From the Chairs Guideline:
Requests are to be sent to the Sponsor email reflector no later than 45 days in advance of the start of plenary meeting in which they are to be presented.
The Deadline for requests for the Nov 2013 Plenary Tutorials: Sept 28th, 2013.
d) The Executive Secretary schedules the Tutorials and announces the schedule to the Sponsor reflector at least 30 days before the meeting. Oct 12, 2013.
There are two slot times on Tues Nov 12 available for for Tutorials.