Erwin R. Tiongson is a professor at Georgetown University's Walsh School of Foreign Service. He teaches economics and writes about Philippine history. His essays have appeared in t...visualizza altroErwin R. Tiongson is a professor at Georgetown University's Walsh School of Foreign Service. He teaches economics and writes about Philippine history. His essays have appeared in the Smithsonian's Air and Space Magazine , the New York Times, Positively Filipino, Slate , the Washington Post, Washingtonian and White House History Quarterly . He is cofounder of the Philippines on the Potomac (POPDC) Project.visualizza meno