“Is Italy a mafia republic?” John discusses his book on BBC Radio 3’s Nightwaves programme.

John writes about the ‘ndrangheta, its history and current state, for the BBC website

John chooses his favourite books on the mafia for Five Books.

Blood Brotherhoods (US edition which combines Mafia Brotherhoods and Mafia Republic in one volume) chosen in the Guardian as one of all-time top-ten mafia books.