In this first video from mid-december, Bruce Schneier and Eben Moglen discuss a post-Snowden Internet:
In Protect and Infect – part 2, Jacob Appelbaum presented at CCC the work published in Der Spiegel
http://www.youtube.com/watch?v=vILAlhwUgIU
Last talk is more related to HCI, Michael Brennan asks how to HCI methods can be used to design tools that normal people can actually use. Beyond the Tech: Building Internet Freedom Tools for Real People :