Our policy experts


  • Esparza, Ricardo Economics & Policy Analyst

    Areas of expertise: Energy markets, climate policy, water resources

    Office: New York City

  • Festa, David H. Senior Vice President, Ecosystems

    Areas of expertise: Ecosystem resilience, environmental markets, sustainable agriculture, food security, habitat exchanges, natural infrastructure, natural resources management and policy, recreational and commercial fishing

    Office: San Francisco

  • Finnigan, John Lead Counsel, Energy Transition Strategy

    Areas of expertise: Administrative law, litigation, utility operations

    Office: Remote

  • Fonseca, Elizabeth Senior Manager, Air Quality

    Areas of expertise: Air, land and water pollution: mitigation, remediation and management

    Office: Europe

  • Fraire Cervantes, José A. Project Manager and Senior Analyst, Oceans Evaluation and Design, Mexico

    Areas of expertise: Program evaluation; research and analysis; environmental valuation; natural resource and environmental economics.

    Office: La Paz, Mexico

  • Gaby, Keith Senior Communications Director – Climate, Health, and Political Affairs

    Areas of expertise: Climate change, clean air, and environmental health.

    Office: San Francisco

  • García Briones, Ana Lucía Senior Specialist, CA Groundwater Program

    Areas of expertise: Water policy, research, community engagement and participatory decision making

    Office: San Francisco

  • Garrington, Matthew Senior Manager, Partnerships & Outreach

    Areas of expertise: State and federal energy policy, federal lands

    Office: Boulder, Colorado

  • Gauthier, Vincent Research Analyst, Working Lands

    Areas of expertise:

    Office: Raleigh, North Carolina

  • Goldstein, Jon Director, Regulatory & Legislative Affairs

    Areas of expertise: State oil and gas policy, federal lands, air and water policy

    Office: Boulder, Colorado

  • Gomez , Miguel Consultant, EDF Oceans Europe - Iberian Peninsula

    Areas of expertise: Rights based fisheries management, co-management, fisheries policy analysis and development, environmental and fisheries communication

    Office: Remote

  • Gore, Elizabeth Senior Vice President, Political Affairs

    Areas of expertise: Political affairs; climate change solutions; energy and environmental policy; transportation issues.

    Office: Washington, D.C.

  • Grimm, Robyn Senior Manager, Water Information Systems

    Areas of expertise: Water management and policy; floodplain management and planning; interdisciplinary and multi-benefit decision support and analysis; operations and systems research; trade-off analysis; public finance mechanisms for water management

    Office: Sacramento, California

  • Groosman, Britt Vice President, Ecosystems

    Areas of expertise: Economics and environmental markets, deforestation, fisheries management, conservation and biodiversity, global climate policy and carbon markets

    Office: New York City

  • Hall, John Director, Regulatory & Legislative Affairs

    Areas of expertise: Clean energy, energy markets, vehicle electrification

    Office: Austin, Texas

  • Hall, Maurice Associate VP, Ecosystems – Water

    Areas of expertise: Water management, water policy, hydrology, water resources engineering, aquatic ecosystems, sustainable agriculture, irrigated agriculture, water quality, natural infrastructure, civil engineering

    Office: Sacramento, California

  • Hanafi, Alex Director, Multilateral Climate Strategy and Lead Counsel

    Areas of expertise: Climate change, global climate policy, UN climate negotiations, EU Emissions Trading System (ETS), legal issues in global climate negotiations, governance of geoengineering research

    Office: San Francisco

  • Haukebo, Sepp Manager, Recreational Fishing Solutions

    Areas of expertise: Fisheries management, marine science policy, marine conservation, environmental education

    Office: Remote

  • Henderson, Alice Senior Attorney, U.S. Climate Legal & Regulatory

    Areas of expertise: Federal environmental and energy regulation, Clean Air Act, oil and gas sector standards, greenhouse gas and fuel economy standards for light-duty and heavy-duty vehicles

    Office: Boulder, Colorado

  • Hess, Zhuli Director, Global Strategy, China Program

    Areas of expertise: China climate change

    Office: New York City