Kristy Drutman is a Jewish-Filipina environmental media creator and founder of Brown Girl Green, a media platform exploring the intersections between media, diversity, and environmentalism. As a sustainability communications expert, Kristy has spoken in front of thousands as well as facilitated workshops centered around environmental media and storytelling in cities across the United States. She has also worked with youth from around the world to create collaborative, intersectional online media with the goal of creating conscious, culturally relevant content to engage audiences about proactive solutions to the climate crisis.

Mackenzie Feldman is a systems thinker working at the intersection of environmental justice, food systems, and institutional change. She is the Founder and Co-Director of Re:wild Your Campus, a women-led national nonprofit supporting advocates on more than 100 campuses. The organization has advanced bans on toxic herbicides across Hawai‘i public schools and the University of California system. Mackenzie co-hosts a podcast on food policy and non-extractive food systems and is a co-author of Groundbakers, a plant-based cookbook.

Dieter Fenkart-Froeschl is President and CEO of the National Forest Foundation, the official national partner of the US Forest Service. He leads the organization’s work on wildfire resiliency, land and watershed restoration, and recreation for all, collaborating with a 30-member board, USFS leadership, partners, and a staff of 170+. With nearly three decades of leadership in nonprofits and the private sector, Dieter has held roles at the National Park Foundation, National Parks Conservation Association, and the American Museum of Natural History in New York. An Austrian native with global experience, he holds an MBA from Columbia and a BA from Brandeis University.

Wawa Gatheru is a Kenyan-American climate activist and the Founder and Executive Director of Black Girl Environmentalist, a national organization addressing pathways into the climate sector for Black girls, women, and gender-expansive people. Under her leadership, the organization has partnered with more than 80 institutions and hosted over 100 events across 15 cities. Wawa is a Rhodes Scholar and the first person to receive the Rhodes, Truman, and Udall scholarships. She serves on multiple national environmental boards and advisory councils.

David Gruber is the Founder and President of Project CETI, the Cetacean Translation Initiative, the world’s largest interdisciplinary effort focused on understanding sperm whale communication. He is a Distinguished Professor of Biology and Environmental Sciences at the City University of New York and a National Geographic Explorer. His research spans marine biology, animal communication, climate science, microbiology, and technology. David collaborates with the Harvard Microrobotics Laboratory to develop gentle underwater robotics and is a recipient of the Lagrange Prize in complex systems science.

Glenn Hurowitz is the Founder and CEO of Mighty Earth, a global advocacy organization working to protect nature, wildlife, and the climate. Under his leadership, Mighty Earth has helped drive more than a 90 percent reduction in deforestation linked to palm oil and rubber, secured protections for endangered species, and pushed major industries toward deforestation-free supply chains. Glenn’s work focuses on transforming sectors such as agriculture, meat, steel, and aluminum to reduce environmental harm and protect ecosystems worldwide.

Randall Kempner is the Executive Director of the Climate Philanthropy Catalyst Coalition and a senior advisor to the Energy and Environment Program at the Aspen Institute. With more than 30 years of experience in climate policy, economic development, impact investing, and nonprofit leadership, he focuses on advancing climate-smart finance. Randall curates conference tracks at Aspen Ideas Climate, conducts research on climate finance trends, and facilitates collaboration among investors, foundations, entrepreneurs, policymakers, and civil society to accelerate equitable climate solutions.

Nika Moeini is an Iranian-Canadian climate advocate, organizer, and policy analyst working at the intersection of climate, food systems, and environmental justice. She previously served as Executive Director of Youth Climate Save Canada, leading national campaigns to advance climate and plant-based policies. As a policy analyst at Environment and Climate Change Canada, she worked with Indigenous communities on proposed Coal Mining Effluent Regulations. Nika is the founder of Vegan Girls Club, which has hosted more than 170 events, and she has participated in COP28.

Jaime Nack is the President of Three Squares Inc., an award-winning sustainability and ESG consulting firm working with governments, corporations, global events, and nonprofits. Clients include Nike, Disney, ESPN, Honda, HP, United Airlines, Universal Music Group, and LVMH. Jaime has led sustainability projects on all seven continents and served as Head of Sustainability for the Global Climate Action Summit. She is a World Economic Forum Young Global Leader, a former White House appointee, and a presenter for Al Gore’s Climate Reality Project.

Lila Preston joined Generation Investment Management in 2004 and is Head of the Growth Equity strategy. Previously, Lila was a director of finance and development at VolunteerMatch in San Francisco. Lila was also a Fulbright Fellow in Southern Chile.  Lila received a BA in English and Latin American Studies from Stanford University and an MBA from London Business School. Lila currently serves as a Board Observer at Pivot Bio, Nature’s Fynd, CiBO Technologies and Optoro. She is also on the Board of Advisors at Columbia University’s Mailman School of Public Health and is a Young Global Leader of the World Economic Forum.

Pandora Thomas is a passionate global citizen who works as a farmer, educator, designer, and speaker with over 30 years of experience. She is blessed with an incredible team of human and more than human kin who currently run Earthseed Farm, an Afro Indigenous Permaculture Farm on Southern Pomo, Graton Rancheria land in Sebastopol, CA. Pandora's work emphasizes the benefits of applying ecological principles to social design. She feels that the most important gift of work she has ever been given was to be caregiver of her sweet mother Frances for 14 years. She can't wait to welcome you home to Earthseed!

Jeff Tkach, CEO of Rodale Institute, is a nationally recognized leader in regenerative organic agriculture with a mission to reconnect people with the earth. With more than 20 years of leadership experience at the intersection of agriculture and human health, he leads a global team advancing research, technical assistance, and advocacy to support farmers and communities. Tkach is driving the adoption of regenerative organic agriculture at scale in the U.S. and globally. A frequent contributor to outlets including Fast Company, Forbes, and Newsweek, he is also the author of The Farm Is Here, which explores the links between soil health, food systems, and human well-being.

Vijay is the global energy and climate innovation editor at The Economist, where he has led award-winning reporting and produced numerous cover stories. A former US business editor based in New York, he also opened the magazine’s Shanghai and Mexico City bureaus and previously covered biotechnology, healthcare and global innovation. He is the author of three widely acclaimed books, praised by The New Yorker and shortlisted for the FT/McKinsey Business Book of the Year. A frequent commentator and public speaker, Vijay advises the World Economic Forum, chairs The Economist’s sustainability summits, and is a Life Member of the Council on Foreign Relations.

Fashion industry icon, acclaimed actor, entrepreneur, and environmental activist. Valletta was among the first to champion ethical and environmentally responsible practices in the industry. She founded the platform Master & Muse to promote responsibly made fashion and co-founded A Squared Films LLC, producing projects centered on social and environmental progress. She has collaborated with Karl Lagerfeld on sustainable capsule collections, served as British Vogue’s first Contributing Sustainability Editor, and worked as a Sustainability Mentor for the CFDA. Currently, she is the Sustainability Ambassador for the Fashion Institute of Technology, helping shape the future of fashion through education and advocacy.

Justin Worland is a Washington, D.C.-based senior correspondent at TIME, where he covers climate change and the intersections of policy, politics, and society. Since beginning his climate beat in 2015, his reporting has taken readers around the world to examine how climate change is reshaping communities and institutions. In 2022, Justin was named the inaugural Climate Journalist of the Year by Covering Climate Now. He serves on the steering committee of the Uproot Project and is a visiting fellow at the University of Chicago.