What happened to 18,000 votes? The results of the Sarasota audit

Event

McConnell Engineering Building 3480 rue University, Montreal, QC, H3A 0E9, CA
Michael Shamos, Carnegie Mellon University. In Florida's 13th District 2006 congressional race, 15% of the electronic votes cast in Sarasota County were blank. These were cast on electronic voting machines without a paper trail. The speaker was a member of the task force that attempted to determine possible reasons for this failure. Part of the School of Computer Science Colloquium.