via Journalism.org, Pew Research Center’s Project for Excellence in Journalism As he marks his 100th day in office, President Barack Obama has enjoyed substantially more positive media coverage than either Bill Clinton or George Bush during their first months in the White House, according to a new study of press coverage. Overall, roughly four out of ten stories, editorials and op ed columns about Obama have been clearly positive in tone, compared with 22% for Bush and 27% for Clinton in the same mix of seven national media outlets during the same first two months in office, according to a study by the Pew Research Center’s Project for Excellence in Journalism.