Hans Martin Blix (Swedish: [hɑːns ˈblɪks] ; born 28 June 1928) is a Swedish diplomat and politician for the Liberal People's Party. He was Swedish Minister for Foreign Affairs (1978–1979) and later became the head of the International Atomic Energy Agency. As such, Blix was the first Western representative to inspect the consequences of the Chernobyl disaster in the Soviet Union on-site and led the agency's response to them.
https://en.wikipedia.org/wiki/Hans_Blix