Photo by Jason Vines

TALK: Reddit Co-founder Alexis Ohanian discusses “the secrets of entrepreneurship, marketing advice, and how to ignite a grass-roots internet movement” as well as his new book, Without Their Permission: How the 21st Century Will be Made, Not Manage, at the George Washington University School of Business (2201 G Street NW) tonight. 8-10:30 p.m. Free (RSVP recommended).

MUSIC: Ani DiFranco plays the 9:30 Club (815 V Street NW) tonight with Melissa Ferrick and Buddy Wakefield. 7 p.m. $40.

BEER: ChurchKey (1337 14th Street NW) helps celebrate the new Magic Rock Brewing Company this evening with a launch party. Magic Rock beers on tap will include: High Wire West Coast Pale Ale, Cannonball IPA, Bearded Lady Imperial Brown Stout, and Curious Original Pale Ale. 6 p.m. Beers priced individually.

TRIVIA: Just the facts, ma’am. That’s what you need at District Trivia at Penn Social (801 E Street NW) tonight. 7-9 p.m.