Barbara Blackburn is the author of Rigor in Your School: A Toolkit for Leaders and The Principalship from A to Z. In the following video tip, Blackburn looks at rigor from the standpoint of a school leader.

School leaders are often asking: What should I look for in classrooms so that I know my teachers are promoting rigorous environments? In this video, Barbara shows school leaders what to look for, focusing on the questioning of students.