Our climate experts


  • Orleans, Raisa Senior Legislative Analyst, Political Affairs

    Areas of expertise: U.S. Congress, U.S. climate policy, methane policy

    Office: Washington, D.C.

  • O’Leary, Aoife Legal Analyst

    Areas of expertise: International transport focused on aviation and shipping and greening agriculture policies

    Office: Europe

  • Parkhurst, Robert Director, Agriculture Data and Metrics

    Areas of expertise: environmental markets, agricultural offsets, greenhouse gas reductions, climate policy, carbon offset strategy, corporate sustainability

    Office: San Francisco

  • Patton, Vickie General Counsel

    Areas of expertise: Climate change, global warming, air quality

    Office: Boulder, Colorado

  • Pavlik Slenk, Yesh Project Manager, EDF Climate Corps

    Areas of expertise: EDF Climate Corps, corporate partnerships, corporate sustainability

    Office: Remote

  • Pearen, Holly Senior Attorney

    Areas of expertise: Energy and wildlife law, Endangered Species Act, mitigation policy, infrastructure and energy development

    Office: Boulder, Colorado

  • Peltz, Adam Attorney

    Areas of expertise: Oil & Gas, Well Integrity, Data Management

    Office: New York City

  • Peress, N. Jonathan Senior Director, Energy Market Policy

    Areas of expertise: Natural gas and electricity market design, air pollution law and policy

    Office: Boston

  • Petsonk, Annie International Counsel

    Areas of expertise: Aviation, climate change, international climate policy, U.N. climate negotiations, U.S. climate policy

    Office: Washington, D.C.

  • Piris-Cabezas, Pedro Senior Economist

    Areas of expertise: E.U. and global climate and energy policy, REDD+, aviation emissions, sustainable biofuels, and the design of cap-and-trade programs.

    Office: Europe

  • Proville, Jeremy Senior Manager, GIS & Economics

    Areas of expertise: Climate change, land use, agriculture, environmental markets

    Office: New York City

  • Qin, Clara Research Analyst, Office of the Chief Scientist

    Areas of expertise: Data science, air quality, global change, microbial ecology

    Office: San Francisco

  • Roberts, Martha Senior Attorney, U.S. Climate Legal and Regulatory Program

    Areas of expertise: Federal environmental and energy regulation, the Clean Air Act, greenhouse gas emissions from the power sector.

    Office: Washington, D.C.

  • Roedner Sutter, Katelyn Senior Analyst, Climate Policy

    Areas of expertise: California climate policy, environmental justice, cap and trade, air quality, land use & transportation policy.

    Office: Sacramento, California

  • Ruta, Gwen Executive Vice President

    Areas of expertise: Business and the environment, clean energy, climate policy

    Office: Boston

  • Areas of expertise: Natural gas law and policy, water

    Office: Austin, Texas

  • Schwartzman, Steve Senior Director, Tropical Forest Policy

    Areas of expertise: Climate change, tropical forest policy, Reducing Emissions from Deforestation and forest Degradation (REDD), Brazil and the Amazon, indigenous peoples, incentives for environmental protection

    Office: Washington, D.C.

  • Shenette, Ellen Manager, EDF Climate Corps

    Areas of expertise: Corporate partnerships, EDF Climate Corps, energy efficiency, renewable energy, sustainability strategy

    Office: Boston

  • Siciliano, Graziella Senior Manager of Carbon and Energy

    Areas of expertise: Corporate sustainability strategies; sustainable supply chains; clean energy policy and technology; energy efficiency and market transformation program design and implementation

    Office: Washington, D.C.

  • Spiller, Beia Lead Senior Economist

    Areas of expertise: Electricity pricing, distributed energy resources, energy demand, transportation, air quality, shale gas

    Office: New York City