In one of this man's paintings, an armored St. Nicasius carries the ensign of the Knights of Rhodes and faces the viewer in front of a red wall. A robed St. Francis stands on the other side of that painting by this man, which centers on Mary holding 
In one of this man's paintings, an armored St. Nicasius carries the ensign of the Knights of Rhodes and faces the viewer in front of a red wall. A robed St. Francis stands on the other side of that painting by this man, which centers on Mary holding the infant Jesus atop a huge throne. Another of his paintings depicts a man holding a compass and a slate seated on a rock next to two standing men, a turbaned Arab and an elderly figure. A third work by this painter shows a man with a pike standing across a stream from a nursing woman; the cream-colored city in the background of that work contrasts with the dark clouds gathering overhead. His Sleeping Venus was finished by his student Titian. For 10 points, name this painter of the Castelfranco Madonna, The Three Philosophers, and The Tempest.
In one of this man's paintings, an armored St. Nicasius carries the ensign of the Knights of Rhodes and faces the viewer in front of a red wall.
Giorgione [or Giorgio Barbarelli da Castelfranco; prompt on Castelfranco until it is mentioned]