Vaughn Vernon is the author of the books Implementing Domain-Driven Design and reactive messaging pattern patterns with the actor model. Vaughn is a veteran software craftsman with more than 30 years of experience in software design, development, and architecture. Vaughn is a thought leader in simplifying software design and implementation using innovative methods. Vaughn has been programming with object-oriented languages since the 1980s and applying the tenets of Domain-Driven Design since his Smalltalk domain modeling days in the early 1990s. His experience spans a wide range of business domains. He has also succeeded in technical endeavors creating reusable frameworks, libraries, and implementation acceleration tools. Vaughn consults and speaks internationally, and has taught his Implementing Domain-Driven Design Workshop on multiple continents. He teaches both public and private classes and workshops, and has presented at multiple conferences. As an author, Vaughn has contributed to industry literature and software patterns and is a founder of the DDD Denver Meetup group.