Diane teaches strategic operations and supply chain management at under and post-graduate levels. In addition, she also introduces Māori values and practice into other areas, such as entrepreneurship, research methods, business communication, and organisations and sustainability.
Papaarangi is Tumuaki and Head of Department of Maori Health at the Faculty of Medical and Health Sciences, University of Auckland, New Zealand.
She holds science and medical degrees from the University of Auckland and is a specialist in public health medicine.
She has tribal affiliations to Te Rarawa in the Far North of Aotearoa and her research interests include analysing disparities between indigenous and non-indigenous citizens as a means of monitoring government commitment to indigenous rights.