Speculative Models. Baltimore artist Marty Weishaar fills the gallery with bridges, airplanes, and toy car tracks to create a microcosm of crumbling infrastructure. Also: Cuyahoga Fugues Revisited. Nine years after her first Spaces residency, Guggenheim Fellow Margaret Cogswell returns to create a series of drawings and a mixed-media installation inspired by her time with the Cuyahoga. Also: It’s All Yours: Posture Pointers to Make You Prettier. Printmaker and artist-in-residence Christi Birchfield builds an installation that meditates on the relationship between the ephemeral and the making of art.