Our science experts


  • Hamburg, Steven Chief Scientist

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

    Office: Boston

  • Harris, Maria Environmental Epidemiologist

    Areas of expertise: Air quality, children's health, neurodevelopment

    Office: San Francisco

  • Haukebo, Sepp Manager, Recreational Fishing Solutions

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

    Office: Remote

  • Hughes, Amy Senior Manager, Technology – Working Lands

    Areas of expertise: Sustainable food production, agricultural technology, corporate responsibility, environmental resilience

    Office: Washington, D.C.

  • Hull, Hillary Senior Manager, Research & Analytics

    Areas of expertise: North American oil and gas, energy, and air policy; research and data analytics

    Office: San Francisco

  • Kar, Devyani Coastal Projects and Programs Manager

    Areas of expertise: Coastal management, coastal restoration and protection, hurricane and flood risk reduction, hazard mitigation, and resilience planning

    Office: Remote

  • Karr, Kendra Senior Scientist, Research & Development

    Areas of expertise: Oceans Program, Latin America & the Caribbean, renewing fisheries, marine protected areas, Fisheries, Ocean Conservation, data-limited stock assessment

    Office: San Francisco

  • Kelso , Karly Senior Manager, Asia-Pacific Engagement

    Areas of expertise: Asia-Pacific, Fishery management design, small-scale fisheries, rights-based management

    Office: Austin, Texas

  • Kleisner, Kristin Senior Scientist, Oceans Climate Science

    Areas of expertise: Climate change and fisheries, bio-economic modeling, indicators of ocean health and fisheries status

    Office: Boston

  • Kritee, Kritee Senior Scientist

    Areas of expertise: Climate smart agriculture, Soil carbon, Soil Health, Rice, Methane and nitrous oxide emissions, Nitrogen & Water use efficiency, Environmental microbiology, Stable isotope biogeochemistry, and Mercury pollution

    Office: Boulder, Colorado

  • Kritzer, Jake Interim Senior Director, China Fisheries

    Areas of expertise: Oceans Programs, catch shares, renewing fisheries

    Office: Boston

  • Kuzdas, Christopher Project Manager, Water Program

    Areas of expertise: Water management and governance; public policy; decision support; social-ecological systems; risk management; rural development and planning

    Office: Remote

  • Leslie, Gabriela Research Analyst

    Areas of expertise: Carbon markets, forest finance

    Office: New York City

  • Lyon, David Scientist

    Areas of expertise: Oil and gas, methane science, emissions inventories

    Office: Austin, Texas

  • Mahoney, Melissa Manager, Oceans Technology Solutions

    Areas of expertise: Fisheries Management/policy, human dimensions of fisheries, collaborative fisheries research, electronic monitoring, visual communications

    Office: Remote

  • McCormick, Lindsay Program Manager, Chemicals and Health

    Areas of expertise: Environmental Health, Chemical Safety, Children’s Health

    Office: Washington, D.C.

  • McLellan, Eileen Lead Senior Scientist

    Areas of expertise: Water quality, watershed protection and restoration, ecological resilience, land use planning, rural development, environmental policy

    Office: Washington, D.C.

  • McPartland, Jennifer Senior Scientist, Health Program

    Areas of expertise: Health Programs, chemical safety

    Office: Washington, D.C.

  • McVay, Renee Senior Analyst, Research & Analytics

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

    Office: Austin, Texas

  • Miller, Valerie Director, Cuba Oceans Program

    Areas of expertise: Shark Conservation, Latin America & the Caribbean, Cooperative Resource Management

    Office: Austin, Texas