Reddit was founded by University of Virginia roommates Steve Huffman and Alexis Ohanian in 2005. Condé Nast Publications acquired the site in October 2006. Reddit became a direct subsidiary of Condé Nast’s parent company, Advance Publications, in September 2011Subreddit topics include news, science, gaming, movies, music, books, fitness, food, image-sharing, and many others. The site prohibits harassment, and moderation requires substantial resources.Registered users can then vote submissions up or down that determines their position on the page. Submissions with the most up-votes appear on the front page or the top of a category. Content entries are organized by areas of interest called “subreddits”.