As you read A Primer on Sustainable Business, we challenge you to not think of sustainability as a program, an initiative, or an activity. Rather, sustainability is a mind-set, a philosophy, and worldview. Throughout each chapter, you are challenged to alter the way you view your job, the workplace, the business, and the world. Whether you are an executive, an entrepreneur, or an employee, A Primer on Sustainable Business will help you understand the big picture of what it means to be a sustainable business and will give you the information you need to begin your journey toward sustainability. Charles Standridge, Grand Valley State University Lean thinking, as well as associated processes and tools, have involved into a ubiquitous perspective for improving systems particularly in the manufacturing arena. With application experience has come an understanding of the boundaries of lean capabilities and the benefits of getting beyond these boundaries to further improve performance. Discrete event simulation is recognized as one beyond-the-boundaries of lean technique.