Other than Zuckerberg, a central person involved in the discussions is Joe Green, co-founder of NationBuilder and Causes, who was Zuckerberg’s roommate at Harvard University. And we’ve heard the Facebook CEO has pledged millions to the cause — one source says as much as $20 million — and has gotten others to pledge as much as $2 million to $5 million each. The executives are working with a bipartisan group of consultants, including Joe Lockhart of the Glover Park Group; Jon Lerner, a Republican strategist; and Rob Jesmer, a Republican strategist and former executive director of the National Republican Senatorial Committee. Here’s one of Lerner’s memorable spots digging at liberals: 
 
 Facebook spokeswoman Sarah Feinberg declined comment Friday. Protesters stood outside his Palo Alto, Calif., residence during the event for the prominent New Jersey Republican. Chris Cristie in his Palo Alto home that included many of the same tech stars.
– Mark Zuckerberg, political advocate? Yep, the Facebook CEO has joined other executives in forming an advocacy group that's likely to focus on various issues, starting with US immigration, Politico reports. No surprise there: It's already a hot topic among Silicon Valley executives competing for global talent. And Zuckerberg recently joined other tech execs in lobbying Washington for a "more open and flexible" US immigration system, the San Francisco Chronicle reports. A few more juicy details: Zuckerberg has thrown big money at the new group—maybe up to $20 million—and persuaded others to pitch in $2 million to $5 million. His old Harvard roomie, Joe Green, is a central player in the group. Executives are working with consultants on both sides of the political aisle, including GOP strategist Jon Lerner, who once produced an ad that described liberals as "latte-drinking, sushi-eating, Volvo-driving, New York Times-reading" freaks. Zuckerberg has raised eyebrows among Democrats by hosting a fundraiser for New Jersey Gov. Chris Christie, a Republican. Protesters stood outside his Palo Alto, Calif., house during the event. Click for more at Politico or the Chronicle, which broke the story.