1. Department of Forest Ecosystems & Society, Oregon State University, Corvallis, Oregon, USA
2. National Council for Air and Stream Improvement, Anacortes, Washington, USA
3. Department of Statistics and Actuarial Science, Simon Fraser University, Burnaby, British Columbia, Canada
4. Weyerhaeuser, Federal Way, Washington, USA
5. Forest Biodiversity Network, Department of Forest Ecosystems & Society, Oregon State University, Corvallis, Oregon, USA