The guest on this week's nationally syndicated Motley Fool Money radio show is Vijay Vaitheeswaran, author of the new book Need, Speed, and Greed: How the New Rules of Innovation Can Transform Businesses, Propel Nations to Greatness, and Tame the World's Most Wicked Problems. In this audio segment, he discusses why major drug companies such as Eli Lilly and Pfizer suffer from having misaligned incentives and how the situation can be remedied.