Senator LIDDLE (South Australia) (14:41): Voice architect Professor Megan Davis has described the Voice as being the 'enabling mechanism' for a treaty. Honourable senators interjecting— Senator LIDDLE: We're talking about Professor Megan Davis, in case you didn't hear that. Honourable senators interjecting— The PRESIDENT: Senator Liddle, please resume your seat. Order across the chamber! Senator Hughes interjecting— Senator Watt interjecting— The PRES IDENT: Senator Hughes and Senator Watt, order! Senator Shoebridge interjecting— The PRESIDENT: Senator Shoebridge, order! Honourable senators interjecting— The PRESIDENT: Order across the chamber! Senator Liddle, I am going to invite you to begin your question again. I expect Senator Liddle to be able to ask her question in silence. Senator LIDDLE: Voice architect Professor Megan Davis has described the Voice as being the 'enabling mechanism' for a treaty. Is Professor Davis correct that the Voice will be used to enable a treaty to occur?