CEO Agenda provides unique insights into how leaders think and lead and what keeps them busy in a world of constant change. As the decade-long executive chair of Santander, one of Europe’s largest banks by total assets, she’s always flying from one part of the world to another (when she chatted with Fortune, she was back in Madrid from a visit to Mexico, gearing up to head to Doha and New York in subsequent weeks). Botín may be the most celebrated female leader in Europe’s financial sector, but there’s more to her than a clear passion for the bank she leads: She’s a keen golfer and wearer of Zara jackets who maintains a policy of no email after 7:30 p.m.