He was Archdeacon of Dublin before becoming Bishop of Ossory in 1244 ; he also held a number of administrative posts : most notably he was Treasurer of Ireland 1235 - 50 and he was also Lord Chancellor of Ireland around 1237 .
He was Archdeacon of Dublin before becoming Bishop of Ossory in 1244 . 
 He also held a number of administrative posts : most notably he was Treasurer of Ireland 1235 - 50 and he was also Lord Chancellor of Ireland around 1237 .