Slideshare is a web based powerpoint sharing site. When you register with the site you can upload powerpoint presentations to the site so that others can view them online. Slideshare also has a feature that enables you to embed presentations on your blog. Slideshare recently hosted a contest for the World’s Best Presentation. The contest was presided over by an impressive panel pf judges comprised of Guy Kawasaki, Nancy Duarte, Garr Reynolds and Bert Decker.

You can view the winners and finalists HERE or have a look at these strong presentations: