Possible Clues:

• Pacific islanders without an island
• It's north of the Dodecanese Islands
• Island on which Pythagoras was born
• Island once ruled by Polycrates
• Aegean isle
• Greek isle
• Author is a law unto himself
• A doctor on board ship somewhere in the Aegean
• Pasty? Missing a Greek island?
• Sam's taken nothing to the Greek island