Please see http://nanog.org/meetings/nanog52/callforpresent.php Dates of interest: Presentation Abstracts and Draft Slides Due: 14 March 2011 Final Slides Due: 16 May 2011 Draft Program Published: 16 May 2011 Final Agenda Published: 11 June 2011 Lightning Talk Submissions Open (Abstracts Only Due): 6 June 2011 Please submit at http://pc.nanog.org, and see you all in Denver. Thanks, Dave