Baldassarre Castiglione

Baldassare Castiglione, Count of Casatico (Italian: [baldasˈsaːre kastiʎˈʎoːne]; 6 December 1478 – 2 February 1529), was an Italian courtier, diplomat, soldier and a prominent Renaissance author. Castiglione wrote Il Cortegiano or The Book of the Courtier, a courtesy book dealing with questions of the etiquette and morality of the courtier. It was very influential in 16th-century European court circles.