The SOFA fair draws art-minded jewelry buyers to Chicago’s Navy PierWhen the Sculptural Objects Functional Art & Design, or SOFA, fair celebrates its 20th anniversary at the Chicago Navy Pier Nov. 7–9, organizers will host a robust series of lectures to round out the selling activities on the show floor (a talk by emerging jewelry artists Steven Gordon Holman, Lauren Tickle, and Demitra Thomloudis, for example). But make no mistake: the well-curated goods on display are the event’s big draw.SOFA is dedicated to three-dimensional art and design, ­including jewelry, and the 61 vendor-exhibitors represented at the fair—­primarily gallery owners from around the country—bring a selection of special pieces they’ve saved for the event’s discriminating and highly cultured clientele.Sarra Osborne, manager of Pistachios in Chicago, will bring designs from Biba Schutz, Pat Flynn