■ Art: 'Playwrights, Pirouettes & Pianissimos'
Lyons Ltd. Antique Prints has just begun showing a collection of period graphics about the performing arts, including images of actors, dancers, magicians and theater architecture. Types of graphics include vintage posters, woodcuts and costume designs, on display through Aug. 15. Lyons is at 10 Town & Country Village, 855 El Camino Real, Palo Alto. Call 650-325-9010 or go to lyonsltd.com.
■ Author: Siva Vaidhyanathan
Today (May 16) at 5:30 p.m., Siva Vaidhyanathan will give a free author talk on his book "The Googlization of Everything (And Why We Should Worry)." Besides being a cultural historian and media scholar, he has also contributed to the New York Times Magazine, Salon.com and other publications. The event is in Building 200, Room 002 (Lane History Corner), at Stanford University. Call 650-725-1477 or go to events.stanford.edu.