9 Characteristics of High Performing Schools (Not ESL specific) The second edition of the Nine Characteristics of High-Performing Schools maintains the original characteristics and definitions. It adds information from about 120 new research and professional references, as well as relevant OSPI documents, to help educators deepen their understanding of the characteristics, and it provides additional strategies for expanding implementation. This resource list provides the names of key websites, books, reports, and articles that can be used to help schools improve in each of the characteristics of high-performing schools. in Administrators > Indicators of Effective Learning & Teacher Assessmentwith 9administratorscharachteristicshighospiperformingreform