Who we are
a global coalition of lively, respected, and like-minded organizations and experts, determined to bend the curve
on ecological overshoot - human numbers, appetites, and mindsets
We don't always agree on everything - but advancing solutions together is more important than perfect agreement.
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ALERT: We do not agree or associate with eco-nativist or anti-immigration groups. Human migration is happening: we'd best be prepared and positive.
Volunteers & associates
skip straight to Advisory Board
Advisors and patrons
skip straight to Staff and Associates
Advisor - implementation
David A. Hindin
David Hindin is using his legal, behavioral science, leadership, and storytelling expertise to address human overshoot, especially exposing the myth that technology innovation (e.g. green energy) by itself...
Advisor - co-founder
Chris Tucker
Dr Chris Tucker is a co-founder of Stable Planet Alliance, author of A Planet of Three Billion, and Chair of the American Geographical Society. Chris advocates for increased investment in women and girls not only as...
Advisor - climate
Elise Buckle
Elise Buckle is President and CEO of Climate & Sustainability, based near Geneva, Switzerland. Co-founder of SHE Changes Climate, facilitator of the Planetary Emergency Partnership and other initiatives, Elise is...
Advisor - repro health
Susan Allen
Susan Allen, MD, MPH, is a Professor in the Schools of Medicine and Public Health at Emory University in Atlanta, and founder of the Rwanda-Zambia Health Research Group. Since 1986 Dr Allen and colleagues...
Advisor - rewilding
Amy Lewis
Amy is WILD Foundation's Acting Co-President, and has spent the last 15 years researching building blocks of collective action. She has brought this knowledge into her award-winning nonprofit leader and as a scholar of....
Advisor - media
Bill Ryerson
Bill is founder and President of the highly acclaimed Population Media Center, which strives to improve the health and wellbeing of people around the world through the use of entertainment-education strategies...
Advisor - overshoot
Suzanne York
Suzanne York is the director of Transition Earth. She has reported on international human rights, globalization, and environmental issues for nearly three decades. She focuses on the interconnectedness...
Advisor - consumption
Maurie Cohen
Sustainable production and consumption specialist Maurie J. Cohen is Professor of Sustainability Studies and Chair of the Department of Humanities and Social Sciences at the New Jersey Institute of Technology....
Patron - overshoot
Bill Rees
Dr Bill Rees - human ecologist, ecological economist, professor emeritus and former director of University of British Columbia’s School of Community and Regional Planning in Vancouver, Canada - is famous as...
Patron - global policy
Bill Moomaw
Bill Moomaw is Professor Emeritus of International Environmental Policy at the Fletcher School, Tufts University and works tirelessly at the intersection of global change and Earth systems science and policy..
Advisor - pronatalism
Nandita Bajaj
Nandita is Executive Director of Population Balance, a non-profit that educates about—and offers solutions to address—impacts of human overpopulation and over-consumption on the planet, people, and animals...
Advisor - everything
Oying Rimon
Jose "Oying" G. Rimon II is Director of the Bill & Melinda Gates Institute for Population and Reproductive Health at the Johns Hopkins Bloomberg School of Public Health, and concurrent Principal Investigator...
Advisor - women
Alisha Graves
Alisha Graves is Executive Director of OASIS at University of California, Berkeley. Alisha lectures internationally on population and food security in the Sahel. She was a research fellow for Project Drawdown...
Advisor - systems
Elizabeth Essien
Dr Lizzy Andrew-Essien is a professor of systems ecology at the University of Calabar, Nigeria. She works on ecosystem resilience and how social/ industrial processes facilitate economic, urban and infrastructure growth...
Advisor - media
Rachel Donald
Rachel Donald is a climate corruption journalist, exposing the greenwashing policies facilitating climate change in industry and politics. She hosts Planet: Critical, the podcast for a world in crisis, interviewing experts on...
Advisor - sustainability
Vicki Robin
Vicki Robin is a well known and prolific social innovator, cultural scout, writer and speaker. She hosts the YouTube podcast interview series, What Could Possibly Go Right?, inviting cultural scouts to shine a light...
Advisor - media
John R Bowey
Filmmaker and multimedia director John Bowey works on big-picture issues challenging society today, from conflict resolution, identity and history, to sustainability, biodiversity, climate change, justice, health...
Advisor - founding CEO
Phoebe Barnard
Global change, population and community scientist and filmmaker, Prof Phoebe Barnard has a vision of a wiser, kinder civilization and a still-diverse planet supporting it. With 34 years in African development...
