Smith - owner of The FrontLine Club - was once a friend to Assange.
What does this latest line-up say?
The Frontline Club is soon to host a debate on Julian Assange. Speakers: Alan Rusbridger, David Aaronovitch, Suzanne Moore, Jodie Ginsberg (Index on Censorship) and Vaughan Smith.
When: Tuesday 2 July 7:30pm BST Where: Frontline Club, 13 Norfolk Place, London W2 1QJ Tickets: This event is fully booked.