Supervision of Instruction: A Developmental Approach by Glickman, Carl D. Key Benefit: Renowned for its clarity and practicality, this is the book that redefined the field of instructional supervision. Now it is available in a revised and updated edition. Additionally, the author is one of the most well-known educators in America today. Key Topics: This book assists the reader in understanding and using various approaches for enhancing individual teacher and staff productivity. It draws examples from research on successful schools, teacher and adult development, and supervisory practice. MAREKT: Teachers and school administrators.