A Texas-based company joins with universities in Central and South America to offer low-cost online education to the masses. Students (above) do homework outside a classroom in the small town of Anapoima, Colombia. (Photograph by Carlos Villalon )

SWAMPED IN THE DESERT: Saudi Arabia, with a boom in college enrollment, struggles to find jobs for the coming wave of graduates.

PRIVATELY FINANCED TRIPS PERMITTED: A federal judge has struck down a Florida law that kept students, faculty members, and researchers at the state's public universities from traveling to Cuba and four other countries.

An occasional series looks at how American colleges meet the challenges of internationalization.