M: Caravaggio

The artist formerly (and usually) known as Caravaggio has been a perennial and fascinating enigma for centuries. Born Michelangelo Merisi in 1571, he took the name Caravaggio from the small town outside Milan in which he lived before moving to Rome in 1592, where he rapidly established himself as one of the most acclaimed but also controversial painters of his time. In Peter Robb's groundbreaki…