The first thing that should be said about Ana Botin is that only a few weeks after taking over the reins of Santander in September 2014, she left no-one in doubt that she planned to put that house in order and take the bank’s problems seriously. After a wave of restructuring, including lay-offs and bank closures, things have turned nasty again for Santander in the first half of this year, with Brexit and Brazil key complications.