Preface chapter 1. How little we know chapter 2. The story of Cisco chapter 3. Up and down with ABB chapter 4. Halos all around us chapter 5. Research to the rescue? chapter 6. Searching for stars, finding halos chapter 7. Delusions piled high and deep chapter 8. Stories, science, and the schizophrenic tour de force chapter 9. The mother of all business questions, take two chapter 10. Managing without coconut headsets