sentences:  He successively rescinded his contract with Cagliari, and in June 2008 was announced head coach of Siena for the 2008–09 season, who was dismissed on 29 October 2009.On 30 May 2010 Giampaolo was appointed to replace Siniša Mihajlović as head coach of Catania.After an unimpressive first half of season, Giampaolo and Catania parted company on 18 January 2011.