I am just scanning through my daily feeds and saw this announcement on Nevon about this one day conference on 11 October: Around the Blog, organised by Blogging Planet:

Confirmed speakers to date are:

A special event-wiki gives you more information. Cost will less than 100 euro. About the program (coming soon):

….to introduce participants to communication tools complementary to blogs
such as RSS, podcasting, videocasting and tracking/buzz measurement –
all elements of participatory communication.