For 10 points, name this Flemish cartographer who represented all lines of longitude as straight in a 1569 planisphere.
This man who studied mathematics under Gemma Frisius at Louvain expressed doubt that Aristotle could be harmonized with the Book of Genesis. A close friend of the English astrologer John Dee, he used triangulation to produce a 1540 work promoting Antwerp at the expense of Ghent. He honored the "king of Mauretania... learned philosopher, and (*) Titan" by being the first to use the word "atlas" for a book of maps. The area of  ? Greenland is notably distorted in this man's namesake cylindrical projection.  For 10 points, name this Flemish cartographer who represented all lines of longitude as straight in a 1569 planisphere.
This man who studied mathematics under Gemma Frisius at Louvain expressed doubt that Aristotle could be harmonized with the Book of Genesis.
Gerardus {Mercator}