Sue Berelowitz, the deputy Children's Commissioner, said that Britain needed to "get to the bottom" of child abuse as the commission embarks on the new inquiry.
"We need to stop the abuse and work very hard to do that, so for all kinds of reasons we have got to get to the bottom of what's going on," she told Good Morning Britain.
More top news
The Tory peer and former Marks & Spencer chief has been named as chairman of the 'In Campaign'.
Delicately worded memo by then press chief from 1985 is among cache of newly released documents from former PM's private files.
Cloud and showery rain may linger across the far northwest throughout Saturday.