Igneous Petrology, high-temperature geochemistry, isotope geochemistry, geochronology, volcanism, regional tectonics, age and origin of the continental crust, mineral chemistry.
Ongoing Research Projects
Assessing the periodicity and mechanisms of continental crustal growth (DFF funded research project to start in 2020) (click here to see an interview about this project with Val Troll)
Granitic magmatism in New Zealand
Deputy Head of Department (Teaching), Head of Electron Microprobe Laboratory, Editor for Journal of Petrology.