Compilation of biographies of historical figures who have contributed to the formation of Puerto Rican society. It covers from the Spanish colonial period in the 15th century to the 20th century. Antonio Quiñones Calderón (1938) is a journalist and the author of numerous books including La década ideologica: los años '60 del siglo 20 puertorriqueño (2019), Corrupción e impunidad en Puerto Rico, la caída mortal de los líderes políticos y funcionarios públicos (2014), Historia política de Puerto Rico (2015), Trayectoria política de Puerto Rico (1988), among others.