This is an age of openness and transparency. Hierarchies and tyrants are so 20th century. So why is it that the most successful corporation on the planet in this new millennium has been a secretive hierarchy run by a (now-deceased) tyrant? It’s a question I couldn’t help asking Don Tapscott after reading the new ebook he has co-authored with <a href="Anthony D. Williams, Radical Openness: Four Unexpected Principles for Success. (There’s a related TED talk by Tapscott, in case that’s how you prefer to digest your information.)