Our experts

  • Alpert, Alice
    Senior Scientist

    Areas of expertise: Climate change science, climate change mitigation, methane measurement and abatement, United Nations framework convention on climate change, intergovernmental panel on climate change

  • Alvarez, Ramon
    Associate Chief Scientist

    Areas of expertise: Air quality, oil and natural gas, methane emissions

  • Anderson, Lauren
    Senior Director, MethaneSAT Advocacy

    Areas of expertise: Methane emissions from the oil and gas sector

  • Berkow, Mina
    Director, Energy Transition

    Areas of expertise: Global energy policy, data access, oil and gas, grid modernization

  • Brownstein, Mark
    Senior Vice President, Energy Transition

    Areas of expertise: Global energy policy, energy transition, future of oil and gas

  • Feng, Aaron
    Senior Manager, Energy Transition at EDF+ Business

    Areas of expertise:

  • Garrington, Matthew
    Senior Director, Regulatory & Legislative Affairs

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

  • Gautam, Ritesh
    Lead Senior Scientist, Remote Sensing

    Areas of expertise: Satellite remote sensing, methane emissions, atmospheric aerosols, climatology, radiative forcing

  • Goldstein, Jon
    Associate Vice President, Energy Transition

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

  • Grossman, Dan
    Vice President, Global Energy Transition

    Areas of expertise: Methane emissions from the oil and gas sector; transition away from fossil fuel, regulatory and legislative policy advocacy

  • Gu, Nini
    Regulatory & Legislative Manager, West Region

    Areas of expertise: Air quality, oil and gas Emissions, and methane monitoring

  • Hamburg, Steven
    Senior Vice President, Chief Scientist

    Areas of expertise: Climate change, Methane emissions, Systems ecology, Biogeochemistry, Climate change impacts, Forest ecology, Soils, C cycle

  • Kelly, David
    Senior Director, Mid-Atlantic Region

    Areas of expertise: Clean energy, energy efficiency, environmental markets, agricultural sustainability, shale gas development and production, and public policy

  • Kelly, Ted
    Director and Lead Counsel, U.S. Clean Energy

    Areas of expertise: Utility regulation, clean energy policy, wholesale gas and electric markets

  • Leyden, Colin
    State Director, Texas

    Areas of expertise: Oil and gas, energy policy, ground-level ozone and air quality

  • Li, Hugh
    Canadian Methane Scientist

    Areas of expertise: Climate and energy

  • Lieberknecht, Elizabeth
    Manager, Regulatory and Legislative, Midcontinent

    Areas of expertise: State and federal oil and gas policy, environmental policy and enforcement

  • Lorente, Alba
    Methane Monitoring Scientist

    Areas of expertise: Satellite remote sensing of methane and air pollutants, methane emissions measurements, reporting and verification

  • MacKay, Katlyn
    Scientist, Global Methane

    Areas of expertise: Methane emissions, gas measurement, inventories and field work

  • McVay, Renee
    Scientist, U.S. Methane

    Areas of expertise: Oil and gas methane emissions, air quality