Ypulse Essentials: Rooney Mara in 'The Girl With the Dragon Tattoo,' Piperlime Angers Facebook Fans, Google CEO On Privacy

Rooney Mara will be ‘The Girl With the Dragon Tattoo’ (after weeks of speculation, Sony announces the relatively unknown actress will play heroine Lisbeth Salander for a three-picture adaptation of Stieg Larsson’s Millennium Trilogy books) (EW)

- ‘Only children’ turn out just fine (according to a new study that might help dispel parental concerns about the social skill development of kids who grow up without siblings) (Telegraph) (WSJ)

- Google CEO Eric Schmidt opens up about privacy (predicting, “apparently seriously,” that young people will one day be automatically allowed to change their names upon reaching adulthood in order to detach themselves from the incriminating photos and social media postings of their youth.) (WSJ)

- Inside the “weird world” of tween fashion (New York Magazine accompanies an eight- and a ten-year-old doing their back-to-school shopping, featuring Madonna’s much-buzzed about, Taylor Momsen-promoted ‘Material Girl’ line for Macy’s. Broadsheet responds that shocking teen fashions are nothing new) (New York Magazine) (MediaPost, reg. required) (Salon)

- AllyKatzz.com relaunches as tween-teen reporter site (and is looking for girls who want to ‘Speak Up, Be Heard, and Change Their World.’ Go to AllyKatzz.com for details on how to apply)

- One-third of students would delay college because of the cost (according to a new survey funded by TD Ameritrade, which also found that 41 percent of adults and 35 percent     of teens believe that attending a big name school is important,  but not     necessary to get ahead) (MarketWatch)

- Gap brand Piperlime irks Facebook fans (with a series of edgy—or snotty?—wall posts pushing its ‘Let’s Get Dressed’ campaign, which urges girls to ‘hang up the hoodies’ and put ‘Saturday night effort into Sunday afternoon’) (AdAge)

- Geeks are still far from box-office gold (despite our YAB member’s glowing review and a sprawling, teen-targeted marketing campaign, ‘Scott Pilgrim’ launched with meager numbers this weekend. It did well with its fan base, but failed to draw from outside the expected demographic: Opening audiences were 64% male, with 58% of patrons under 25) (Hollywood Reporter)

- A Florida school district says teachers and students can’t be “friends” (on Facebook and other social media sites, that is. The district says the ban is “meant to provide school employees with direction in light of the ever-changing realm of the Internet and online social networking”) (Miami Herald)