The ISM International Model Schools Project ran for six years, from 1989 to 1995, and entailed ISM on-site data collection expeditions—usually three per year—to eight to nine private-independent schools annually. The project focused upon relevant factors in student performance, satisfaction, and enthusiasm, and, secondarily, on teacher performance, satisfaction, and enthusiasm. In the school year 2010–11, ISM conducted a one-year partial replication of the original project. The full research report was released in January 2012.1 The following article is a summary of that report’s central points and findings.