Thomas Mayo is a Kaurareg Aboriginal and Kalkalgal, Erubamle Torres Strait Islander man. He is the Assistant National Secretary of the Maritime Union of Australia. 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 and a director on the Australians for Indigenous Constitutional Recognition board. Thomas is the author of six books, including the bestselling The Voice to Parliament Handbook: All The Details You Need with eminent journalist Kerry O’Brien (Hardie Grant, 2023).