Simplify the following text for a Grade 10 native English-speaking person.
Original: Hooper and Whyld write that , `` He had no specific duties , but was expected to act as a kind of ambassador-at-large , a well-known figure who would put Cuba on the map wherever he traveled . ''
Simplified: `` He had no specific duties , but was expected to act as a kind of ambassador-at-large , a well-known figure who would put Cuba on the map wherever he traveled '' .