Demos has issued this press release, which begins: “Provisional ballots were a significant source of voter frustration and administrative problems at polling places during the 2006 election, according to a new report, A Fallible ‘Fail-safe’: An Analysis of Provisional Balloting Problems in the 2006 Election. The new study, published this week by the non-partisan public policy center Demos, underscores significant concern over provisional ballot implementation, a topic that has been the subject of recent hearings in the United States House of Representatives.” The report itself is here.