I agree that Martin Simpson's 'Prodigal Son' will take some beating in 2007. I also very much enjoyed this one:
Michael Black.
On the Oz scene, Evan Mathieson's 'Harry's Legacy: Songs by Harry Robertson 1923-1995' is first rate. It is available from Evan and Lyn Mathieson PO Box 21, Donnybrook, Queensland, Australi 4510.
--Stewie.