Mark Jackson, CEO of Vizion Interactive will be speaking at this year’s WebmasterWorld’s Search & Internet Marketing Conference (PubCon) in Las Vegas. The conference dates are December 4th through December 7th 2007. The conference will be held at the Las Vegas Convention Center, with registration opening at 7:30 am. Mark’s session “SEO Design and Organic Site Structure” is scheduled for day 2 of the conference from 11:35 am to 12:50 pm on Wednesday, December 5th, located in Salon A. This session will be focused on designing a modern website for quality indexing and ranking while avoiding potential unknown pit falls. Additional speakers for this discussion are Lyndsay Walker, Paul Bruemmer and Alan K’necht.