Casey Camp-Horinek of the Ponca Nation is a community leader, long-time Native rights activist, environmentalist and actress. She is the Ponca Environmental Ambassador and a WECAN Board Member and Project Coordinator. Casey is the Chair of the Indigenous Council for the Global Alliance for the Rights of Nature (GARN). She has been at the forefront of grassroots community efforts to educate and empower both Native and non-Native community members on environmental and civil rights issues. 

Puyr Tembé, is a prominent Indigenous activist of the Tembé Indigenous peoples from Alto Rio Guamá in the Brazilian Amazon, and the Former First Secretary of Indigenous Peoples of the State of Pará. She is also a Co-founder of The National Association of Indigenous Ancestral Women Warriors (ANMIGA). Puyr's advocacy is featured in the award-winning film “We Are Guardians,” which highlights the efforts of Indigenous forest guardians and Earth Defenders in protecting the Amazon from illegal logging and mining. 

Julia Horinek, a citizen of the Ponca Nation of Oklahoma, has worked extensively alongside her family in both the Rights of Nature and Human Rights Movements for the entirety of her life. A seasoned “activist”, organizer, and administrator, Julia holds tight to the traditional knowledge passed to her from her Mother and Grandmother. Through her work Julia supports the continuation of Indigenous traditions, values, and Cosmology. Julie is a WECAN Coordinator of the Ponca Earthen Lodge Project, and also serves as the Global North Organizer for the Indigenous Council for the Global Alliance for the Rights of Nature (GARN) and the Indigenous Programs Director for Movement Rights.

Olivia Bisa Tirko is the first woman president of the Autonomous Territorial Government of the Chapra Nation in the Peruvian Amazon. Her leadership has broken down barriers in the governance of the Chapra people, inspiring women and youth to take pride in their Chapra identity and to stand up against predatory oil companies. In 2025, Olivia Bisa received the Latin America Environmental and Climate Justice Award for her outstanding leadership in protecting the Amazon rainforest and opposing oil exploitation.

Joziléia Kaingang is the co-founder and current Executive Director of the National Association of Indigenous Women Warriors of Ancestry (ANMIGA). She is also a geographer and professor with a PhD in Social Anthropology.

Watatakalu Yawalapiti is a Brazilian Indigenous activist, creator and artist, born in the Xingu National Park and a female leader of the Yawalapiti. She has dedicated her life to elevating the voices of Indigenous women and paving the way for their political articulation, offering training so that women from the Xingu can definitively occupy a space in governance. Elected leader of the Women's Movement of the Xingu Indigenous Territory (MMTIX), which represents 16 peoples who live in 200 villages located in the Xingu Indigenous Land (TIX) in the Amazon, she is also the founder of ATIX-Mulher, which is the secretariat for Indigenous women of the MMTIX, which seeks to articulate and unite Indigenous women, promote the empowerment of Indigenous women in the context of their own cultures and customs, fostering greater acceptance within their communities and driving genuine progress in female emancipation and participation in political decisions, both inside and outside their villages. As a Woman of the Earth, Guardian, Defender of the Earth, activist and protector, she is part of and founded several groups that fight for the protection of Indigenous peoples and the Amazon, including the National Association of Indigenous Women Warriors of Ancestrality (ANMIGA).

Lucimara Patté is an Indigenous leader of the Xokleng people, from the Atlantic Forest region of south of Brazil. She is a Co-Founder and the Technical Advisor of Political Advocacy of the National Association of Indigenous Women Warriors of Ancestry (ANMIGA), contributing to the collective struggle for Indigenous women's rights, territorial protection, and climate justice. Her work strengthens the political participation of Indigenous women and the recognition of their ancestral knowledge in the defense of their territories and communities.

Osprey Orielle Lake is the Founder and Executive Director of the Women’s Earth and Climate Action Network (WECAN). Osprey works internationally with grassroots, BIPOC and Indigenous leaders, policymakers, and diverse coalitions to build climate justice, resilient communities, and a Just Transition. She sits on the Governing Council for the Global Alliance for the Rights of Nature and on the Steering Committee for the Fossil Fuel Non-Proliferation Treaty. Osprey’s writing about climate justice, relationships with nature, women in leadership, and other topics has been featured in many publications, and she is the author of the award-winning book, “The Story is in Our Bones: How Worldviews and Climate Justice Can Remake a World in Crisis.” 

As WECAN’s Policy and Communications Manager, Ivory leads the organization’s policy analysis, advocacy strategy, and external communications. She supports WECAN’s policy engagement at the national and international level, and ensures alignment between policy goals and communications strategy. Ivory Vogt is a climate and ocean justice advocate dedicated to intersectional work on Indigenous rights and women’s leadership. Ivory’s career has focused on creating sustainable policies and programs with island and frontline communities, advocating for equitable solutions, land ownership rights, environmental protection, and cultural preservation. She is also the co-author of the United Nations’ Coastal Tourism Breakthrough, a Climate Advisor with SEASTORIA, and a former Climate Negotiator for the Government of Palau.

Katherine Quaid is the Strategic Advisor for Policy and Communications for the Women’s Earth and Climate Action Network (WECAN). A citizen of the Confederated Tribes of Umatilla, her dedication to climate justice is tied to the lands of her ancestors and the many communities nationally and around the world that are fighting for a healthy future. As part of her work at the UNFCCC, she engages in the Women and Gender Constituency Just Transition working group, supports strategic communications, and speaks out on Indigenous rights, climate justice, and a feminist Just Transition.