We draw from the creativity, wisdom and networks of our advisors:

Alexander Borges Rose, GIZ (German Corporation for International Cooperation)
Alexandre Alves, USAID Brazil
Amanda Paulson, Bobolink Foundation
Daniel Nepstad, Earth Innovation Institute
Daniel Sabará, Beraca SA
Denis Minev, Bemol SA
Diego Saez-Gil, Pachama
Ethan Steinberg, Propagate Ventures
Gustavo Pinheiro, Instituto Clima e Sociedade
Fernando Russo, Meraki Impact
Fiona Banister, Decarbonized
Holt Thrasher, Synovia Capital
Iago Hairon, Open Society Foundations
Kelly Michel, Potencia Ventures
Keith Agoada, Producers Market
Jonah Wittkamper, NEXUS / Amazon Investor Coalition
Leonardo Letelier, SITAWI Finance for Good
Luis Fernando Laranja, Kaeté Investimentos
Lynne Twist, Pachamama Alliance
Marc Palahi, European Forest Institute
Marcia Soares, Fundo Vale
Marina Campos, Conexsus
Natalie Unterstell, Política por Inteiro
Nonette Royo, Tenure Facility
Ruben Lubowski, Environmental Defense Fund
Ryan Black, Sambazon
Teddy Teece, The Legacy Academy
Walter Vergara, Initiative 20×20


Alexander Borges Rose, GIZ (German Cooperation for International Cooperation)
Arnd Alexander Borges Rose is a German/Brazilian innovator in the field of sustainable and economic development, international cooperation and marketing. Alexander studied communications, business administration and knowledge management (sustainable development/PES) in Brazil. Over the past 25 years, Alexander has served in diverse executive positions at the United Nations Development Program (UNDP), at The Nature Conservancy (TNC Brazil, responsible for the campaign Plant-a-Billion), at the Economics and Global Affairs Department of the German Embassy in Brazil, and at the telecom giant Huawei where he was responsible for government relations, sustainability and CSR projects as well as corporate education programs. Alexander has work experience across South America, Central America and Germany. Since 2017, he has pioneered work on market access at GIZ (the German Corporation for International Cooperation) in Brazil with a specific focus on the bioeconomy, sustainable forest management, and private sector partnership.


Alexandre Alves, USAID Brazil
Alexandre (Alex) Alves is an specialist in Cross-Sector Partnerships and Collective Action Platforms. For the last two decades he has been in the forefront of developing partnerships with academia, private sector companies, civil society organizations, NGOs and governments. Currently, he is the Private Sector Engagement Specialist at USAID/Brazil. Before joining USAID, Mr. Alves worked as economic assistant for the State Department at the U.S. Embassy in Brasilia. Prior to that, he was Assistant Dean in College of Business at Lewis University in Romeoville-Illinois. For the last 13 years, he is been involved on discussions and the design of creative solutions for the sustainable development of the Amazon and the conservation of its biodiversity. He has worked on the structuring and implementation of two innovative collective action platforms – Mais Unidos Group (www.maisunidos.org) and the Partnership Platform for the Amazon (www.ppa.org.br). Mr. Alves earned a contract major BA degree from Bethany College in Business Administration and Political Science and MBA from Lewis University. Alex is a writer of romance fiction and short stories.


Amanda Paulson, Bobolink Foundation
Amanda Paulson is the Special Projects Officer of the Bobolink Foundation, a private grantmaker focused on conservation and stewardship of biodiversity through the protection of natural areas, education, and building local constituencies for nature. Previously, Amanda worked for 20 years as a staff writer for the Christian Science Monitor, writing for national news and covering the Midwest and, since 2011, the Rocky Mountain region. She has reported on education reform, immigration, agriculture, and natural disasters, including Hurricane Katrina, the Boulder floods, wildfires, and the Sago Mine disaster. Her environmental reporting has included topics ranging from mountain-top mining in West Virginia and gas drilling in Western Colorado to water rights, pine-bark beetles, and sage grouse. She recently spent a year as a fellow at the Scripps Center for Environmental Journalism in Boulder.


