From the WaPo, a 72-year old retired State Department analyst, "a member of one of Washington’s most prominent families," Ph.D., Johns Hopkins, spied for Cuba and hoped to sail there soon with his wife.
"The bureau people are very angry about it. Really angry. But also bewildered," said Wayne White, who worked on Middle Eastern issues in the bureau for a quarter-century before retiring in 2005. "This seemingly intelligent and urbane person was convinced that Castro’s Cuba was this terrific place?"
In case this stirs you, see this thorough account of Senator Joe McCarthy’s investigations and charges, M. Stanton Evans’ recent book.