Our Staff

Sue Doroff
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Sue Doroff co-founded Western Rivers Conservancy and serves as President. Sue has more than 30 years of experience in conservation real estate and is a leading expert in conservation finance. Her commitment to protecting our great western streams is guided by a lifelong passion for rivers and the great outdoors. During her career Sue has purchased and protected more than 100,000 acres along dozens of rivers throughout the West, including the Klamath, John Day, Yampa, Hoh, Gunnison, Madison, Bear, Skagit and Salmon. A native of Washington D.C., Sue calls the Pacific NW home where she lives with her wife, Holly, daughter, Zoe, son, Sam and their beloved Burmese mountain dog, Bentley. She received her Bachelor of Science from the University of Maryland and conducted her graduate work in Urban and Regional Planning at George Washington University. Sue is an avid hiker and skier, and enjoys (more than just about anything) floating the great rivers of the West.
Nelson Mathews
Vice President
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Nelson, who serves as Vice President of Western Rivers Conservancy, developed a passion for all things rivers while working as a whitewater guide in the Sierra Foothills in the 1980’s. After a stint practicing law in California, Nelson followed his passion and went to work managing The Trust for Public Land’s river conservation efforts in the West. During his 27-year tenure with the organization, he worked to conserve more than 100,000 acres of land with recreational, historic and environmental significance. Nelson grew up in the foothill town of Placerville, California, and presently resides with his wife, Joanne, daughter, Casey, and son, Theo, in Bend, Oregon. He earned a B.A. in Economics from U.C. Davis and a law degree from U.C. Los Angeles. He is a member of the California Bar. Nelson continues to lead trips as a whitewater guide and serves as the chairman of the board of directors for the American River Touring Association (ARTA), a private, nonprofit rafting company. He is also an avid fly fisherman and skier.

Alexander Barton
Associate Project Manager
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Alex joined Western Rivers Conservancy in March 2018 as Associate Project Manager.  A native New Englander, he earned his undergraduate degrees in Anthropology and Environmental Studies from Bates College in Maine.  After graduating in 2012, he turned his sights westward, and has travelled and worked seasonally in Arizona, Montana, and Wyoming.  He entered graduate school at the University of Montana in Missoula, MT in 2015 to pursue an MS in Resource Conservation.   When not learning conservation real estate, he enjoys hiking and camping in the mountains, running and biking in his new home of Portland, and baking fresh bread.
Gypsy Burks
Database & Office Manager
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Gypsy Burks joined Western Rivers Conservancy in 2017 as the Database and Office Manager. She comes to WRC with more than a decade of experience in non-profit organizations, and most recently worked for the Bureau of Land Management in Eastern Oregon. Gypsy holds a BA from Humboldt State University and an MA from John F. Kennedy University in California. In her free time, Gypsy enjoys cooking, cycling, hiking and exploring new places with her family.

Peter Colby
California Program Director
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Peter joined Western Rivers Conservancy in 2015 as Project Manager, based in San Francisco and focusing on projects in California. He previously practiced environmental and real estate law for over 20 years and, between 2003 and 2015, directed land acquisition for Save the Redwoods League and a Bay Area water district. Peter holds a B.A. in Economics from the University of Virginia and a J.D. from Berkeley Law, University of California. When not in the office or out on project lands, he enjoys fly fishing, skiing, and traveling with his wife and (when possible) two grown daughters.

Jim Cox
Director of Donor Relations
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Jim Cox joined Western Rivers Conservancy in 2011. He has more than 25 years experience working professionally in the nonprofit sector. Jim is a past steering committee co-chair of the Nonprofit Association of Oregon, and is an active member of the Northwest Planned Giving Roundtable. Jim holds a Bachelor of Theatre Degree from Willamette University. In his free time, you can find him fly fishing and hiking along the outstanding rivers of the West.

