**Author details**

Christopher J. Fettig1 , Donald M. Grosman2 and A. Steven Munson3

\*Address all correspondence to: cfettig@fs.fed.us

1 Pacific Southwest Research Station, USDA Forest Service, Davis, CA, USA

2 Forest Health, Texas A&M Forest Service, Lufkin, USA

3 Forest Health Protection, USDA Forest Service, Ogden, UT, USA
