Thomas Mayo is a Kaurareg Aboriginal and Kalkalgal, Erubamle Torres Strait Islander man. He is the National Indigenous Officer of the MUA. Thomas is a signatory of the Uluru Statement from the Heart and has been a leading advocate since its inception in May 2017. He is the Chairperson of the Northern Territory Indigenous Labor Network, advises the Diversity Council of Australia and the From the Heart campaign, and is an executive member of the Northern Territory Trades and Labour Council. Thomas has previously written five books published by Hardie Grant, and has articles and essays published in The Guardian, Griffith Review and Sydney Morning Herald.