http://cdn.conversationsnetwork.org/ITC.INNO-JohnBuckman-2008.05.27.mp3 John Buckman - World-Changing Possibilities of Online Communication http://feeds.conversationsnetwork.org/~r/channel/itc/~3/301347887/detail3645.html 2008-05-29 http://assets.conversationsnetwork.org/channels/ITConversations/itc-300x300.jpg