One of the hottest tickets in Rome these days is for a four-lecture series on the Antichrist being given by Silicon Valley tech billionaire Peter Thiel.

A San Francisco supervisor who pushed to turn a 2-mile stretch of highway into a car-free park faces a recall vote in his district.

LinkedIn founder Reid Hoffman has been immersed in Silicon Valley since his August 1967 birth in Palo Alto, California, in the shadow of Stanford University, where he and fellow technology luminary Peter Thiel became friends as college students during the 1980s.