Opening night for Sienna's exhibit at Visage in NW Portland is Saturday, August 13th, from 12 to noon. The exhibit will be up until October 10th. See Numberism artwork from her Optics series as well as a collection of micrsocope photography from the lab and original sketches and preperation illustrations. Originals and prints avialable for sale. Wine and cheese at the event. Free and open to the public.