Caroline Spears

Executive Director

Caroline Spears is the founder and director of Climate Cabinet. Before Climate Cabinet, she worked in solar project finance, analyzing 6 GW of solar in 8 markets that represent ~$7.2 billion in solar investment. Caroline graduated with her B.S. and M.S. in Atmosphere and Energy Engineering from Stanford University.

Emma Fisher

Head of Strategy

Emma is focused on growing Climate Cabinet's reach and impact. She has a background in organizing and advocacy and has worked on campaigns ranging from public transportation funding in Wisconsin, to youth voter registration in Illinois, to pushing renewable energy legislation in Pennsylvania. Emma has a B.S. in Earth Systems from Stanford University.

Shelby Green

Lead Developer

Shelby works to visualize environmental data and create tools that advocates can put into action. Prior to Climate Cabinet, she worked in local government, analyzing sustainability metrics and drafting policies to reduce operational impacts. Shelby graduated from Florida State University with a degree in Chemical Engineering.

Matt Herrero

Database Engineer

Since 2019, Matt has overseen the design, development, and growth of the Climate Cabinet database, as well as built automated tools for rapid scale. With his help, Climate Cabinet's products have scaled to 10 states, 980 counties, and 1600 state legislature districts. Matt graduated from Stanford University with a degree in Symbolic Systems, and has worked for several early-stage startups.

Nick Arnold

Electric Utilities Data & Policy Manager

Nick Arnold is focused on building data and policy resources for clean public power. He has previously worked as campaign manager and advisor for Arizona State Senator Kirsten Engel, the only environmental lawyer in the Arizona Legislature. Nick has a B.S. in Systems Engineering and a Master of Public Policy degree from the University of Arizona, and spends all of his free time with his dog, Ted.

Emmanuel Alcantar

Media & Communications Fellow

Emmanuel graduated from UC Santa Barbara with a degree in Environmental Studies and English with a focus on ecocriticism & environmental humanities. Outside of work, he is a progressive activist and writer who is deeply passionate about institutions, politics, the media, and Star Trek.

Advisory Council

Daisy Pistey-Lyhne

Daisy Pistey-Lyhne has worked across sectors to develop networks and engage communities around strategies that build political power, markets, and scientific knowledge to address climate change, promote environmental land use policies, and accelerate the deployment of clean energy.

Daisy initiated and led the Electric Utilities research program that is now based in Climate Cabinet, and she continues to advise this work.

Brandon Hurlbut

Brandon Hurlbut is a co-founder of Boundary Stone Partners where he advises clean energy and mobility companies. He previously served as Chief of Staff to Secretary Steven Chu at the U.S. DOE, where he managed the Department's principal initiatives and oversaw day-to-day operations of a federal agency with a $29 billion budget and a 115,000 person workforce.

Brandon is a co-host of “Political Climate,” a Greentech Media podcast about energy and environment issues. Previously, he served on the advisory board of GE Current and as a senior fellow at Center for American Progress.

Eric Heitz

Eric Heitz co-founded the Energy Foundation in January 1991, and served as President/CEO from 2002 through 2018. He helped found Energy Foundation China in 1999 and led its growth from 2002 through 2018.

Throughout the 1990s, Mr. Heitz built the power and buildings strategy at the Energy Foundation, including establishing the new philanthropic model of connected networks of grantees in a dozen key states. He helped found numerous new NGOs and energy programs at existing NGOs. He also launched EF’s C4 lobbying arm, now called Energy Action Fund, and created the first major strategic communications program on clean energy.

Terry Root is a Senior Fellow Emerita in Stanford Woods Institute for the Environment at Stanford University.

She was a Lead Author for the Third (2001) and Fourth (2007) Assessment Reports of the Intergovernmental Panel for Climate Change, which shared the Nobel Peace Prize in 2007 with Vice President Al Gore. Dr. Root served on the National Audubon Society Board of Directors from 2010 to 2016, and as Assistant Secretary from 2016 to present.

Joe Nation

Joe Nation is a Professor of the Practice of Public Policy at Stanford University.

Nation served in the California State Assembly from 2000-2006, representing Marin and Southern Sonoma County. He was elected to the Marin Municipal Water District Board in 1992 and served two terms as Board President.

During his tenure, Nation authored 50 bills that were enacted into law. Nation was the principal co-author of AB 32, California's Global Warming Solutions Act. Nation was the sole legislative representative chosen to represent California at the 2006 United Nations Framework Convention on Climate Change in Nairobi.

Nishant Mani

Nishant Mani is a marketing, data, and analytics executive who has held Chief Marketing Officer positions at several successful technology startups including Yext, Dashlane, and Fabric. He has scaled consumer startup businesses from early to growth stage as operator, advisor, and investor.

He previously ran online advertising Capital One card, managing a large team and an annual budget of over $100M. Nishant is now focused primarily on climate change initiatives in the technology, non-profit, and research sectors.


Patrick Cage

Patrick builds systems to demonstrate and improve the impact of Climate Cabinet initiatives. Previously, Patrick worked for the Greenhouse Gas Management Institute to improve greenhouse gas monitoring and reporting systems, with a focus on China, Indonesia, Central Africa, and the Caribbean. Patrick is a current Master of Science candidate in Coastal Science and Policy at UC Santa Cruz and has a B.A. in Environmental Studies from Yale University.

Charles Hua

Charles is conducting research to analyze the landscape of climate donations across the U.S. Charles is a junior at Harvard College studying Statistics and Energy who is deeply passionate about climate policy, corporate sustainability, and data analytics. On campus, Charles is involved in environmental consulting, energy research, radio broadcasting, and student managing for the basketball team, and, in his limited spare time, loves biking, trying new restaurants, and listening to podcasts.

Lilla Petruska

As a Data Strategy Advisor, Lilla supports Climate Cabinet projects through data curation and cleaning. She is currently an M.S. Candidate in Earth Systems studying sustainable energy and urban systems and earned her B.S. in Earth Systems from Stanford University last June. Lilla has a background in renewable energy advocacy and urban planning. Outside of work, she enjoys running and making playlists for friends.