Skeptics always want to know why they should invest in design. Even today, when the business landscape is teeming with success stories that celebrate design as a powerful strategic tool, the answer to this question is not well understood by the average businessperson—and understandably so. After all, design is notoriously difficult to define, tough to measure, hard to isolate as a function, and tricky to manage, making it challenging for many non-designers to comprehend.