All of a twitter: how Sarah Brown upped her profile while playing down politics - The Guardian, uk - link (aqui)

Michelle Obama and Sarah Brown visit Maggie's Cancer Caring Centre in west London. Photograph: Leon Neal/AFP/Getty Images Caroline Davies The Guardian , Saturday 4 July 2009 Today, Gay Pride. Last week, Glastonbury. Wherever the masses gather, it seems, Sarah Brown is also to be found, smilin