Annual Science Fiction convention, sponsored by the Ann Arbor Science Fiction Association. A large number of published authors attend, as well as fans from all over the region and Canada. Held in January at a hotel in Metro Detroit (the current hotel is in Troy, about a 45 minute drive from Ann Arbor).
ConFusion website: http://www.stilyagi.org/index.php/confusion
ConFusion 2011 -- Jan 21-23 2011
2010 event date is I See By My ConFusion, January 22-24, 2010, Troy Marriott.