1.To support each individual’s quest to explore their ancestry, identifying connections and confirming relatedness over the past two centuries. 2.To uncover the possible formation of various septs within the Clan during more than 600 years of separation after leaving the Roscommon homeland. 3.To investigate the ancient legendary sources describing the formation of the Mulvihill Clan as part of the Corca Achlann tribe, their association with, and relation to, the Brennan sept of the same area, and their alleged descent from Niall, high king of Ireland in the 4th century. 4.To probe the deepest ancestry of the Clan, to the time when they entered Ireland, and the journey that led them there across Europe thousands of years ago.