A female Secretary of State in the Vatican: 'It would be time'. These are the words of Cardinal Gerhard Müller, former Prefect of the Congregation for the Doctrine of the Faith under Benedict XVI, and a leading exponent of the most orthodox wing of the Church, in a long uncensored interview with Vaticanist Franca Giansoldati, from which the book 'In buona fedè (published by Solferino) was born, due out on 27 January.