Sonja’s research interest’s focus on the importance of culturally responsive, evidence based approaches in education, psychology, counselling, health and human development in order to enhance the social, cultural, educational and health outcomes that are achieved by Māori.
The importance of exploring 'what works well' for Māori as a pathway to responding to disparity and unlocking potential guides most of her research endeavours. She argues that many of the solutions for reducing such disparities actually reside in 'te ao Māori' (the Māori world, which includes Māori knowledge, protocols and practices). Strength-based, restorative and holistic approaches to individual and collective wellbeing are drawn on to support the development of such responses in contemporary times.