This symposium, part of the “Pulse Dome Project: Art & Design by Don ZanFagna” exhibit at the Halsey Institute, features writer Linda Weintraub and architect William Katavolos alongside Halsey director and senior curator Mark Sloan discussing eco-bio-architecture and ZanFagna’s vision for structural design. The exhibit features 25 years of drawings, photographs, and models exploring the futuristic theory of “growing your own house.” Meet the speakers afterward at the reception in the Halsey Institute galleries. Recital Hall, Simons Center for the Arts at the College of Charleston, 54 St. Philip St. Saturday, 2-6pm. Free. (843)953-6527, www.halsey.cofc.edu