Career
Mani was ordained on 12 March 1960 and began his ministry at the Diocese of Fiesole. On 29 October 1987 he became the Auxiliary bishop of the Diocese of Rome and was consacrated by Cardinal Ugo Poletti on 7 December 1987. He became Military ordinary of Italy on 31 January 1996.
On 20 June 2003 Pope John Paul II named him Archbishop of Cagliari.
During Pope Benedict XVI"s visit to Cagliari, on 7 September 2008, the archbishop accompanied him to all his public appointments.