The previous, and first edition, happened in 2013 and it was awesome. You can revisit the program here and search for the talks on Google (you will find some for sure).
With a quick search I found Bruno Morisson’s preso:

btw, he is also one of the organizers :)

I also did a presentation on how to start using Burp Suite, including a few tips to use it more efficiently:

Now that you know this years edition will be even better, go ahead and submit a talk here