Tina Brown, former editor of The New Yorker and Vanity Fair, and currently working on a start-up news aggregator Website, will headline the 2008 Online News Association conference Sept. 11-13 in Washington D.C.

Brown is working on the project for media mogul Barry Diller’s Internet enterprise, InterActive Corp. According to this report in Radar Magazine, the site will be edited by Edward Felsenthal, the former deputy managing editor of the Wall Street Journal who is currently a consultant at Portfolio. Brown declined to discuss other details.

The Online News Association, an organization that promotes educational and community for journalists working in digital media, will hold 40 different sessions at the annual conference, ranging from panels and keynote speeches to hands-on classes and group discussions. The organization will also announce its 2008 Online Journalism Award winners at the conference. Find out more about the conference schedule here.

Conference registration is $399 for members and $599 for non-members through Aug. 11; after that registration fees go up $100. Register online here.