Possible Clues:

• Fibonacci, e.g
• Fibonacci, for one
• Italian such as Galileo
• Native of Italy's Leaning Tower city
• The mathematician Fibonacci, for one
• Person who lives near the Leaning Tower
• Like Galileo, by birth
• Galileo, nativity-wise
• Person from the Leaning Tower's city
• Resident of the Leaning Tower's city