The conference website for ILC 2009 is up and running. Registrations are open.
Gerald Sussman, Shriram Krishnamurthi and David Moon as invited speakers; five tutorials, fifteen technical papers, and seven demonstrations; lightning talks: you can give your own (first come, first served); an all-star panel session on the Future of Lisp; the Great Macro Debate; Birds-0f-A-Feather session, and other informal discussions; banquet at the Hyatt-Regency, with special entertainment.
http://www.international-lisp-conference.org/2009/
-nick