Harry Wong is an educator and speaker known for his work on classroom management. He received degrees from the University of California and Brigham Young University and taught high school science. Wong advocates spending the first two weeks of school teaching procedures rather than discipline. His three-step approach involves explaining, rehearsing, and reinforcing procedures until they become habit. Wong believes effective teachers manage their classrooms through procedures while ineffective teachers discipline. His books on classroom management have sold over 3.6 million copies.