LITERARY: Silicon Valley visionary Jaron Lanier shares his expertise in his new book, You Are Not a Gadget. He'll discuss how programming decisions made decades ago have had enormous—and often unintended—consequences on the permanent internet landscape.

7 p.m. // City Lights Bookstore (261 Columbus Ave) // free

SCIENCE: At tonight's Ask a Scientist, learn how in the miniature world of quantum mechanics, an object can be in two places at the same time, particles can pop into existence and then vanish, or go from one spot to another without crossing the distance in between.

7 to 9 p.m. // Horatius (350 Kansas) // free w/food purchase

MUSIC: Hailing from New Orleans, seven-member ensemble The Dirty Dozen Brass Band have been merging traditional New Orleans sound with modern funk and bebop since 1977.

8 p.m. // The Independent (628 Divisadero St) // $22