In 1990 she traveled to the United States, where she currently lives with her husband, Spanish-American literature professor, literary critic, and translator, John J. Hassett.
She is a regular contributor to Ocean Drive magazine, and the newspapers La Nación of Santiago and Al Día of Philadelphia.
Subercaseaux has been a columnist, interviewer, and reporter in various media, including the magazines Apsi, Cosas, Caras, Cuadernos Cervantes, El Sábado, Vanidades Continental, Master, and Vivir Mejor.
It has been noted that "her work, mainly testimonial, is of political and social criticism of her country, with permanent concern for human rights and for the role of Chilean women in the last decades.
The second novel, a continuation of the portrait of the upper class to which Subercaseaux herself belongs, was well received by critics and repeated the successful sales of Vendo casa en el Barrio Alto.
[9]Of the associations some reviewers have made between public figures and her fictitious characters, Subercaseaux herself said of Clínica Jardín del Este: It is useless to pretend that in this class of village, which is the society of Santiago, not to try to discover that Alberto Larraín is Juan de los Palotes, or that Pila is identical to Juanita Perez.