Born in Puerto Rico, Mariem, at age nine, performed in the leading role of the movie "The Two Worlds of Angelita". It was after that experience that she decided to become a film director. Her first documentary "Cuando lo pequeno se hace grande" about the Puerto Ricans who fought against the US Navy presence in the island of Vieques; was awarded Best Documentary at various international film festivals. She then debuted as film editor of the blockbuster film from rapper Daddy…
