Preparing for a business career in Cuba takes persistence

Enterprising company: The Tostonet venture repairs laptops, PCs and other devices.

Cuban entrepreneur Liber Puente is working on a master's thesis about communication among "nontraditional friends."

"The question I'm trying to answer is how do we sit and negotiate with our former enemies?" Puente said during a quick trip to Miami before returning to the University of Roehampton, where he is studying on a Chevening scholarship awarded by the British government to future leaders and influencers.