Lord Hunt the Chair of the Press Complaints Commission talks to Steve Hewlett about his plans for press self-regulation. Plus as the Observer Editor says the paper "got it wrong" and withdraws a column by Julie Burchill described as a "disgusting rant" against transsexual, from the Online site, we look at the role of a columnist, free speech and the difficulties faced by Editors in dealing with instant reaction to articles via Twitter and other social media. With Columnist Toby Young, Roz Kaveney a writer and transgender activist, Laurie Penny Contributing Editor at the New Statesman and former Editor of The Guardian Peter Preston. Producer Beverley Purcell.