Welcome to a special edition of Innovation DAILY! This is the first time we have ever dedicated an edition to one subject. In this issue, we celebrate the launch of an important new book on “innovation ecosystems” by dedicating an entire issue to the subject. I have known and worked with Victor Hwang and Greg Horowitt for over a decade, and I consider them close friends and colleagues. Their new book—The Rainforest—is a powerful work that grapples with some of the most important issues of our day. Why do some regions thrive with innovation, while others do not? Read it here.