Dieter Erdmann
Interior West Program Director
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Dieter Erdmann joined WRC in 2013 and has over sixteen years of experience in land and water conservation and habitat restoration. Prior to joining WRC, he served as Director of Conservation Operations at Colorado Open Lands, where he worked for more than a decade. Dieter received his undergraduate degree from Middlebury College in Vermont and attended graduate school at Colorado State University's Warner College of Natural Resources. When not protecting rivers, Dieter can usually be found recreating in, on, or around them with his wife and two sons.

Rob Griffith
Senior Counsel
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Rob Griffith joined Western Rivers Conservancy in 2008 as Corporate Counsel. An attorney since 1985, Rob previously was a partner and Chair of the Real Estate Practice Group in the Portland office of Garvey Schubert Barer, Western Rivers Conservancy’s pro bono law firm. During his 18 years with Garvey Schubert Barer, Rob built a long-standing relationship with Western Rivers Conservancy staff while representing WRC during dozens of riverland acquisitions. Rob is a graduate of Oregon State University and Northwestern School of Law of Lewis & Clark College. He also serves as a board member or advisor to local charities.
Shaun Hamilton
Project Manager
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Shaun joined Western Rivers Conservancy in 2016 as Project Manager, based in Olympia and focusing on projects in Washington State. His long conservation career includes stints with The Trust for Public Land, Washington State Department of Natural Resources, The Nature Conservancy, Bureau of Indian Affairs and U.S. Peace Corps service in Niger, West Africa. Shaun is a Forestry graduate from Northern Arizona University in Flagstaff. When not searching for the next great conservation project he can be found exploring the Pacific Northwest with his wife, Tracy Jo.

Juliette Harding
Director of Finance & Administration
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Juliette joined Western Rivers Conservancy in March 2010. She has been working in nonprofit finance and administration for over 20 years, primarily with environmental organizations. Juliette spent eight years at the Environmental Defense Center in Santa Barbara, California prior to joining WRC. Her nonprofit experience also includes program management, grant writing and community organizing. She is a graduate of Carleton College, where she received a BA in Political Science. Juliette is an avid gardener, cook and bike commuter.

Josh Kling
Conservation Director
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Josh Kling is the Conservation Director for Western Rivers Conservancy and has been working for the organization since 1999. Josh manages land conservation projects in Washington, Oregon and California and helps oversee WRC’s Conservation Program, which spans 11 western states. Prior to joining WRC, Josh spent eight years working for the U.S. Forest Service at the Mount St. Helens National Volcanic Monument, where he specialized in ecological monitoring. Josh is a board member with the Opal Creek Ancient Forest Center and Hoh River Trust and serves on the Board of Trustees of the Marie C. & Joseph C. Wilson Foundation. He holds a B.S. in biology from Lewis & Clark College. Josh’s commitment to river conservation is rooted in his lifelong passion for the outdoors, his love of boating and hiking, and his belief that people, young and old, always feel healthier when they have time on a river.
Mik McKee
Stewardship Director
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Mik joined WRC as a full-time staff member in 2017, though he worked with the organization as a forestry consultant for several years prior to that. While a forester by training, his relationship with rivers began 30 years ago on annual fly fishing trips with his grandfather in Wyoming and Idaho. Mik earned a Master of Forestry degree from the Yale School of Forestry and Environmental Studies, and he brings more than a decade of forest management and carbon accounting experience to WRC. Prior to joining the organization, he worked for The Climate Trust, The Sierra Institute, the Bureau of Land Management and the Forest Service. An enthusiastic biker and skier, Mik spends his free time exploring the Pacific Northwest with his wife Caitlin and their dog Cassidy.

