Creating affordable, transportable, innovative prefab houses has been the holy grail of architecture for 100 years, and if you were reading DWELL in the early 2000's, you couldn't miss their coverage of the latest adventurers on that quest.  Joining us today is one of the most successful, Michelle Kaufmann, now with Google.  Later on George travels to Stamford CT to talk with Modernist architect Roger Ferris, and we wrap up with fellow podcasters Ron Melk and Kevin Kennedy of Your Valuable Home.