Coming to PCMA Convening Leaders next month: Zappos.com CEO Tony Hsieh on making happiness your business model. Drive author Dan Pink on managing people with Motivation 3.0. Meetings Mindset founder Jon Bradshaw on helping attendees prepare themselves physically and mentally. The Virtual Edge Institute’s Michael Doyle on creating hybrid meetings — including Virtual Edge Summit 2011. And futurist David Houle on leading and succeeding in the Transformation Decade.