This is why you live in a college town. The Mansfield Center hosts the China Town Hall, a country-wide event, which features Zbigniew Brzezinski, former national security adviser to President Jimmy Carter, via a live webcast, followed by an on-site discussion with Ambassador Darryl N. Johnson, an expert on People's Republic of China-Taiwan relations. UM Campus, Todd Building 210. Free. umt.edu/mansfield.