Handout picture released by cubadebate.cu website shows Cuban leader and former president Fidel Castro (L) sitting next to his brother and current president, Raul, in Havana on February 24, 2013. (AFP Photo/Ismael Francisco)
By William M. LeoGrande, Professor of Government, American University. Leadership changes don’t happen often in Cuba – just one since 1959, in fact. That was in 2006, when President Fidel Castro fell ill and was replaced by his brother Raúl.