He is an interdisciplinary researcher with extensive experience across a diverse range of research areas including traditional medicine, indigenous research ethics, interface between indigenous knowledge and science, Maori economic development and Maori health. Maui has been a member of a number of national and institutional ethics committees and was part of the team that developed Te Ara Tika: Guidelines on Maori Research Ethics – A framework for researchers and ethics committee members, Te Mata Ira Guidelines for Genomic Research with Maori, and He Tangata Kei Tua Model for Biobanking with Maori. Maui is one of the co-conveners of the SING-Aotearoa programme.