pos4adPersonal of Julian Posada. I am an Assistant Professor of American Studies at Yale University and a visiting scholar at the Leventhal Center for Advanced Urbanism atHomero Rómulo Cristalli Frasnelli (January 20, 1912 – May 14, 1981), better known under the pseudonym J. Posadas or sometimes Juan Posadas (Spanish: [ˈxwan poˈsaðas]), was an