework.