When Danone, the food company, wanted to translate its new company manifesto into product initiatives, it gathered the management team and 100 employees from across different departments, seniority levels and regions for a three-day strategy retreat. And it asked everybody to wear costumes for the entire meeting: wigs, crazy hats, feather boas, huge glasses and so on. And they left with concrete outcomes and full of enthusiasm. And when I asked the woman who had designed this experience why it worked, she simply said, "Never underestimate the power of a ridiculous wig.