Parlay Your Expertise Into a Free Cruise

Put your skills and expertise to work on a cruise ship, and travel in luxury for free.

By Robert K. Otterbourg

Want to go on a free luxury-ship cruise? If you have some area of expertise, you could follow the course take by John Hall, 72, of Shreveport, La., who is a retired Louisiana State University professor of anthropology and geology. He provides passengers with lectures on the characteristics of the destination. In return, he gets a vacation at no cost.

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