Dr John Bradshaw is a Visiting Fellow and Director of the Anthrozoology Institute at the University of Bristol, where he was formerly Reader in Companion Animal Behaviour and University Research Theme Leader for Animal Welfare & Behaviour. His main research interests are in the behaviour and welfare of domestic cats and dogs, and their relationships with people; he has published over 100 research papers and book chapters on these topics. Since 2009 he has focused his attention on the dissemination of animal welfare science to pet owners: his book "Dog Sense/In Defence of Dogs" was a non-fiction bestseller in both the UK and USA in 2011, and has been translated into nine other languages. He was one of the founders of the International Society for Anthrozoology (ISAZ), and has been a member of the Council of the Association for the Study of Animal Behaviour (ASAB) and set up its Accreditation Committee (1999-present). Rachel is Director of Canine Behaviour and Research at Dogs Trust, the UK's largest dog charity. She is a RCVS and an EBVS® European Veterinary Specialist in Behavioural Medicine and an EBVS® European Veterinary Specialist in Animal Welfare, Science, Ethics and Law. She has research interests in canine welfare science, including identification of risk factors for undesired behaviours. Rachel also oversees community programmes aimed at preventing behaviour problems, and the behavioural rehabilitation of dogs in rehoming centres.