USAToday -- He carries a smartphone on his hip, goes out for burgers and plays pickup hoops. She goes to their daughters' soccer games, works in the garden and loves listening to her iPod. Together, they host poets, artists and musicians at their house and invite neighborhood kids to drop by. Their kids, meanwhile, go to birthday parties, romp around with their new dog and get spoiled by Grandma. Sounds like a lot of families -- but this is the nation's first family. "The Obamas have changed the culture of the White House," says Dee Dee Myers, President Clinton's first press secretary. President Obama may not have delivered on all the policy changes he promised since his election a year ago, but he and his family have brought dramatic social change...