About the authors Paul McGreevy is a Professor of Animal Behaviour and Animal Welfare Science at the Sydney School of Veterinary Science, University of Sydney, Australia. Janne Winther Christensen is an Associate Professor at the Department of Animal Science, Aarhus University, Denmark. Uta König von Borstel is a Professor of Animal Husbandry and Biology at the Department of Animal Breeding and Genetics, University of Giessen, Germany. Andrew McLean is one of the world's foremost equine behavioural practitioners and founder of the Australian Equine Behaviour Centre, Australia.