How should one behave at parties or dinners, in the company of friends and relatives? Every society has its list of do’s and don’ts, including in Renaissance Italy. One of the most popular books from the 16th century was Galateo: The Rules of Polite Behavior (Il Galateo, overo de ‘costume), written by Giovanni della Casa – it would become a bestselling guide to proper etiquette, including how to have proper table manners, dress well and be witty in conversation.