As serious as you can get by today's TV journalism standards...transcripts available too!!!!!

http://www.abc.net.au/4corners/episodes/

money (3c)

http://www.abc.net.au/4corners/stories/2014/05/05/3995954.htm

family, religion (1b)

http://www.abc.net.au/4corners/stories/2012/03/29/3466537.htm

immigration (6c)
http://www.abc.net.au/4corners/stories/2011/10/20/3344543.htm

politics, environmental activism
http://www.abc.net.au/4corners/stories/2013/04/01/3725150.htm