The Triangle Team

AllCo-PresidentsAdministrationSenior AssociatesAssociatesProject AssociatesEducation and Outreach SpecialistsClassroom PresentersActors

Andy Gordon-Maclean

Education Associate

Andy Gordon-Maclean

Education Associate

Andy Gordon-Maclean joined Triangle in 2020 and his work includes presenting workshops, providing technical assistance to schools, and creating engaging and interactive program materials.

His professional background includes over 20 years of environmental education and natural resource management in the UK, Latin America, East Africa, and Washington State working for organizations such as WWF, IUCN, IIED, and SEI. Andy is excited to work at Triangle because of the team’s commitment to providing young people with hands-on education about a wide variety of environmental issues that he has worked on globally and the practical approach that Triangle takes to make it easier for schools to reduce their impact.

Andy holds an M.Sc. in Applied Ecology and Conservation from the University of East Anglia and a B.Sc. from University College London in the UK.

Outside of the office, Andy loves to spend time with his wife Cristin and 2 rambunctious young boys. He plays guitar and percussion and loves getting out into rural Washington whenever he can.

Annalise Ritter

Project Associate

Annalise Ritter

Project Associate

As a member of Triangle’s facilitation and public involvement team, Annalise supports both natural resources and urban planning projects. She brings experience from the non-profit sector in coordinating public events and designing educational programs around urban environmental issues, as well as a background in international and intercultural education. Annalise has produced numerous presentations, reports, and summaries that communicate complex technical information in a succinct and comprehensible manner for the intended audience. She has also provided high quality graphics and interactive materials to facilitate engagement among various groups, such as agricultural and conservation experts, stakeholders of local Superfund cleanup efforts, forest policy professionals, and collaborators in salmon recovery. She enjoys using creative communication skills to deepen and diversify dialogues about environmental health.

Annalise holds a M.A.Ed. in Urban Environmental Education from Antioch University Seattle and IslandWood. She also has a self-designed B.A. in Creative Education for Sustainability from the University of Massachusetts Amherst. Locally, she completed the City of Seattle’s People’s Academy of Community Engagement (PACE) program.

Annalise is a professional artist and dancer, and an avid student of languages ranging from Spanish to Japanese. You can often find her exploring new environments, traveling, learning choreography on lunch breaks, and practicing aerial arts.

Annie Kilburg

Associate

Annie Kilburg

Associate

Annie Kilburg is based in Portland, OR, and leads neutral third-party facilitation and mediation projects in the environmental policy sector throughout the Pacific Northwest. She has over 10 years of experience providing these services for dispute-resolution processes for government, private, and consulting entities. Annie is a process guru for collaborative dialogue when it comes to developing and facilitating process for small and large groups of diverse, multi-party stakeholders, tribal representatives, and federal and state agencies. She has worked on a range of issues including: agriculture; Superfund clean-up; recycling; conservation; power and renewable energy; storm and wastewater; fish; marine mammals; ocean issues; and flood risk and land management. Annie enjoys opportunities for groups to efficiently collaborate to resolve issues and develop mutually acceptable solutions.

Annie’s combined private and public sector experience brings a wide lens of perspective to her work. In addition to Annie’s facilitation and mediation qualifications, she has written trainings, teamed to develop Communications & Engagement and Strategic Plans, and been fortunate enough to work on issues in the states of Hawai’i and Alaska, and along the East and West Coasts.

Annie holds a M.S. from Portland State University’s (PSU) Hatfield School of Government in Conflict Resolution (CR), as well as a B.A. in Political Science from Hawai’i Pacific University. Annie is trained in mediation and negotiation by the PSU CR Graduate Program.

Annie is from rural Eastern Oregon and she enjoys balancing time in the country with Portland city life. Her background in dance has provided a creative and disciplined outlet as well as performer references during project work.

Ashley Hill

Education and Outreach Specialist

Ashley Hill

Education and Outreach Specialist

Ashley Hill joined Triangle in 2019. Her work involves presenting workshops and providing technical assistance to schools. She brings experience in student mentorship, environmental education, and community outreach to this position. Ashley is excited to be working in her local community and building relationships rooted in education.

Ashley received a B.S. in Environmental Science and an M.Ed. in Environmental Education from Western Washington University. In her education and previous professional experience, she spent time SCUBA diving and falling in love with coral reefs. While underwater, she cultivated an appreciation for flexibility while teaching. She carries this adaptability into classrooms and invites students to get curious and think critically about their environment. During her time living and working in North Cascades National Park, Ashley deepened her knowledge of the social and cultural aspects of the Washington landscape. She is excited to help students understand their environment through fun and engaging workshops.

Cats, plants, and reading are a few of Ashley’s favorite things. She loves being on boats, smelling salty ocean air, and sharing meals with people she loves.

Betsy Daniels

Co-President and Senior Associate

Betsy Daniels

Co-President and Senior Associate

Betsy Daniels is Co-President of Triangle and has served as a facilitator and dispute resolution professional for over 25 years within federal and state regulatory frameworks for natural resources and the built environment. She joined Triangle in 2005 and is sought out for her experience with multi-stakeholder collaboration where the need for conflict prevention or dispute resolution may exist. She provides her clients and the parties involved with a fair process by ensuring procedural, substantive, and emotional needs are met through a customized approach.

Betsy is known for facilitating projects that are complex and controversial and that include parties in conflict. Her resume includes a broad range of experience, primarily in the Western U.S. but extending nationally. Her expertise is in the design and facilitation of multi-jurisdictional and multi-party processes, department and agency strategic planning, policy and technical level facilitation, interdepartmental workshops, and high profile public involvement.

Betsy is proud to have co-led the development of Triangle’s first Diversity, Equity and Inclusion Plan to ensure Triangle’s employees reflect the broad range of communities Triangle works with and that the company promotes diversity, equity, and inclusion in our organizational culture and all of our services. She has a bachelor’s degree and Resources Management Certificate from the University of Hawaii, a master’s degree from the University of Washington School of Marine and Environmental Affairs,  and a mediation certificate from the University of Washington School of Law.

Claire Mendelsohn

Communications Manager

Claire Mendelsohn

Communications Manager

Claire Mendelsohn joined Triangle Associates in 2014. She worked with the Education Team until 2019 at which time she was recruited to improve internal communications systems and collaborate with colleagues to grow the company's external communications and content marketing. Her current work involves re-design of Triangle's SharePoint architecture and integrating Microsoft 365 applications into everyday operations.

Claire's background includes a Master’s degree in Whole Systems Design from Antioch University. Field work centered around the affects of land use history on the Dendrobates pumilio (a Costa Rican poison dart frog), a B.S. in Ecology and Evolution at the University of Kentucky and a Science Teaching Certificate in 2000 from the University of New Mexico. She specialized in creating engaging curriculum that fostered a spirit of inquiry, a joy of learning and the desire to explore. After eleven rewarding years of teaching a wide range of life science courses to grades 6-12, Claire left teaching to earn a. Before coming to Triangle, she worked with Austin Energy Green Building and US Environmental Protection Agency Region 10.

In her personal life Claire co-founded Art+Tech+Trash and is insatiable maker, combining reuse materials and responsive LED technology.

 

Jennifer Scales

Education Associate

Jennifer Scales

Education Associate

Jennifer Scales joined the Triangle education team in 2019 with over 12 years of experience in environmental education and youth programing. Her expertise is in delivering and developing engaging hands-on programs for youth and adults. She is an enthusiastic educator and has worked in both formal and informal education settings.

Jennifer holds a B.S. in Biology and a M.S. in Environmental Studies and is eager to share her passion and knowledge with diverse audiences. Her past work includes program management for the City of Charleston’s litter prevention and waste responsibility programs, serving as a county agent for South Carolina’s 4-H Youth Development, presenting and guiding programs for Zoo Atlanta, and serving as a naturalist for the Chattahoochee Nature Center. Throughout her career, Jenn has emphasized the importance of positive youth development, believing that to inspire and empower future environmental leaders you must first spark their interest, curiosity, and passion.

Jennifer spends most of her free time outside exploring local parks with her dogs or finding new places to hike. She has a wide range of hobbies including horseback riding, archery, crafting, and boardgames.

Joy Juelson

Associate

Joy Juelson

Associate

Joy Juelson joined Triangle in May of 2018 and brings over 20 years of natural resources management and stakeholder engagement experience to the facilitation and public involvement team. She has worked across many scientific disciplines including: fisheries, ecology, and forestry/fire in multiple sectors including: Public Utility Districts, non-profit, environmental consulting, county and Federal government entities. Additionally, Joy has worked closely with tribal governments.

Her breadth of salmon recovery experience is extensive from field research to implementation of recovery projects. As a salmon recovery habitat project sponsor and manager, she developed and implemented over 18 large habitat recovery projects that reconnected floodplains, removed barriers, and added complexity to rivers. She was also the Salmon Recovery Lead Entity Coordinator for a decade and managed an annual funding allocation processes for over 5+ million dollars from the Bonneville Power Administration (BPA) and Salmon Recovery Funding Board (SRFB) to align funding with prioritized recovery actions identified in a Regional Salmon Recovery Plan. This work gave her the foundation for the people and policy-based work that she achieved while facilitating regional implementation teams, regional technical teams, habitat design teams, watershed and stakeholder meetings in implementing a Salmon Recovery Plan in the Upper Columbia Region.

Some of the successful projects Joy has worked while at Triangle include the Columbia River System Operations Environmental Impact Statement - Fish and Wildlife Technical Team, Montana State Secretarial Order 3362: Big-Game Winter Range and Migration Corridor Workshop, Washington Salmon Coalition Annual Retreat, King County Baring Bridge Replacement Public Involvement Process, and Oregon Department of State Lands Rulemaking for Aquatic Resources Mitigation Framework. Joy earned a M.S. in Natural Resource Policy from Central Washington University in 2001. Joy is trained in citizen’s engagement by the Institute for Participatory Management & Planning, Planning and Facilitating Collaborative Meetings by the NOAA Office of Coastal Management, and Advanced Facilitation Training by Clarity Consulting.

Over the years, Joy has developed techniques and tools useful for moving diverse groups toward a common goal and believes some of the most important gifts she brings to a collaborative process are deep listening skills, humor and a calm and focused demeanor. Outside of the office, Joy loves to travel internationally to gain new cultural perspectives.

Katrina Radach

Project Associate

Katrina Radach

Project Associate

Katrina Radach joined Triangle Associates in 2019 as a member of the facilitation and public involvement team. With a background in oceanography and environmental policy, Katrina focuses on marine and natural resources projects. She is passionate about systemic change and bridging connections with communities about science, policy, and the environment. Katrina has experience with outreach, research, and communicating complex and technical information to a wide variety of audiences.  

Katrina earned her master’s degree from Western Washington University with a focus on Environmental Studies and Policy. She holds a Bachelor of Science degree in Oceanography from the University of Washington. She has accomplished a wide variety of scientific research with NOAA, the University of Washington’s Applied Physics Laboratory, and the School of Oceanography. Before she worked at Triangle, she was a Washington Sea Grant Hershman fellow at The Nature Conservancy where she worked closely with Indigenous leaders, coastal communities, and multiple agencies on economic development, science and engagement resources, and coastal resiliency projects. She has additionally worked with communities around water rights, shoreline management plans, collaboration and marine policy throughout her time at ReSources in Bellingham.  

Katrina grew up in Yakima, Washington, and has remained in Washington State to support Pacific Northwest communities around the nexus of the environment, policy, and science. When she is not at her desk or working, she can be found going for long runs, baking, bouldering, or falling in love with any fluffy animal.  

Kizz Prusia

Project Associate

Kizz Prusia

Project Associate

Kizz Prusia is an early-career facilitator working on process design for public policy issues. In his current role at Triangle Associates, he supports multiple stakeholders in discerning and making land-use decisions, including those related to affordable housing, transportation and mobility, and the cleanup of several Superfund sites. His educational background includes urban planning, the built environment, and community engagement. In his professional practice, he is committed to active listening, creating space for all voices, and pursuing human-centered processes.

Kizz holds an M.U.P. from the Department of Urban Design and Planning (UDP) and an M.P.A. from the Evans School of Public Policy and Governance at the University of Washington, as well as a B.A. in Race and Ethnic Studies from the University of Redlands. What Kizz enjoys about his work is the impact of empowering individuals and groups to make informed decisions.

