1. Sports Performance Research Institute New Zealand, Auckland University of Technology, Auckland, New Zealand
2. Auckland Rugby Union, Auckland, New Zealand
3. College of Arts and Sciences, Seattle University, Seattle, WA, USA
4. Health, Sport and Human Performance, University of Waikato, Tauranga, New Zealand
5. School of Medical and Health Sciences, Edith Cowan University, Joondalup, WA, Australia
6. University of Edinburgh, Edinburgh, UK