The opposition leader Peter Dutton has amped up his criticism of the voice to parliament this year, reiterating questions about specific details of the body. Last week he challenged the government to either legislate the voice or release a draft bill before the referendum. Laura Murphy-Oates speaks to Prof Megan Davis, a Cobble Cobble woman and expert adviser to the government on the referendum process, about Dutton’s ‘inexplicable’ demand for details and the road to the referendum