Ngarino Ellis (Ng?puhi, Ng?ti Porou) is a lecturer in the Department of Art History at the University of Auckland, New Zealand. She is the co-editor with Deidre Brown of Te Puna: M?ori Art from Northland (Reed, 2007), as well as the author of a number of scholarly articles. Her prime research focus is Maori art history, and she has also lectured on art crime, including theft, illicit antiquities, looting, forgery and vandalism. In 2012 she was appointed co-ordinator for the Museums and Cultural Heritage Programme in the Faculty of Arts. Ellis is a co-investigator (with Jonathan Mane-Wheoki and Deidre Brown) on the three-year Marsden Fund project `Toi Te Mana: A History of Indigenous Art in Aotearoa New Zealand'. A Whakapapa of Tradition is based on her 2012 PhD thesis.Natalie Robertson (Ng?ti Porou, Clann Dhonnchaidh) is a photographic artist and senior lecturer at AUT University, New Zealand. Robertson has an MFA from the University of Auckland, New Zealand and is enrolled in the PhD programme at Massey University, New Zealand researching photography in Maori contexts. She has exhibited extensively in public institutions throughout New Zealand and internationally.