Janet Napolitano, former US Secretary of Homeland Security

Word leaders are all grappling with similar problems these days: how to counter terrorism, enhance security and manage national borders, whilst at the same time remaining open to the benefits of globalisation. Janet Napolitano was Homeland Security Chief for five years under President Obama. She's also a former governor of Arizona: a US border state. How does she think we can make the world a safer place and respect human rights and democratic values?