From the Papers Page on the conference site:
Abstracts: Thirty-one abstracts are now available.
Publication: No later than December 31, 2008, papers will be published online on this conference website. Papers received before that date will be published as they become available.
Subject Matter: Subject matter included anything related to the scientific, historical or theological aspects of the Shroud of Turin. Preference was given to papers with new material, i.e., that has not been presented at a conference or published previously elsewhere.
Length: Papers were be 30 minutes maximum, except those designated as “Special Presentations,” which may have been 1-hour long.