From his early news on the business desk at a number of newspapers to a stint behind the scenes in Victorian state politics to the founding of the online news site Crikey, Stephen Mayne's career has occurred at the nexus of business, politics and journalism.

And while those worlds are often the scene of a lot of shenanigans and grubbiness, Stephen has made it his business to let some light in.

Stephen is now what could be called a professional corporate trouble maker, though his official title is full-time shareholder activist and publisher of The Mayne Report.

And, for the first time, Stephen publicly reveals his life-altering health battle.