http://www.tvo.org/podcasts/bi/audio/BI_Lecture_20090516_834123_JRSaul_0x0_40k.mp3 John Ralston Saul on what defines Canada as a nation http://feeds.tvo.org/~r/tvobigideas/~3/2FixdSAqA4E/BI_Lecture_20090516_834123_JRSaul_0x0_40k.mp3 2009-05-16 http://www.tvo.org/podcasts/bi/images/BIAlbumArt.jpg