Complete list of expert staff

  • Nowlan, Aileen
    U.S. Policy Director, Global Clean Air Initiative

    Areas of expertise: Policy, air pollution, climate and health, zero-emissions transport, corporate leadership

  • Ocko, Ilissa
    Senior Climate Scientist II, Barbra Streisand Chair of Environmental Studies

    Areas of expertise: Near-term climate change, short-lived climate pollutants (methane, hydrogen, aerosols), climate modeling, climate metrics, net zero

  • Oldfield, Emily
    Agricultural Soil Carbon Scientist

    Areas of expertise: Soil organic matter, carbon sequestration, natural climate solutions

  • Olumoroti, Akin
    Senior Analyst, Federal Climate Innovation

    Areas of expertise: Renewable energy, carbon management, energy efficiency technologies, U.S., and international energy policy

  • Omara, Mark
    Senior Scientist, Global Methane

    Areas of expertise: Methane emissions, global oil and natural gas, climate change impacts

  • Orleans, Raisa
    Director, Government Relations

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

  • Ortiz, Rafael
    Senior Director, Mexico Fisheries & Oceans

    Areas of expertise: Fisheries, Ocean Conservation, Stakeholder Engagement, Research and Analysis, Ecophysiology

  • Osborn, Sophie
    Senior Legislative Analyst

    Areas of expertise: US Congress, climate policy and methane policy

  • Osifeso, Nyasha (Nya)
    Manager, Federal Affairs

    Areas of expertise: Agriculture policy and water policy

  • Otaño Cruz, Abimarie
    Manager, Energy Transition, Puerto Rico

    Areas of expertise: Energy transition, renewable energy, coral reef conservation and restoration, community-based initiatives and community integration.

  • O’Connor, Rachel
    Senior Manager, Climate Resilient Water Systems

    Areas of expertise: Water policy and governance, water data systems, stakeholder engagement, coalition building, collaborative planning processes

  • Padilla, Lauren
    VoLo Senior Environmental Data Scientist

    Areas of expertise: Air quality, environmental systems modeling, fate and transport, data science, sensors

  • Patton, Vickie
    General Counsel

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

  • Pavlik Slenk, Yesh
    Director, Climate Corps®

    Areas of expertise: Climate Corps, corporate partnerships, corporate sustainability, community management, climate career mentoring

  • Pearen, Holly
    Lead Counsel

    Areas of expertise: Carbon markets, financial regulation, environmental marketing claims

  • Peltz, Adam
    Director and Senior Attorney, Energy Transition

    Areas of expertise: Oil & gas well integrity, oil and gas regulation, carbon capture and sequestration, orphan wells

  • Penny, Gopal
    Scientist, Climate Resilient Water Systems

    Areas of expertise: Hydrological sciences, remote sensing, complex water-agriculture systems, resilience of social-ecological systems, causal inference

  • Pereira, Andrea
    Manager, Corporate Climate Leadership

    Areas of expertise: Policy advocacy, partnerships, corporate sustainability and social responsibility

  • Piris-Cabezas, Pedro
    Senior Director, Global Transportation / Lead 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.

  • Poon, Sarah
    AVP, Fishery Solutions Center

    Areas of expertise: Fisheries management, training and capacity development