tag:blogger.com,1999:blog-20142791.post1451141037377369353..comments2024-03-11T07:41:19.149-04:00Comments on The Perfect Substitute: Congrats to David on the 2009 Lavoie Prize!Unknownnoreply@blogger.comBlogger1125tag:blogger.com,1999:blog-20142791.post-88862488737211971462009-10-27T10:42:25.500-04:002009-10-27T10:42:25.500-04:00Thanks!Thanks!Davidhttps://www.blogger.com/profile/09677258044243356922noreply@blogger.com