The same-sex marriage debate has come a long way. On the back of increasing evidence of a change in voter sentiment on the controversial topic, Greens MP Adam Brandt, Member for Melbourne, will introduce a motion to the House of Representatives challenging MPs to go into their electorates to gauge constituent support for marriage equality. Sources such as the recent Australian Marriage Equality/PFLAG-commissioned Galaxy Poll and the responses to The Senates’ Inquiry into the Marriage Equality Amendment Bill 2009 demonstrate support for same-sex marriage in some parts of the community. But will the recognition of same-sex marriages at law come for the right reasons? Before saying anything further on the matter, let me be sure you understand that I support Brandt and The Greens on this…