There is a theory of "Black Swans," which describes hard-to-predict and rare events with significant catastrophic consequences. In fact, for the past two years and to this day, we have been experiencing global shifts that are transforming various aspects of our lives. And we still struggle to readjust and realize that the world has changed.  In today's issue, Mark Schaefer, marketing strategist, speaker, and author of several marketing bestsellers, discusses how to create a business strategy in an era of unintended consequences.