Below are the powerpoint presentations from the 2013 coference. They are arranged according to the name of the room the presentation was held in, and the number of the session. To check the name of the room where the presentation you are interested in took place, and the number of the session, you may need to look at the 2013 Conference Program, which you can download from this site.
There is also a simplified outline of the program below, which will help you find the room and session number for the presentation you are looking for.
Simplified outline of program: