Oak Rankin

Oak has dedicated his professional career to helping institutions create meaningful outcomes in education and environmental stewardship. He has over 10 years of supervisory experience overseeing staff, interns, graduate students, recent college graduates, and volunteers, and has led teams for the University of Arizona, Seeds of Compassion and The Wilderness School. Additionally, he has hands-on professional experience in our natural world working for the North Cascades National Park as a biology technician, logger, emergency forest firefighter and as a naturalist river guide. As a Fulbright scholar, he launched a new English teaching program in a remote part of Brazil.


Ginger Castleberry

Ginger has worked with GPI since 2015. She returned full time in 2013 to Darrington, where she runs a consulting business. Ginger worked previously as stage manager specializing in opera, including five years at Seattle Opera. She volunteers as a counselor at Crisis Text Line, and works to engage young people with local politics and volunteerism. Her vast experience in event coordination and operations management have been essential to GPI. Ginger is a valued resource to our financial and grant writing teams. She holds a BA in Drama from the University of Washington and a MFA in Management and Producing from California Institute of the Arts.


Hannah Schell

Hannah is a member of the Glacier Peak Institute team working as a Fundraising & Development Coordinator. Her desire to fight poverty and remove barriers towards education and wellbeing for underserved youth and communities has led to diverse experiences in nonprofits around country. She is passionate about people, the arts, dance, travel, health and wellbeing. Many of her favorite memories are of times spent outdoors hiking, camping, and exploring new landscapes. She is excited to help build Glacier Peak Institute’s capacity to serve Darrington youth through outdoor recreation and STREAM education.


Johnny Potter

Johnny is a member of the Glacier Peak Institute team working as a Programming Support Coordinator. His passion for the outdoors comes from an upbringing in the Pacific Northwest hiking, biking, and floating down rivers. Johnny graduated from Western Washington University’s Huxley College of Environment with a degree in Environmental Education; his goal is to help show students the opportunities the outdoors offer. Johnny strives to one day be a certified teacher but for the time being his classroom is simply the outdoors.


Claire Pinger

Claire is a summer intern focused on fundraising and coordinating gear donations for GPI. She attends Whitman College in eastern Washington and will graduate next year with a combined degree in Environmental Studies-Politics, and she has previously worked on natural resource management in the Walla Walla Valley overseeing education programs for the Blue Mountain Land Trust. She is excited to spend this summer in Darrington hiking, climbing, boating, supporting GPI, and getting kids outside.

Board of Directors

Daniel Rankin

President, GPI Board of Directors

Mayor, Town of Darrington

Auburn Parent

Treasurer, GPI Board of Directors

Assistant, Alger Learning Center, Substitute Teacher, Concrete School District

Dr. John Wesley Lauer

Secretary, GPI Board of Directors

Civil Engineering Associate Professor and Director of Environmental Sciences, Seattle University

Stephen Somsen

Treasurer, GPI Board of Directors

Agricultural Property Manager, Somsen Properties

Tamara Neuffer

Director, GPI Board of Directors

Outreach and Education Coordinator, Stillaguamish Tribe Natural Resources Department

Sophia Archambault

Director, GPI Board of Directors

Consultant, Self-employed

Benjamin Greuel

Director, GPI Board of Directors

Northwest Regional Director, The Wilderness Society

Marree Perrault

Director, GPI Board of Directors

Darrington Prevention, Intervention, and Community Coalition Coordinator, North Counties Family Services

Chrys Bertolotto

Director, GPI Board of Directors

Natural Resources Program Manager, Washington State University Snohomish County Extension