I am lucky enough to be on the HBaseCon Program Committee again this year.
We received a great set of talks and we organized them into four tracks: Operations, Internals, Ecosystem, and Case Studies
Today the Session List was announced:
http://blog.cloudera.com/blog/2013/04/hbasecon-2013-speakers-tracks-and-sessions-announced/
Obviously I am biased, but I think this will be a great event.