City, Arriví was granted a scholarship from the Rockefeller Foundation and earned his master's degree in Radio and Theater from Columbia University. In 1951, Arriví had the distinction of writing Ayer y Hoy (Yesterday and Today), the first television program transmitted in Puerto Rico. During the two years that he spent behind the T.V. cameras, he wrote the script for El Niño Dios (The Child God) and Luis Muñoz Rivera. In 1955, Arriví presented one of his greatest works Bolero y Plena at the University Theater and, in 1958, he presented Vejigantes in the First Festival of Puerto Rican Theater. These were followed by Sirena (Mermaid) and Medusa en la Bahía (Medusa in the Bay). In addition, Arriví gained international recognition and his plays were presented abroad. In 1959, Vejigantes presented by Frank Dauster received an award from the Institute of Literature. That same year he was named director of the theater program of the Puerto Rican Institute of Culture. Also that same year, Arrivi and fellow Puerto Rican theater figure, Leopoldo Santiago, went to the western Puerto Rico city of Mayagüez to watch a play. During that trip, they were among the first people outside Mayagüez to discover young actor, Adrian Garcia. In 1961 he organized the First Playwright's Seminary. In the seventh celebration of the Puerto Rican Theater Festival, Arriví presented a new version of his first play Club de Solteros (Bachelors Club), now titled Coctel de Don Nadie (Mr. Nobody's Cocktail). His other acclaimed works include: Acto de Fe (Act of Faith), Cantico Para un Recuerdo (Song of Remembrance) and Absurdos Contra la Muerte (Absurdities Against Death). Poet In 1958, Arriví published his first book of poems titled Isla y Nada (Island and Nothing) which was awarded the first place prize of the Círculo Cultural Yaucano. In 1960, he published another book of poems titled Frontera (Frontier) which was also awarded the first place prize of the Círculo Cultural Yaucano, in addition to a first place prize from the Puerto Rican Institute of Literature. Arriví was also the author of many essays dealing with the theater. Amongst these were Entrada por las Raíces, (Entering by the Roots), Conciencia Puertorriqueña del Teatro Contemporáneo (Puerto Rican Conscience of the Contemporary Theater), and Areyto Mayor (High Areyto). Written works Amongst Arriví's published works are the following: In Spanish Bolero Y Plena; Editorial Cultural, (84-283-0689-3) Ceiba ; Areyto ; Cemi ;