Daniel Nepstad, Earth Innovation Institute
Daniel Nepstad, President and Founder of Earth Innovation Institute, has worked in the Brazilian Amazon for more than 30 years, publishing mor than 160 papers and books on the ecological processes, frontier dynamics and public policies that are shaping the region. In 2010, he extended his work to Peru, Colombia and Indonesia. A world authority on REDD and low-emission rural development (LED-R), he was previously Senior Scientist at Woods Hole Research Center, Chief Program Officer of Environmental Conservation at the Gordon and Betty Moore Foundation and a Lecturer at Yale University. Dan co-founded the Amazon Environmental Research Institute (IPAM) in 1995, Aliança da Terra in 2004, and was a founding board member of the Round Table for Responsible Soy (RTRS) in 2005 and INOBU (Indonesia) in 2015. He served on the REDD Offsets Working Group of California and is a member of the Science Committee of Acre State’s SISA program. He was a Lead Author of the Intergovernmental Panel on Climate Change, Fifth Assessment (WG2, Chapter 4). Dan holds a PhD in Forest Ecology from Yale University.


Daniel Sabará, Beraca SA
Daniel Sabará is the CEO of Beraca SA, a leading supplier of natural and organic-certified ingredients sourced sustainably from Amazon biodiversity. A forward thinking leader with extensive management experience, Daniel develops business models that serve fast changing markets and demands. He serves as a key presenter on sustainable development at leading ethical-sourcing roundtables and events. Through his work on new market strategies, Daniel adds value to international brands, preserves biodiversity, and increases income for local communities. By helping employees and customers develop meaningful connections to a brand’s core beliefs, Daniel helps to increase engagement, awareness, and retention. He also manages “Green Chemistry” efforts that innovate cosmetic products and enable traceable supply chains. By integrating work on nature and technology, Daniel helped to launch the first multifunctional insect repellant offering 24 hrs of hydration and 6 hrs of repellency. In 2015, Daniel co-founded the Beraca Institute to help bring new income to local Amazon communities and to teach corporations how to consistently source sustainable produce from them.


Denis Minev, Bemol SA
Denis Minev is CEO of Bemol, a top retailer in northern Brazil. He is also a Co-Founder and Member of the Board of Fundação Amazonas Sustentável, an NGO that promotes development and conservation in poor communities of the Brazilian Amazon. In 2012, he was nominated a Young Global Leader by the World Economic Forum. Between 2007 and 2009, Minev served as State Secretary for Planning and Economic Development of Amazonas and was previously an analyst at Goldman Sachs. He holds a BA in Economics and an MA in Latin American Studies from Stanford University and an MBA from the Wharton School.


Diego Saez-Gil, Pachama
Diego Saez-Gil is Co-founder & CEO of Pachama, a technology company that uses artificial intelligence and satellite data to verify and monitor carbon sequestration by forests, in order to drive more funding to their conservation and restoration. Prior to Pachama, Diego co-founded Bluesmart (acquired by TravelPro) and WeHostels (acquired by StudentUniverse). Diego was awarded MIT 35 Under 35 and was selected High Impact Entrepreneur by Endeavor.


Ethan Steinberg, Propagate Ventures
Ethan Steinberg is a startup growth expert, turned soil health geek, who is focused on turning ideas into reality. He has helped scale ventures domestically and internationally in industries such as the sharing economy, consumer packaged goods, and B Corp businesses. He is the CEO at Propagate Ventures, an agroforestry investments & project development platform focused on bridging the capital and operational needs for the integration of tree crops to farmland. At Propagate, Ethan leads business development, investor relations, marketing, and growth strategy. He holds a B.A. in Social Justice & Sustainability from Miami University, is a Board Member at the Association for Temperate Agroforestry, as well as an Advisory Board member at Purpose + Sport. He also manages Propagate.org, a curated news hub on the regenerative economy. Having been born on Earth day, he has been passionate about the environment for his entire life and enjoys living at the intersection of regeneration & technology.


Gustavo Pinheiro, Instituto Clima e Sociedade
Gustavo Pinheiro manages the carbon portfolio for Instituto Clima e Sociedade (ICS), a Brazilian philanthropy that promotes prosperity, justice and low-carbon economies. Previously, Gustavo co-founded Bratus Natural Capital in 2015, investing in start-ups with a social and environmental impact. He was director of government relations for The Nature Conservancy (TNC) in Brasília, working on policies for the environment, infrastructure and agriculture. He has supported indigenous peoples and organizations from the Brazilian Amazon at the Instituto Socioambiental (ISA). In addition, he managed ABN-AMRO Bank’s corporate digital channel operations until 2005. Gustavo was also a consultant for the Inter-American Development Bank (IDB), the Ministry of Culture and the São Paulo transportation department. He has a degree in public administration from the São Paulo Business School – Fundação Getúlio Vargas and specialized in economic conservation tools in a joint program at the University of Brasília (UNB) with the Conservation Strategy Fund (CSF) and the International Institute of Education of Brazil (IEB) and social change at the Harvard Kennedy School. As the coordinator of the low carbon economy portfolio, Gustavo supports the financing of projects that contribute to the acceleration of the decarbonization of the Brazilian economy.


