Book excerpt: This book shows principals how they can accelerate their impact and make a difference from day one. Speaker and author Dr. Brad Johnson offers new and experienced principals authoritative advice on how to succeed in key areas: understanding the best leadership traits; developing positive relationships with staff; building a dynamic team culture; and creating a unified vision. Each chapter includes inspiring stories and practical examples for leaders in all types of school districts. Using these strategies, you will learn how to immediately maximize your influence over yourself, your staff, and the entire school culture.