Contact: George Manlove at (207) 581-3756ORONO — To many Americans, Fidel Castro is a Cuban dictator. To Cubans, he is president, elected by a general assembly. Such is the difference in perceptions of Cuba, says Barbara Blazej of the University of Maine, whose students in a special travel-study class are inviting the public to a read more Teach-In to Explore Myths, Realities About Cuba