Fernando Russo, Meraki Impact
Fernando Russo is Founder and GP of the Meraki Impact, an impact investing company managing the investments of a single family office toward a “100% Impact” portfolio focused on changing food systems and scaling regenerative agriculture. Fernando has over 15 years of experience in marketing and entrepreneurship, including 9 years running his own startup in Brazil from inception to exit. After selling his company in 2015, he joined the Executive MBA at INSEAD, starting his career as an impact investor in 2016 and founding Meraki. Today, Fernando also serves as a board member and business strategist for reNature, a company dedicated to mainstreaming regenerative agroforestry by designing and implementing model farms and schools.


Fiona Banister, Decarbonized
Fiona Banister is a multidisciplinary catalyst for human rights, social good, climate resilience and sustainable development worldwide. Her goal is to create positive impact and innovate change. With a global team of scientists, farmers, technologists, social impact investors, youth and family offices, she curates decarbonization impact investing climate summits and an ongoing panel series: decarbonized.org. Aligned with an international network, her current focus is on cultivating core impact projects that help the environment and empower humans to invest and participate with the lens of the 17 UN SDG Goals. This includes collaboration on sustainable infrastructure for regenerative forest holdings (Arboreal), ocean technology, inclusive health technology, renewable energy, eco-green low-income housing, blockchain, fin-tech, IoT, organic food and micro-finance. Driving for an equal access to opportunities for the “inbanked”, she is involved in a disruptive fin-tech banking system using a smart biometric ID/wallet for peer-to-peer payment technology. Ethernom.com. Fiona and family are impact investing members of Toniic and NEXUS. She is an alliance builder for conservation and sustainable projects: Oceaneos.org, Soileos.com, Futuroforestal.com, Thegenerationforest.com, Amazonaid.org, Mcmef.org, Wildbirdtrust.com. Inspired by the vital human rights actions of the Indian environmental lawyer M.C.Mehta, advocates for environmental education programs to cultivate the next generations of climate leaders and stewards. As a trained Waldorf teacher, parent, biodynamic gardener, herbalist and yogi, her alchemy is in respecting biomimicry and learning lessons from nature. Fiona believes that if you can see a problem, then you can collaborate to create the impact solution and plant an organic seed for the next generation to grow.


Holt Thrasher, Synovia Capital
Holt Thrasher has more than 35 years of experience in investment banking, information technology, and consulting. He currently is Founder and CEO of Synovia Capital, an investment platform focused on sustainable land and water use technology. He recently served as Group CEO of Permian Global, focused on climate change mitigation through the effective management of large areas of tropical forests. Prior to Permian Global, he founded and served as Managing Partner of Mooreland Partners, an information technology sector focused investment bank (acquired by Stifel Financial Corp in 2019). Holt previously was a Partner at Broadview Holdings, a global merger and acquisition advisory and investment firm. Holt has been an active conservationist and nature enthusiast for more than 20 years. He currently serves as Trustee and Treasurer of the National Marine Sanctuaries Foundation, supporting the 640,000 square miles of national marine sanctuaries managed by NOAA and as a board member of Mongabay, the global environmental news organization. He also serves on the President’s Council of Ceres, a non-profit focused on investors and sustainability. Holt is Chairman Emeritus of the National Audubon Society. In 2001, he was a founding member and Chair of the Board of Audubon Connecticut. He joined Audubon’s National Board five years later and served as Chair from 2008 until 2014. Holt has a B.A. from Colby College and an M.B.A. from the International Institute of Management Development, Switzerland. He and his family live in Greenwich, CT.


