Degree awarded: Ph.D. Spanish. The Catholic University of AmericaBefore November 24, 2013, this dissertation can be viewed by CUA users only. [6 months embargo]A theme of some of the great nineteenth-century novelist Perez Galdos's most important novels is the outsider or the misfit, a theme which has not been thoroughly studied yet. My contention is that the outsider, although often a secondary character, is pivotal to the development of the thematics of the novel. The outsider figure is a single male, often older, foreign, and/or marginalized by race or physical disabilities. Nevertheless, he is, in a sense, the mortar that holds together the bricks of the novel, a connecting link among other characters. In the three works that I plan to ...