The public "will not be safe" until the full recommendations of Lord Justice Leveson's report are implemented, a member of Hacked Off has told Good Morning Britain.
Dr Evan Harris criticised the verdicts in Rebekah Brooks' trial for phone hacking and said tougher press regulation was still needed.
"If this was any other industry, the press would be falling over themselves to demand tough regulation," the former Lib Dem MP said.
"So far the newspapers are rejecting that independent check of a new regulator, to check that it is independent, fair and effective.
"I don't think the public is safe from those newspapers until Lord Justice Leveson's report is implemented in full."
If the PM sustained damage over the phone hacking verdicts, it's because he didn't ask his former communications chief enough questions.
David Cameron is on the hook twice at Downing Street; firstly for employing Andy Coulson and secondly for bringing him into Government.