Location: Tucson, Arizona, USA
Date: May 18-21, 2009
October 6, 2008: Paper submission deadline at 23:59 GMT
Link

Location: Florence, Italy
Date: 14th November 2008
Deadline for paper submission: october 1st
Link

Location: San Francisco, USA
Date: March 15-17, 2009
Submission deadline: September 24, 2008
Link

Location: Edinburgh, UK
Date: 28th November 2008
Submission deadline (both papers and posters): 30 September 2008
Link