Prominent planner and architect Elizabeth Plater-Zyberk has stepped down as dean of University of Miamiâ€™s (UM) architecture school after an 18-year-long tenure. Plater-Zyberk will continue to teach at UM, whose faculty she joined in 1979. During Plater-Zyberkâ€™s term, UMâ€™s architecture school became closely associated with traditional and Classical design and New Urbanism. The celebrated dean and her husband, planner and architect Andres Duany, are co-founders of Arquitectonica and planners of the pedestrian-friendly Seaside, a Florida panhandle town and setting of the movie Truman Show. Associate Dean Denis Hector will serve as acting dean.