Patron - wisdom
Lora Pennington
Lora Pennington is a respected cultural teacher, elder of the Upper Skagit tribe in the Salish Sea region bridging northwest USA and southwest Canada, and teacher of Lushootseed, Chief Seattle's language...
Patron - co-founder
Peter Fiekowsky
Peter is a co-founder of Stable Planet Alliance, an MIT-educated physicist and Silicon Valley entrepreneur and philanthropist. He has 30 years’ experience as a citizen lobbyist for poverty and climate issues, and...
Advisor - gender
Cécile Ndjebet
Cécile Ndjebet was awarded the Wangari Maathai Forest Champions Award, the UN Champion of the Earth and Gulbenkian Prize for Humanity. She is president of REFACOF, the African Women's Network for Community Forest...
Advisor - economies
Amanda Janoo
Amanda Janoo is the Wellbeing Economy Alliance’s (WEAll’s) knowledge and policy lead. She is an economic policy expert with rich experience with governments and global development institutions...
Advisor - gender
Abidemi Raji
Dr Abi Raji is a young community ecologist and educator passionate about biodiversity conservation, people and their relationship with the environment. She works on ecosystem services, land-use impacts...
Advisor - population
Chidera Benoit
Chidera Benoit is the Founder and Executive Director of Population Explosion Awareness Initiative (PEA Initiative), an indigenous Nigerian non-profit dedicated to raising awareness about the exponential rate...
Advisor - law
Laura Aghwana
Laura is a goal-driven lawyer and barrister in Nigeria with the zeal to build a better world with her practice of law and policy research. She is passionate about practical legal solutions in law, litigation, public policy...
Advisor - media
Wana Udobang
Wana Udobang is a writer, poet, performer and storyteller in Lagos and London who has performed around the world. Wana has freelanced with The Guardian, Aljazeera, CNN, Observer and produced and hosted...
Advisor - media
Terry Spahr
Terry Spahr directs Earth Overshoot, a nonprofit dedicated to making nature and its resources central to personal and public decisionmaking through targeted education and advocacy. Spahr, a filmmaker,...
Patron - global change
Will Steffen (d.)
The late Will Steffen (1947-2023) was an intellectual patron of Stable Planet Alliance and among the most influential thinkers on overshoot of the past century. Will was a godfather of the ‘stable planet’ paradigm...
Patron - philosopher
Carl Safina
Dr Carl Safina’s writings explore how we are changing the natural world and what this means for human and non-human beings. Carl sees that the durability of human dignity and survival of the natural world will...
Advisor - demography
Karen Hardee
Dr. Karen Hardee is president and CEO of Hardee Associates. She has a PhD in social demography from Cornell University, and >30 years of international technical and leadership experience working with...
Advisor - civilization
Eileen Crist
Eileen is Associate Professor Emerita of Science, Technology, and Society at Virginia Tech. She holds a BA and PhD in Sociology. Her work focuses on the ecological crisis and its root causes and pathways toward...
Advisor - justice
Carter Dillard
Carter's ethics, legal and policy career started with the US Dept of Justice, and his thesis and 2021 book "Justice as a Fair Start in Life" reframed the right to have children in inter-generational and child-centric...
Advisor - behavior
Joseph Merz
Joseph brings a background of various industries, including marketing, to the Merz Institute and its Overshoot Behavior Lab, which is addressing ecological overshoot at a behavioral level...
Advisor - behavior
Linda W. Chang
Psychologist Linda Chang works on behavior change as it affects sustainability, consumption, climate change and inequality. She has a Harvard psychology PhD, Yale BA, and Behavior Change for Good Initiative at the Wharton School of...
Advisor - revenues
Julie Steelman
Julie is an award-winning photographer who hopes that her images soothe viewers' souls, to feel and love the essence of nature’s glory. She empowers women to make savvy, values-based investment decisions...
Advisor - population
Philip Cafaro
Dr. Phil Cafaro is a philosophy professor focused on environmental ethics and preserving wild nature. Past president of the International Society for Environmental Ethics, Phil hosted The Population Factor...
Patron - faiths
Paul van Engen
Dutch journalist, author, editor and founding CEO of Right Now!, Paul van Engen is mobilizing 1.5 bn followers of global faith leaders, calling on humanity to take urgent, radical, responsible action on the...
Patron - drawdown
Richard Heinberg
Richard is Senior Fellow of Post Carbon Institute, andregarded as one of the world’s foremost advocates for a shift away from our current reliance on fossil fuels. He is the author of fourteen books, including some of...