Iago Hairon, Open Society Foundations
Iago Hairon is the Climate Justice Program Officer of the Open Society Foundations – Latin America. Originally from Bahia, Brazil, he is a social scientist and climate activist. Iago began to work on climate issues at age 13 through the Scouting movement of Brazil. He served as a global youth ambassador for Plant-for-the-Planet and had success as an organizer and social entrepreneur. As a leader of the Climate Reality Leadership Corps, he was trained by Al Gore and other environmental experts. He has diverse experiences from international conferences and inter-governmental climate negotiations including those of the United Nations Framework Convention on Climate Change, and more. As a Young-Changemaker-for-Democracy awardee of Ashoka and a graduate of the Federal University of Recôncavo Bahia, Iago currently serves as a board member and/or advisor to various groups including Engajamundo (a youth-led climate organization), Plant-for-the-Planet, and others.


Kelly Michel, Potencia Ventures
Kelly Michel catalyzes startups in emerging markets. She is CEO of Potencia Ventures, an impact investment fund focused on business models that improve the lives of lower income people. Kelly previously co-founded an impact business accelerator (Artemisia) and a venture capital firm (Vox Capital) in Brazil. With partners, she is currently building a portfolio of direct investments in education companies that tangibly improve learning outcomes for low-to-middle income students in Latin America.


Keith Agoada, Producers Market
Keith Agoada is CEO of Producers Market, a market linkage technology platform dedicated to empowering its producer members around the globe with access to innovative digitization, aggregation, and marketing tools. Keith has worked in the supply side of the agricultural industry for the past decade. He is the founder of the commercial urban agriculture firm, Sky Vegetables, which pioneered the integration of greenhouse hydroponic agriculture in urban environments. After being acquired of majority ownership, Keith consulted in the founding and initial development of leading organic agriculture real estate developer, Simply Natural. Prior to his work with Producers Market Keith spent the last four years in international procurement development roles for UNFI, Global Organics, Veg Fresh Farms and other leading organic brands in the United States. Keith speaks four languages: English, Spanish, Producer, and Buyer. He maintains on-the-ground relationships with leading growers, packers and processors globally and works every day​ to transform the industry to return more profits back to farmers. Keith’s passion for supporting producers is the initial inspiration behind the Producers Market platform. He envisions disrupting the $4 trillion agriculture value chain industry by creating a world that is fully organic and empowers farmers with better payments and end-consumers with more transparency to the source of production.


Jonah Wittkamper, NEXUS / Amazon Investor Coalition
Jonah Wittkamper is Co-Founder and President of NEXUS and the Global Governance Philanthropy Network as well as Founder of the Healthy Democracy Coalition and the Amazon Investor Coalition. NEXUS is a global movement of over 6000 young people from 70 countries dedicated to bridging communities of wealth and impact. The Healthy Democracy Coalition is a US national network of philanthropists and allies dedicated to cross partisan philanthropic learning and collaboration. Both networks involve people from many of world’s most philanthropic families. Previously, Jonah served as the US Director of Search for Common Ground and was part of Distributive Networks Inc., where he helped to build the text messaging technology used by the 2008 Obama campaign. In 2000, Jonah co-founded the Global Youth Action Network (GYAN) to strengthen youth participation in global decision-making. As the organization grew it merged with TakingITGlobal to form the largest site on the internet dedicated to empowering young leaders, receiving two million hits per day. Earlier in his career, Jonah led an award winning student computing organization, founded two internet startups, and created a corporate social responsibility initiative in one of the world’s largest corporations. He has served as a Co-Founder, board member, or advisor to a number of organizations including Pioneers of Change, the ManyOne Foundation, the L. A. Jonas Foundation, the Millennial Action Project, the Shift Foundation, WISE (Wealthy Individuals – Social Entrepreneurs), and many others. He is an alumnus of Williams College and Camp Rising Sun.


Leonardo Letelier, SITAWI Finance for Good
Leonardo Letelier is the founder and CEO of SITAWI Finance for Good (www.sitawi.net), a nonprofit organization that develops financial solutions for the social sector in Brazil by pioneering social loans and donor advised funds. It is currently developing a product to support nonprofit mergers. Leonardo founded SITAWI in order to reduce economic inequities in Brazil by increasing the capital available to for- and non-profit social enterprises, and also by improving their capacity to manage their own financial resources. SITAWI develops financial solutions for the social sector by aiming to multiply the capital available to Brazilian social organizations and by supporting their expansion and improving projects. SITAWI currently provides two types of products: social enterprise loans at below-market rates packaged with strategic advice, and social funds management, a donor-advised fund service for philanthropists and large corporations. Since 2007, SITAWI has impacted the lives of nearly 20,000 people by supporting organizations that are focused on income generation, healthcare, education and other sectors. Leonardo was born in Chile and lived most of his life in Brazil. He has an undergraduate degree in Industrial Engineering from the University of São Paulo and received his masters of business administration from Harvard Business School.


