New Bolton Center Kennett Square, PA
Emergencies & Appointments:
Ryan Hospital Philadelphia, PA


Professor of Ethics & Animal Welfare Emeritus, University of Pennsylvania School of Veterinary Medicine

Research Areas: Companion animal welfare, Behavior–companion animal, human-animal interaction

Contact Information:
University of Pennsylvania, School of Veterinary Medicine, Dept. of Clinical Studies VHUP

Behavior and welfare of companion animals; development of human attitudes to animals; history of human-animal interactions; measurement of behavioral phenotypes in dogs and cats; ontogenesis of behavioral problems in companion and working dogs; animal-assisted therapeutic interventions.

Bowen, J., Fatjó, J., Serpell, J. A., Bulbena-Cabré, A., Leighton, E., Bulbena, A. First evidence for an association between joint hypermobility and excitability in a non-human species, the domestic dog Sci Rep 9: 8629, 2019.

Bray, E. E., Levy, K. M., Kennedy, B. S., Duffy, D. L., Serpell, J. A., MacLean, E. L. Predictive models of assistance dog training outcomes using the Canine Behavioral Assessment and Research Questionnaire and a standardized temperament evaluation Front Vet Sci 6: 49, 2019.

Edwards, P. T., Hazel, S. J., Browne, M., Serpell, J. A., McArthur, M. L., Smith, B. P. Investigating risk factors that predict a dog''s fear during veterinary consultations PLoS One 14: e0215416, 2019.

Serpell, J. A. How happy is your pet? The problem of subjectivity in the assessment of companion animal welfare Animal Welfare 28: 57-66, 2019.

Farhoody, P., Mallawaarachchi, I., Tarwater, P. M., Serpell, J. A., Duffy, D. L., Zink, C. Aggression toward familiar people, strangers, and conspecifics in gonadectomized and intact dogs Front Vet Sci 5: 18, 2018.

Canejo-Teixeira, R., Almiro, P. A., Serpell, J. A., Baptista, L. V., Niza, M. M. R. E. Evaluation of the factor structure of the Canine Behavioural Assessment and Research Questionnaire (C-BARQ) in European Portuguese PLoS One 13: e0209852, 2018.

Flint, H. E., Coe, J. B., Pearl, D. L., Serpell, J. A., Niel, L. Effect of training for dog fear identification on dog owner ratings of fear in familiar and unfamiliar dogs Applied Animal Behavior Science 208: 66-74, 2018.

McGreevy, P. D., Wilson, B., Starling, M. J., Serpell, J. A. Behavioural risks in male dogs with minimal lifetime exposure to gonadal hormones may complicate population-control benefits of desexing PLoS One 13: e0196284, 2018.

Hare, E., Kelsey, K. M., Serpell, J. A., Otto, C. M. Behavior differences between search-and-rescue and pet dogs Front Vet Sci 5: 118, 2018.

Dodman, N. H., Brown, D. C., Serpell, J. A. Associations between owner personality and psychological status and the prevalence of canine behavior problems PLoS One 13: e0192846, 2018.

BSc (Zoology) University College, University of London, 1974

PhD University of Liverpool, Liverpool, 1980

Sub-dept. of Animal Behaviour, University of Cambridge. (1979 to 1986)
Postdoctoral Research Assistant

Sub-dept. of Animal Behaviour, University of Cambridge, Cambridge, UK (1986 to 1989)
Research Associate

Companion Animal Research Group, Dept. of Clinical Veterinary Medicine, University of Cambridge (1989 to 1991)
Research Associate

Companion Animal Research Group, Dept. of Clinical Veterinary Medicine, University of Cambridge (1991 to 1993)
Senior Research Associate

Davis Center, Department of History, Princeton University (1997 to 1998)
Visiting Research Fellow

College of Veterinary Medicine, UC Davis. (2002 to 2003)
Visiting Research Fellow