I'll post the headline details but the blogs are
http://yourgermancorrespondent.blogspot.com/ Jens is back and has done an excellent job reporting from past championships.
http://debateriontheroad.blogspot.com/ Debateri on the road. It's not in English but hopefully as things go on they might put up a few posts in English.
http://rupertmyers.blogspot.com/ I think he is from inner temple.
If you know of any others please let me know.