Matthew is a global mental health advocate promoting human rights, social justice and lived experience as an academic science from a public health and mad studies knowledge base. He is a trained social worker having worked across counselling, case coordination, group therapy, community development, social research, social policy and systems-level advocacy partnering with a range of marginalised and disadvantaged communities focusing on mental health. Matthew focuses his advocacy and research on alternatives to psychiatry in global lived experience leadership as the scientific discipline of peer work in mental health. Matthew represents the Western Pacific Region on the Global Mental Health Peer Network and is a Global Shaper with the World Economic Forum in Melbourne, Australia. He is on the National Advisory Panel (mental health) for the Australian Association of Social Workers as a lived experience representative. Matthew is a Global Lived Experience Ambassador for Generation Mental Health. He provides consultation to the World Health Organisation on key global mental health documents requiring lived experience perspective. Matthew is trained internationally in certified peer specialist practice and is a visiting scholar in Psychiatry at Yale and Harvard University.