The Lost Twenty: Dooku's Rise was a book for sale in 23 BBY that concerned Count Dooku, a Jedi Master who resigned from the Jedi Order and went on to help found a militant confederacy of planets that wished to secede from the Galactic Republic. It was authored, without permission from proper parties, by Professor H. Hrush and was, for a time, the second best-selling book according to the CoCo Town Edition of the HoloNet News.