Submission deadline for workshop papers: July 1, 2010 **EXTENDED**

Notification of acceptance for workshop papers: July 23, 2010

Camera-ready of accepted papers: August 15, 2010 **EXTENDED**

Submission deadline for DataTEL challenge: August 31, 2010 **EXTENDED**

Workshop session at ECTEL 2010: September 29, 2010

Workshop session at RecSys 2010: September 30, 2010

DataTEL Cafe: September 30, 2010