A career diplomat who is also a qualified dentist, Kim Kyou-hyun was chosen by President Yoon Seok-youl at the end of May, just a few weeks after he was elected, to restructure South Korea's main intelligence agency, the National Intelligence Service (NIS). Rather than following tradition and appointing a trusted member of his immediate entourage, Yoon opted to bring in a civil servant who has a good knowledge of the country's most sensitive foreign policy issues - the United States, China and North