1. Statistics, Western Michigan University, Kalamazoo, MI, USA
2. School of Environment, Geography, & Sustainability, Western Michigan University, Kalamazoo, MI, USA
3. Epidemiology, University of Michigan, Ann Arbor, MI, USA
4. Anthropology, University of North Carolina at Chapel Hill, Chapel Hill, NC, USA
5. Psychology, Western Michigan University, Kalamazoo, MI, USA