G E Dickinson1, K W Roof2, P D Roof3, E S Paul4. 1. Department of Sociology and Anthropology, College of Charleston, 66 George Street, Charleston, SC 29424, USA. 2. Office of Accountability, Accreditation, Planning, & Assessment, College of Charleston, 66 George Street, Charleston, SC 29424, USA. 3. Department of Social Sciences, Charleston Southern University, North Charleston, SC 29406, USA. 4. School of Veterinary Sciences, University of Bristol, Langford House, Bristol, Langford BS 40 5DU, UK.