Robert Scoble 08.25.08 12:00 AM Joe Sigrist, senior vice president at Polycom, is seeing a raft of changes in how we work together. He'll talk about what he's seeing as well as show off some of what Polycom is doing to respond to work-at-home and coworking forces. We’re giving away 5 tickets to the Innovation Festival! Enter below. I’ll also get special updates regarding the Innovation Festival Send I'd also like to receive the Fast Company Daily newsletter.