1. School of Veterinary Medicine, University of Central Lancashire, Preston, UK
2. Royal (Dick) School of Veterinary Studies and the Roslin Institute, Easter Bush Campus, University of Edinburgh, Roslin, UK
3. Department of Animal Behaviour and Welfare, Scotland’s Rural College (Sruc), Edinburgh, UK
4. Faculty of education, humanities and health science, Eastern Institute for Technology, Taradale Napier, New Zealand
5. Queen Margaret University, University Way, Musselburgh, UK