The Catholic Church has never been so deeply immersed in crisis - crisis of authority, priestly scandal, celibacy, hierarchy - stretching right up to the Vatican itself.

Most people in authority are keeping quiet or squabbling among themselves.

Mark Dooley is a Professor of Philosophy who is also a serious commentator, journalist and broadcaster. He has written a book of hope for those who have none.

It is, he argues, only when the sacramental life of the local parishes is revitalised that renewal in the Church can be achieved.