Raúl Rivero Castañeda is a Cuban poet, journalist, and dissident. Rivero was born in 1945 in Morón, Camagüey, in central Cuba. In 2003, Rivero was charged with "acting against Cuban independence and attempting to divide Cuban territorial unity", as well as with writing "against the government", organising "subversive meetings" at his home, and collaborating with US diplomat James Cason. Rivero was convicted and sentenced to twenty years imprisonment. Wikipedia
The definitive Wikipedia entry for Raúl Rivero. Wikipedia is the biggest multilingual free-content encyclopedia on the Internet. en.wikipedia.org/wiki/Ra%c3%bal_Rivero
Ral Rivero, honorary member of PEN American Center, was released on November 30, 2004 after having been transferred from prison to a military hospital in the capital, Havana, for medical tests. www.pen.org/page.php/prmID/585