The role of the enterprise architecture professional is one of the most challenging roles in information technology today. Many aspects of the role are technical, while much more of the job is becoming political. To say the least, it is a challenging position. Many enterprise architects have significant responsibility, but do not have the necessary authority to bring about success. The primary focus of this book is to be a guide and trusted advisor to those who want to be successful in this pursuit. Through real-world examples from experts who have filled the role of enterprise architect, the reader will learn how to solve complex problems, maintain technical competencies, and make a positive impact on the overall business. The most successful architecture will have an architect that can describe the motivation behind the technical choices; this book provides the background the practitioners will need to become the enterprise evangelist.