Danny Palmerlee
Communications Director
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Danny joined WRC in 2012 with nearly five years of nonprofit communications experience under his belt. For over a decade prior to that, he wrote and coordinated travel guides, including several national parks books, for Lonely Planet Publications. He has also contributed articles and photography to newspapers and magazines around the country. He holds a B.A. in Sociology from the University of California at Santa Cruz and is an avid photographer. When not in the office, Danny is either fly fishing, hiking or dragging his daughter off on another camping trip.
Rachel Roscoe
Communications Associate
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Rachel Roscoe joined Western Rivers Conservancy in 2012 as the Communications Associate. Rachel received a B.A. in Environmental Studies from Ithaca College in 2009, where she concentrated in Environmental Justice and Policy and Politics. She has completed internships with Public Citizen and Sustainable Transitions and served as the Design Editor for the Ithaca College newspaper, The Ithacan. Hailing from the beautiful town of Astoria, OR, Rachel spends her free time hiking, acting and making cakes.
Sara Sandford
Corporate Counsel
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Sara Sandford is our latest addition to Western Rivers Conservancy, joining us in 2019 as Corporate Counsel. An attorney since 1984, Sara previously was a principal and firm leader, as well as Chair of the Business Practice Group in the Seattle office of Garvey Schubert Barer, WRC’s pro bono law firm. Sara volunteered with WRC for 20 of her 30 years at GSB, helping on a variety of acquisitions and addressing title questions. She is a graduate of University of Washington and Columbia University School of Law. Sara’s interest in other cultures has given her a chance to travel to many countries and learn new languages, including Japanese (fluent) and Italian (conversant). When not working, Sara is happiest when she is near (or in) water, preferably with family, friends and dogs.

Zach Spector
Project Operations Director
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Zach joined WRC full-time in 2013. He has an MBA and an MS in Environmental Studies from the University of Colorado at Boulder, with a focus on conservation real estate and finance. Zach graduated from Vanderbilt University in 2007, and has since spent time working throughout the West as a rancher, researcher, and educator. In his free time, Zach likes to run, fish, and generally be outside.
Anne Tattam
Anne Tattam
Associate Director of Foundation Relations
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Anne joined Western Rivers Conservancy’s Development team in 2006 and is now the organization’s Grants Manager. She graduated from the University of Oregon with degrees in History and Political Science. A skilled fly fisher and a river-lover through and through, Anne came to WRC with several years’ experience in nonprofit and river conservation, including at the Native Fish Society. She lives in Portland with her husband and, when not working or fishing, she spends her spare time running, baking, birdwatching, tying flies, wandering around the forest and searching for the best biscuits and gravy in the Northwest.
Everett White
Project Manager
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As a WRC Project Manager, Everett White works primarily in eastern Washington and northern Idaho. Prior to joining WRC, Everett worked for 39 years for the U.S. Forest Service, where he was the supervisor of a lands team on the Olympic, Mt. Baker-Snoqualmie, Okanogan-Wenatchee and Colville National Forests. During his tenure with the Forest Service, he also served as a member of the National Land Adjustment Team, working for the Washington Office, reviewing land exchanges on National Forest lands. Everett holds a degree in agriculture from North Carolina State University. He enjoys hiking, running, camping and gardening.
Heidi Wilcox
Director of Foundation & Corporate Relations 
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Heidi joined Western Rivers Conservancy in 2016 and brings two decades of experience as a strategic fundraising leader in various fields, including conservation and education. Heidi is a graduate of Oregon State University and maintains her certification as a Certified Fund Raising Executive. She is a fifth generation Oregonian and passionate about exploring and enjoying the great outdoors with her family in the Pacific Northwest.

Willis Yarberry
Director of Lands
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A veteran of land conservation, Willis Yarberry brings over 18 years of conservation real estate and finance experience to WRC. Prior to his role as WRC’s Director of Lands, Willis worked for a private mitigation banking investment firm. Before that, he worked for four years as Director of Interior West and Federal Affairs at WRC. He also spent 12 years at the Nature Conservancy, where he served as Director of Major Projects and Government Relations in Montana and South Carolina. Willis holds a B.A. in biology from Wake Forest University and an M.B.A. from East Carolina University.