Best pope since Saint Peter or the Renaissance Berlusconi?

In 1492 Rodrigo Borgia became Pope Alexander VI after a long and successful career as a cardinal and papal vice-chancellor under five Popes. We chat with Dr Katharine Fellows, expert on the renaissance papacy and co-creator of Charting the Commentaries, who elucidates the life of the intelligent, pragmatic, and charismatic man who remains one of the most controversial of Christ's vicars. Warning: passing your illegitimate children off as your nieces and nephews may not convince everyone.