Luis Fernando Laranja, Kaeté Investimentos
Luis Fernando Laranja is co-founder and managing partner of Kaeté Investimentos, a Brazilian private equity fund focused on the Amazon rainforest. Laranja has 25 years of experience in business development and consulting for food and pharmaceutical industries. Within the Brazil program of the Climate Finance Lab, he developed the Socio-Climate Benefits Fund. The instrument provides investment and technical assistance to restore degraded lands in smallholder farms with agroforestry systems and, at the same time, developing and facilitating sales of their products. The concept is currently being used by the anchor company Caaporã. Laranja holds a postdoc degree from the University of Kentucky, a master in agronomy from the Escola Superior de Agricultura Luiz de Queiroz (ESALQ/USP), a doctorate in veterinary medicine from the Faculty of Veterinary Medicine and Zootechny at the University of São Paulo, and a graduate degree in Agribusiness Management from University of Lavras.


Lynne Twist, Pachamama Alliance
Lynne Twist, author, speaker, and consultant, has dedicated her life’s work to alleviating poverty and hunger and supporting social justice and environmental sustainability. From working with Mother Teresa in Calcutta to the refugee camps in Ethiopia and the threatened rainforests of the Amazon, her on-the-ground work has brought her a deep understanding of the social tapestry of the world and the historical landscape of the times in which we live. She and her husband, Bill, are the co-founders of The Pachamama Alliance, working in the Ecuadorian Amazon with indigenous people to preserve the world’s tropical rainforests. A former longtime executive of The Hunger Project, she continues to be an advocate and spokesperson for ending world hunger and empowering women in cultures throughout the world. She is the founder and president of The Soul of Money Institute and author of the award-winning book, The Soul of Money.


Marc Palahi, European Forest Institute
Marc Palahí is a leading expert on forests and global change, with a new vision of the transformational role forests can play in fighting climate change and developing a circular bioeconomy. He has been Director of the European Forest Institute since 2015, driving its development as a pan-European science-policy platform, and working to connect knowledge to action at the interface of science, policy and business. Marc has a PhD in forestry and economics and his work, which has featured in Nature and other high-level scientific journals, focuses on the development of a sustainable circular bioeconomy that prospers in harmony with nature. Marc leads the Circular Bioeconomy Alliance established by His Royal Highness The Prince of Wales under his Sustainable Markets Initiative.


Marcia Soares, Fundo Vale
Marcia Soares manages partnerships for Fundo Vale, an investment and development fund created to generate positive social and environmental impact with a focus on the Amazon. The fund was created in 2010 by Vale S.A., a multinational Brazilian mining and logistics company. Previously, Marcia served as a freelance journalist for Senac Environmental Education Magazine and managed communications for Funbio, the Brazillian Fund for Biodiversity. Marcia is an environmental specialist and holds a master’s degree in Communicaton and Culture from the Federal University of Rio de Janeiro and an undergraduate degree from the Federal Fluminense University.


Marina Campos, Conexsus
Marina Campos is passionate about forests and their peoples. She has worked more than 25 years in protected areas, indigenous territories, and conservation finance initiatives in Latin American tropical forests, especially the Amazon. Currently she is the founder and the Executive Director of Conexsus – US, which works on using blended finance instruments to boost the ecosystem of community-led enterprises with social and environmental impacts in Brazil. Before joining Conexsus, she has worked for almost a decade in the philanthropic sector with the Gordon and Betty Moore Foundation and the Rainforest Foundation-US on issues related to protected areas, indigenous peoples, and conservation finance. Moreover, she has worked as a policy maker, professor, and scientist while living in the Amazon for 11 years. She is a believer that efforts to support the conservation of the Amazon must incorporates community-led enterprises as the basis of a more inclusive forest economy. She received a B.Sc. and M.Sc. in biology from University of São Paulo and a Ph.D. from the Yale School of Forestry and Environmental Studies with a joint degree with The New York Botanical Garden.


