This excellent article on the Commoncraft blog does a good job of answering the questions I’m often asked by clients and prospective clients about using a blog to promote and organize a conference.
One-way blogging of conference announcements is low effort — and low return. Lee Lefever recommends creating a conference blog that enlists the talents of key presenters and invites discussion via comments. It’s a sure-fire way to attract attention, and to energize the audience in advance of the actual event.
But, as his post points out, conference organizers need to be willing to deal with the controversies that can emerge.