Robert Harrison¹, Kim Littke¹, Austin Himes¹, Paul Footen¹, Dave Briggs¹, Thomas Terry², Constance Harrington³, Tim Harrington³, Warren Devine³, Scott Holub⁴, Stephen H. Schoenholtz⁵ and Robert Slesak⁶, (1)University of Washington, Seattle, WA, (2)Weyerhaeuser Corporation (retired) and USDA Forest Service Pacific Northwest Research Station, Olympia, WA, (3)Pacific Northwest National Lab., Olympia, WA, (4)Weyerhaeuser Co., Springfield, OR, (5)Virginia Tech, Blackburg, VA, (6)MN Forest Resources Council, St. Paul, MN