In his principal address, Professor Devetak said that problems of co-operation and development in the Mediterranean are intermingled with religious fundamentalism and cultural misperceptions: "ethnic or religious connotation is given to problems that have nothing to do with ethnicity or religion".
Mr Pachnia said marriage problems prompted him to join captain and co-defendant Thomas Dylik, 48, onboard, but that he did not know where they would be travelling to.
"We're always looking for ways to make life easier and solve the basic problems people face everyday, " said Drew Houston, CEO and co-founder of Dropbox.