audio opensource_audio At Penguicon 5 in 2007, convention chair John Guest and head of programming Matt Arnold introduce the guests of honor Bruce Schneier, Charlie Stross, Christine Peterson, Elizabeth Bear, and Steve Jackson. Penguicon; Bruce Schneier; Charlie Stross; Christine Peterson; Elizabeth Bear; Steve Jackson. Penguicon http://creativecommons.org/licenses/by-nc-nd/3.0/ Penguicon5OpeningCeremonies matt.mattarn@gmail.com 2007-06-29 19:55:24 2007-06-29 20:00:55