who was another prominent political figure, titled Eduardo Giorgetti y Su Mundo: La Aparente Paradoja de un Millonario Genio Empresarial y Su Noble Humanismo. During her years at the university, she wrote a rules and regulations manual for university professors. The Middle States Association (MSA) now requires compliance with this manual, as a prerequisite for UPR's accreditation by the MSA. As a university professor, Arrigoitia also traveled throughout Puerto Rico, giving conferences on De Diego and Giorgetti. In the late 1990s, Arrigoitia became interested in writing a book about Antonio Rafael Barceló, first president of the Puerto Rican Senate. The Senate offered her support during her research phase for Puerto Rico Por Encima de Todo: Vida y Obra de Antonio R. Barcelo, 1868–1938. The book was recognized by the Fundación Luis Muñoz Marín. In 2010, it was also noted as the year's best book in research and criticism by the Ateneo Puertorriqueño (Puerto Rican Athenaeum), founded in 1876. Arrigoitia was awarded the "Premio Nacional del Instituto de Literatura" (National Award of the Literature Institute). It is the highest honor bestowed upon an author in Puerto Rico. The book won a first prize of $6,000, presented to Arrigoitia in a ceremony in July 2010. 2002 to present Since retiring in 2002 from the university, Arrigoitia has concentrated on writing books. In 2012, she published her book "Introduccion a la Historia de la Moda en Puerto Rico". The book, which was requested by the high fashion designer Carlota Alfaro, covers over 500 years of history of the fashion industry in Puerto Rico. Arrigoitia is working on a book about the women who have served in the Puerto Rican Legislature, as requested by the former President of the Chamber of Representatives, Jennifer Gonzalez. Arrigoitia is also planning a book about the First Chamber of Delegates (1900–1903) of Puerto Rico. Arrigoitia was featured in the section Escenarios – Literatura in El Vocero, a local newspaper, and in a piece titled Los Tres Hombres de Delma (The Three Men of Delma) on March 27, 2010. On April 5, she was also featured in the section Vidas Unicas in El Nuevo Dia, another local newspaper, and in a piece titled Exploradora del Genio Patrio (Explorer of the Patriotic Genre). Arrigoitia resides in Ocean Park, Santurce, San Juan, Puerto Rico. Written works Jose De Diego el legislador, San Juan; by: Delma S. Arrigoitia; Publisher: Instituto de Cultura