Natalie Unterstell, Política por Inteiro
Natalie Unterstell is a Brazilian climate policy​, risks, and finance expert on a mission to shape public policies for low carbon, resilient, and sustainable development. She has experience working on climate policy at the international, national, and subnational levels, with a particular focus on protecting the Amazon rainforest and its Indigenous inhabitants. Natalie holds a Bachelor’s in Business Administration from the Fundaçao Getulio Vargas in Brazil, as well as a Master’s in Public Administration from the Harvard Kennedy School of Government and expert accreditation in Climate Adaptation Finance from the Frankfurt School of Finance & Management in Germany. In addition to serving as a board member, advisor, or consultant to many international climate-focused efforts and organizations, she is the founder of multiple think tanks and policy advocacy groups focused on climate policy and gender equity in Brazilian politics. Before her time at Harvard she served as Head of Sustainable Development Programs for the Brazilian Presidency, Head of Climate Change and Forests at the Brazilian Ministry of the Environment, and as a negotiator for the Brazilian delegation to the United Nations Framework Convention on Climate Change.


Nonette Royo, Tenure Facility
Nonette Royo is the Executive Dirctor of the Tenure Facility, an international funding mechanism established to advance recognition of Indigenous Peoples’ and local communities’ tenure rights. The Facility provides money and advice at the speed and scale required to secure tenure and sustainably manage millions of hectares at risk today. Nonette is a lawyer, activist, and author. In the last three decades, Nonette has pioneered various civil society initiatives in public interest law and environmental justice, influencing development assistance and philanthropy – grounding it, weaving and bridging paths with local groups, Indigenous Peoples, their supporters and leaders in Asia, Latin America and Africa. She is a legal practitioner, a learner, a co-traveler, walking her path from Mindanao Southern Philippines, to Indonesia, Melanesia, and Scandinavia


Ruben Lubowski, Environmental Defense Fund
Ruben Lubowski is the Chief Natural Resource Economist of the Environmental Defense Fund, a leading environmental advocacy non-profit working to preserve the natural systems on which all life depends. Ruben specializes in natural resource economics and climate policy. He oversees internal analytical efforts at the Fund and works with external researchers and policy practitioners to design and implement carbon markets and other strategies to address global climate change. He is widely recognized for his expertise in analyzing and modeling land-use changes and policy approaches for reducing emissions through forestry, agriculture, and bioenergy activities. Ruben has testified before the U.S. Senate and developed analyses for decision-makers around the world. He has presented in academic and policy settings and published in books, government reports, and professional journals.


Ryan Black, Sambazon
Ryan Black co-founded Sambazon in 2000, built its initial infrastructure in Brazil and the U.S., and continues to drive the strategic development of the company as CEO. Today, Ryan leads a new generation of social entrepreneurs who successfully use business to create positive economic change. A global leader in Triple Bottom Line (people, planet, prosperity) business practices, he travels globally, educating and mentoring ecological, community-minded next generation entrepreneurs. Ryan played professional football in both the NFL and European Football Leagues and graduated with a BA in Finance from University of Colorado, Boulder.


Teddy Teece, The Legacy Academy
Teddy Teece is an intergenerational and adventure coach who works with nature to facilitate growth, inner process, and embodied awareness in business families and their rising NextGen leaders. He has founded three companies – one in his second home of New Zealand and the others in New York and California – in travel tech, legal finance, and family business consulting respectively. Based in Boulder, CO, one of his recent adventures involved converting a cargo van into a home for him and his dog, Patch. He is now settled into a mountain home and intends to bring clients from around the globe to a local eco-village for transformational, nature-connected work. He holds a B.A from Yale University and is tracking towards a PhD in Psychology & Law. Teddy also serves as the Founder of the The Legacy Academy.


Walter Vergara, Initiative 20×20
Walter Vergara is a forests and climate specialist focused on the Global Restoration Initiative in Latin America. He leads Initiative 20×20, a country-led effort to bring 20 million hectares of land in Latin America and the Caribbean into restoration by 2020. Prior to joining WRI, Walter was the Chief of the Climate Change Division at the Inter American Development Bank in DC and prior to that he was the leader of the Climate Global Expert Group (GET) at the World Bank. He retired from both institutions. Walter has written extensively on climate issues in the region, including 14 books and many articles in peer-reviewed journals. Walter has a M. Sc. Degree from Cornell University and a Chemical Engineering degree from Universidad Nacional de Colombia.