Here are slides of some chosen presentations:
On Boundedness Problems for Pushdown Vector Addition Systems, by Patrick Totzke
The Ideal View on Rackoff's Coverability Technique, by Ranko Lazic
Multithreaded-Cartesian Abstract Interpretation of Multithreaded Recursive Programs is Polynomial, by Alexander Malkis
Recent Results on Concurrent Reachability Games, by Peter Bro Miltersen