ADVOCATES of gay marriage usually argue that, in its present form, the Marriage Act denies gays justice conceived as equal access to goods and opportunities. This can obscure the deepest reasons why the act should be revised.

Seen as a demand for equal access to goods and opportunities, gay marriage is not a high priority for most politicians, especially as Julia Gillard has promised to increase their availability to gay couples.

to listen to a podcast of a talk given by Prof Gaita recently on marriage equality.