This week Pastor Iuventus ponders demonic possession; Peter Smith describes 10 ways you can transform secular culture; Mary O'Regan meets a man whose life changed when nuns taught him meditation in prison; Jonathan Luxmoore talks to Catholics in Greece struggling with an ecumenical as well as an economic crisis; Leanda de Lisle remembers an outrageously good-looking Welshman who fell for a Queen, spawned a dynasty and then lost his head; and Fr Alexander Lucie-Smith laments the departure of Lord Sacks as Chief Rabbi. To keep up with the latest news, reviews and features, order six issues of the Herald for £6.