Kizz is a board member with the Mountains to Sound Greenway Trust and spends his free time doing urban hikes, practicing yoga, and learning about cities.

Mishu Pham-Whipple

Project Associate

Mishu Pham-Whipple

Project Associate

Mishu Pham-Whipple joined the Triangle team in 2017 and provides wide ranging support for facilitation and public involvement projects. Mishu is a versatile member of the team that regularly works with technical staff, community members, elected officials, and business leaders to organize information and develop processes to support complex decisions, particularly related to land use and transportation. Currently, Mishu supports the Lower Duwamish Waterway Superfund Roundtable stakeholder group, supports stakeholder groups for King County Metro’s Community Connections Program, coordinates the work of the seven committees under the Kitsap Regional Coordinating Council, and supports the King County Charter Review Commission through their decennial process. Mishu is experienced in planning large meetings and events, team retreats, bilingual meetings, supporting technical and policy level committees, and is a strong writer and multitasker.

Mishu completed a dual B.A. in Environmental Studies and Community Environment Planning at the University of Washington and studied sustainable urban transportation in Europe. With a background in community planning and environmental studies, Mishu appreciates the interaction between the built and natural environment, appreciates the power of local decision making, and understands the balance of process versus product. Prior to Triangle, she conducted outreach for Puget Sound Energy and Seattle City Light’s renewable energy programs, and had experience in workshop facilitation, environmental outreach and education, and non-profit event planning and fundraising. Mishu was born and raised in Seattle but loves to travel and experience new cultures and landscapes. When she is not working, she enjoys taking advantage of Seattle’s parks and music venues.

Rachel Aronson

Associate

Rachel Aronson leads natural resources multi-stakeholder facilitation for Triangle's public involvement and facilitation team. Rachel brings public sector experience in connecting with communities to inform decisions and policy development by public agencies. Rachel has worked with federal, state, and local agencies and facilitated a broad range of groups, from large, contentious public meetings to small decision-making circles to intimate team-building retreats. Rachel has helped a salmon recovery organization update their habitat plan with input from 50 different jurisdictions and stakeholders, navigated nine parties successfully through a mediation on timber practices, and developed a policy handbook for a national agency that protects natural resources and supports healthy relationships with the public. Her expertise includes Endangered Species Act recovery planning, forestry, and water quality and wetland issues. Rachel holds an M.M.A. from the University of Washington's School of Marine and Environmental Affairs, as well as a B.A. in Biology and Hispanic Studies from the University of Pennsylvania. Rachel is certified in mediation by the Dispute Resolution Center of King County, facilitation by the Institute for Cultural Affairs, and citizen engagement by the Institute for Participatory Management & Planning. Rachel is fluent in Spanish and volunteers in the Honduran community of Seattle. In her free time, she uses her meeting management skills to host trivia nights and fundraisers for nonprofits.

Sara Gersten-Rothenberg

Co-President and Senior Education Associate

Sara Gersten-Rothenberg

Co-President and Senior Education Associate

Sara Gersten-Rothenberg brings over 20 years of experience in project management, environmental and arts education, community outreach and school program coordination.  Sara has worked at Triangle since 2001, developing innovative community outreach and school-based conservation programs for public and private clients. She designs and manages projects, taking them from inception through implementation and evaluation and manages comprehensive programs on topics of waste reduction and recycling, climate change, energy conservation, renewable energy, and water conservation.

As a company leader, Sara is instrumental in facilitating staff development and expansion of topic expertise within the Triangle Education Team. Sara understands the school community, has worked with teachers and students of all ages and is adept at developing relevant programs that engage, inform and inspire people.  Sara has been the creative force behind Triangle’s award winning elementary school theatrical assemblies.  Sara has developed curriculum and provided workshops for over 1,000 King and Snohomish County classrooms.

Before joining Triangle, Sara was the director of a national pilot youth center program.  Sara is a former National and two-time World Champion Ultimate Frisbee player.  Her favorite activity is playing with her family and trying to keep up with her two growing girls.

