Possible Clues:

• Greek philosopher's cunning idea men redeveloped
• Sly faculty official stealing limitless times from a mathematician?
• Chap receiving male faculty head like Greek mathematician
• Right to ring head of faculty after answer relating to a Greek mathematician
• Place name rang a bell, perhaps, in that it's to do with old inventor
• Like a man of principle, English cleric backs a Roman Catholic male
• Like mathematician to bow - I am English cleric of seniority
• Artist upset cathedral priest, pinching ring of Greek inventor