‘Rev Maurice Gray is Priest in Charge of the Tuahiwi parish and Upoko of Te Runaka ki Otautahi o Kai Tahu, which is the Kai Tahu urban authority for Christchurch. He is
involved in the provision of leadership education programmes for CEOs of government
agencies, corporations and voluntary sector organisations. He also delivers cultural
training programmes for the five mana whenua runaka of Banks Peninsula and also in Christchurch city. Rev Gray serves on many boards at the national level, focusing on
education, policing and social services. These currently include Volunteering New
Zealand and Children's Health Camps. He is also involved in the development of
traditional customary wanaka at the national level. Internationally, Rev Gray is involved
with educational, cultural and intellectual property rights for indigenous peoples
through his membership of the International Association for Impact Assessment.’ His qualifications include MNZM, and L.Th. He was also a JP.
- Raraka Korero: Weaving Our Stories: Conference 2006. NZCOSS New Zealand Council of Social Services, Hotel Ashbuton Conference Centre, 17-19 October 2006. www.nzcoss.org.nz/files/absbklt.pdf - 12 June 2008.
- "Raraka Muna Matauraka ki a Matauraka Putaiao – Weaving Together Apodictic and Scientific-Technical Knowledge." Raraka Korero: Weaving Our Stories: NZCOSS New Zealand Council of Social Services Conference 2006, Hotel Ashbuton Conference Centre, 17-19 October 2006. www.nzcoss.org.nz/files/absbklt.pdf - 12 June 2008.
- "Poroporoaki Ki a Wiremu Hohepa Karetai: William Joseph Karetai, O.B.E., J.P., Kai Tahu, Kati Mamoe." Te Karanga: Canterbury Māori Studies Association. 3.1 (1987): 6-7.
- Poroporoaki in Māori with brief biographical notes and quoted extracts from obituaries to Karetai in the Christchurch Star and the Akaroa Mail.