Aesthetics of Equilibrium is the first book-length comparative analysis of the theoretical prose by two major Latin American vanguardist contemporaries, Mario de Andrade (Brazil, 1893-1945) and Vicente Huidobro (Chile, 1893-1948). Willis offers a comparative study of two allegorical texts, Huidobro's "Non serviam" and Mario's "Parabola d'A escrava que nao e Isaura.