What are the limits of freedom of speech? Are any topics forbidden to writers? And when are writers justified in revealing secrets?

Luke Harding’s computer was hacked and his work erased while he wrote about Edward Snowden and the National Security Agency; Nicky Hager has championed the right to access private information for the public good; and Richard King’s book On Offence argues that free speech is meaningless unless it includes the freedom to offend. Chaired by Joanna Norris, editor of The Press and chair of the Media Freedom Committee.