Scott Koh

Education and Outreach Specialist

Scott Koh

Education and Outreach Specialist

Scott Koh joined the Triangle education team in 2019 with over 25 years of Seattle-based experience in educational outreach and youth/adult programming and touring. Scott has a passion for inspiring young people through the arts, having worked in the non-profit arts sector in Seattle since arriving on the West Coast from Massachusetts 30 years ago. Scott brings a career-long focus on arts integration in the classroom, infusing existing curricula with dynamic instructional technique and inclusive learning strategies.

Scott holds a B.F.A. in Fine Arts from Boston University and is eager to share his passion and knowledge with diverse and underserved communities. His past work includes educational program management for the Seattle Repertory Theatre, the Seattle Children's Theatre, and the Seattle Shakespeare Company. As an arts educator, he co-developed acclaimed programming, including Bringing Theatre into the Classroom (BTIC), an arts integration professional development model for educators, and the Teaching Artist Training Lab (TAT), a year-long intensive professional development opportunity for teaching artists state-wide.

Recently, he co-developed and piloted Rise Up, a trauma-informed professional development workshop for classroom teachers. Rise Up was launched nationally in the fall of 2019.

Scott spends most of his free time walking Greenlake, seeking out the best pan-fried noodles in Seattle, and exploring the great Pacific Northwest, including several favorite spots in Vancouver, B.C., and the Willamette Valley/coast of Oregon, hikes in the Cascades, and camping on the Olympic Peninsula.

Sheri Petrequin

Classroom Presenter

Sheri Petrequin

Classroom Presenter

Sheri Petrequin joined Triangle Associates in July 2017 as a Classroom Presenter. She holds a Bachelor's degree in Social Science from San Jose State University and a Cross-Cultural Language Acquisition Development (CLAD) K-8 Teaching Credential.  She taught in both California and North Carolina and advocated for education equality for every student.

While she lived in North Carolina, she volunteered at the SPCA and at SafeChild, a child abuse prevention organization.  She moved to Seattle 1.5 years ago and enjoys hiking, reading, baking and travelling.  She loves working at Triangle and is elated that she gets to use her varied teaching skills every time she presents.

Simone Barley-Greenfield

Project Associate

Simone Barley-Greenfield

Project Associate

Simone Barley-Greenfield supports natural resources multi-stakeholder facilitation for Triangle’s public involvement and facilitation team. Simone brings experience working at the nexus of policy, people, and coastal watershed ecosystems while managing collaboration among government entities and other stakeholders. With a foundation in marine ecology and coastal management, Simone focuses on coastal resource and watershed projects that involve both environmental and human dimensions. Simone has worked with federal, state and local agencies both as a Project Associate at Triangle and in her previous position as a NOAA Coastal Management Fellow in Portsmouth, New Hampshire. Simone has helped engage local stakeholders for a bridge replacement project in King County, supported project management for the multi-state Columbia River System Operations Fish Technical Team, and developed stakeholder engagement reports and social indicators for the local National Estuary Program in New Hampshire. Simone has an aptitude for understanding diverse priorities and perspectives, and she is skilled at building consensus and integrating goals and ideas across various interests.

Simone has excellent writing, research, and analysis skills, and she is fascinated with finding engaging ways to communicate technical or complex information regarding natural resource management. Her expertise includes coastal management, climate adaptation, water quality and wetland issues. Simone holds a Master of Science in Earth Systems and a Bachelor of Science in Ecology & Evolutionary Biology, both from Stanford University. Simone grew up in Seattle and is passionate about the ecosystems and natural resources that make the Puget Sound region such a unique and wonderful place to live. She is dedicated to enhancing the wellbeing of both people and the landscape and loves to work on projects that engage a diverse array of stakeholders while thinking creatively, collaboratively, and inclusively about sustainability in the Pacific Northwest. When she is not at her desk or in the field, Simone can be found on a long-distance run, at home testing new baking recipes, or behind the lens of a DSLR camera. If you still can’t find her, she’s probably in California.

Sophie Glass

Associate

Sophie Glass

Associate

Sophie Glass has worked on Triangle’s public policy team since 2014 and is a lead facilitator for urban planning issues. She brings people together to develop transportation, land use, and environmental justice policies. Sophie also specializes in public engagement so community members can shape the policies that affect their lives. Common threads throughout Sophie’s work include a commitment to social equity, clear information, and visual communication.

