Former NPS Park Ranger-Naturalist, Crater Lake National Park (1966-68), Zion National Park (1969), Yosemite National Park (1969-71).
Member of the Coalition of National Park Service Retirees (www.npsretirees.org)
Member of the Board, Crater Lake Institute (www.craterlakeinstitute.com)
President and Director, Oak Ridge Center for Risk Analysis (www.orrisk.com)
- Member for
- 7 years 17 weeks
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