Four hundred years ago today.
Who's your favorite classical artist (mine would be Da Vinci, with a strong love of Mucha and Parrish), and your favorite contemporary artist (Matt Wagner, Olivia de Bernadinis, and
hbruton [hi, Heather!])? SF/Fantasy and comic book artists do count.
Update: Mr. Brain is misfiring this week. As I was reminded in comments, I absolutely should name Phil Foglio and Will Eisner. Which also reminds me of Jack Kirby.