The 62nd World Science Fiction Convention (Worldcon) was Noreascon 4, which was held in Boston, Massachusetts, from September 2–6, 2004. The venues for the 62nd Worldcon were Hynes Convention Center, Sheraton Boston Hotel and Boston Marriott Copley Place. The convention was organized by Massachusetts Convention Fandom, Inc., and the organizing committee was chaired by Deb Geisler. The convention had 7485 members, of whom 6008 actually attended the convention.