By Lenn Thompson, Executive Editor Later today I'll be heading south on I-95 to attend this year's Wine Bloggers Conference later this week in Charlottesville, VA. It's been a few years since I've attended WBC but I'm looking forward to catching up with colleagues from coast to coast and to exploring Virginia wine country again. The agenda is jam packed with wine, wineries and informational sessions, but there are a few things that stand out as the can't-miss parts of the programming. First at the two keynotes, Friday's given by none other than Jancis Robinson and then Saturday's offered by…