1. United Kingdom Sports Council, London, UK.
2. Swedish Winter Sports Research Centre, Department of Health Sciences, Mittuniversitetet 831 25, Östersund, Sweden.
3. Hamlyn Centre, Institute of Global Health Innovation, Imperial College, London, UK.
4. Sport, Health and Exercise Science, University of Bath, Bath, UK.
5. Health and Sport Portfolio, Swansea University, Swansea, UK.
6. Sports Performance Research Institute New Zealand, Auckland University of Technology, Auckland, NZ.