without further adieu, andrew mcafee and erik brynjolfsson, and alice son. >> thank you for coming. tell us bat your book. >> we'll dive right. in you start. >> the book, called my been, platform, crowd ," available for sale, and people drive down the resale value of it by signing it for you arewards. this is about three great rebounds. mind and machine, product and platform, core and crowd. we couldn't fit all the words on the cover so just used the last three and that's the direction that the world is changing right now. not all the way, but partway from decisionmaking, moving more from human minds toward machines, both data driven decisionmaking and artificial intelligence, moving from product towards platforms like the five most valuable companies on the planet, apple, amazon, alpha get, google, microsoft, and facebook, and moving from the core to the crowd, the core being the people at the center of the company or organization that traditional hey have made most of be important decisions towards the crowd is people out of it and now can include billions of people connect eviden