This book is the result of nearly two decades of research and development into providing educational researchers with a set of reliable and valid measures to study the nature of middle schools, and practitioners with a set of tools to evaluate their school climate with an aim towards organizational improvement.This book is the result of nearly two decades of research and development into providing educational researchers with a set of reliable and valid measures to study the nature of middle schools, and practitioners with a set of tools to evaluate their school climate with an aim towards organizational improvement.Climate, Culture and Quality The Organizational Climate Description Questionnaire for Middle Schools The Organizational Health Inventory for Middle Schools Research Findings on School Openness, School Health and School Quality Using the OCDQ-RM and the OHI-M to Improve A Practical Guide to Action