[2] Warriner completed a PhD titled Internationalisation of Maori businesses in the creative industry sector: ko te rerenga o te toki a tu, he whare oranga at Massey University, which investigated the drivers and barriers to internationalisation for businesses before, during and after becoming exporters.
[4] Warriner then joined the faculty of Te Whare Wānanga o Awanuiārangi, based at Whakatāne, where she was promoted to full professor in 2016.
[5] Warriner serves on the Te Rūnanga o Ngāti Whatua Board as the Otamatea Takiwa representative.
[6] She is also a trustee of Ngā Uri o Kamupene ‘A’ o Rua Tekau Mā Waru – the Descendants of ‘A’ Company 28 Māori Battalion Trust.
[6] Warriner has also been involved in governorship and treaty settlement for Ngāti Porou, and participated in the Iwi Leaders Forum.