Michael Pezzullo, the divisive figure behind home affairs recommendation
(ABC News Australia)

Malcolm Turnbull may have turned his brain to the concept of a gigantic national security framework in recent months, but it certainly wasn`t the Prime Minister who came up with the idea. It was Michael Pezzullo, a cog in the bureaucracy for 30 years with an uncompromising reputation in Canberra, writes Andrew Probyn.