[2] As a young Cuban exile, he was a member of the Cuban-American expeditionary force in the failed Bay of Pigs invasion.
[2] In 1986, he served as assistant director for Collection Management at Florida International University Libraries in Miami.
[1] In appreciation of his research, Bishop Cipriano Calderón Polo, the founding director of the Spanish edition of the Vatican newspaper, L'Osservatore Romano and the vice president of the Pontifical Commission for Latin America, whom he corresponded with for years over the history of the episcopacy, invited him to present at the first continental meeting of bishops from Latin America in 1999.
[1][3] His research and expertise has been used as a resource by various publications including The New York Times,[4] The Cleveland Plain Dealer,[5] Religion News Service,[6] La Stampa,[7] and The Wall Street Journal.
[8] On 28 June 2023, Miranda posted on The Cardinals of the Holy Roman Church's main page that he had been hospitalized with cardiac issues.