Some highlights from Sophie’s work include helping jurisdictions across Kitsap County allocate over $20 million in federal transportation funds. She also helped develop the country’s first roundtable with paid community participants to provide feedback to the US Environmental Protection Agency as they clean up the Duwamish River. Additionally, Sophie facilitated a taskforce that provided the Washington State Governor with 70 recommendations for how the state could support affordable housing.

Prior to joining Triangle, Sophie worked for environmental nonprofits in Colorado. She currently volunteers with organizations that address urban social and racial equity issues. Sophie holds a B.A. in Political Science and Environmental Issues from Colorado College and a Master of Urban Planning from the University of Washington.

In her free time, Sophie loves making silly faces with her baby Emmett, hiking in Washington’s beautiful forests, and baking challah for Shabbat dinner.

Stephanie Raymond

Classroom Presenter

Stephanie Raymond

Classroom Presenter

Stephanie Raymond joined the Triangle team in 2015 as a contract presenter.  A lifelong resident of the Salish Sea watershed, she is passionate about sharing its wonders with others. Her environmental education career has included non-profit work, formal and informal outdoor education, classroom teaching, curriculum development and advocacy work. She holds a degree from the University of Washington in Social Issues and the Environment, joining her curiosity about the natural world with her fascination for how humans interact with it.

Stephanie has been obsessed with the Southern Resident Killer Whale population since she was six years old. When not actively searching for whales, Stephanie enjoys camping, hiking, sailing, gardening, crafting, studying Scottish Gaelic and Lushootseed, and cheering on her two children.

Stevie Knapp

Classroom Presenter

Stevie Knapp

Classroom Presenter

Stevie Knapp joined Triangle in September 2018 as a Contract Presenter. She received her Bachelors of Arts in Environmental Studies and her Bachelors of Arts in Conservation Marine Science from the Evergreen State College. She is currently working towards her Masters in Biological Sciences from Miami University, Ohio and has over four years of informal education experience teaching with a variety of non-profits.

When she's not teaching or doing homework, Stevie can be found creating and facilitating community beach cleanups or education communities on the harms of plastic pollution!

Thomas Christian

Associate

Thomas Christian joined Triangle in 2017 and helps government clients, stakeholders, communities, and tribal sovereigns engage each other in natural resource and public policy planning and decision making. Thomas grew up on Washington’s Olympic Peninsula where he was exposed to controversial natural resource issues at an early age, which informed his interest in the ways that communities work through social, cultural, and political conflict. Thomas is excited to work at Triangle because of the team’s commitment to help communities engage in decision making on issues that directly affect them.

Thomas is a trained facilitator and experienced natural resource professional. At Triangle, he has supported clients from tribal, federal, state, and local governments working on issues related to public lands, forestry, water resources, salmon recovery, and rural community development. His projects range from highly technical efforts that require significant project management support, such as the effects analysis for the Columbia River System Operation (CRSO) Environmental Impact Statement (EIS), to the creative design of focused individual meetings, including a National Park Service workshop for partners working to promote winter range connectivity for large ungulates in the State of Montana.

Thomas holds an M.A. in Environmental Studies from Western Washington University (WWU) and a B.A. in History from Augustana College (IL). At WWU, he held a fellowship at the Border Policy Research Institute where he studied transboundary water governance and helped organize an international symposium on the renegotiation of the Columbia River Treaty, signed by Canada and the United States. Thomas also has experience working in the public sector for the U.S. Forest Service and the National Park Service, both agencies that Triangle has supported through many different collaborative efforts.

Outside of the office, Thomas loves to cook with his partner Claire, read about the history and geography of the West, and explore the mountains on skis and foot.

Vivian Ericson

Education and Outreach Specialist

Vivian Ericson

Education and Outreach Specialist

Vivian Ericson joined the Triangle education team in 2019 with four years of experience in science education and outdoor leadership. Vivian has developed and implemented hands-on curriculum for students of diverse backgrounds. She gained her passion for environmental justice while working for an elected official representing Southeast Los Angeles and analyzing natural resource policy. She further developed her knowledge of conservation policy while later acting as a consultant for environmental non-profits. In the classroom, Vivian is dedicated to empowering students to seek ownership of their knowledge and actions in order to forward conservation on the ground.