john gilbert brogden is an australian businessman, philanthropist, and former politician. he was a liberal party member for pittwater in the new south wales legislative assembly from may 1996 until his resignation in august 2005, and served as the leader of the opposition in new south wales from 2002 to 2005. after politics, brogden served as the chairman and ceo of various organisations in the financial services and property sectors. after a suicide attempt in august 2005 immediately after his resignation as opposition leader, brogden would join the board of the crisis support charity lifeli…