Our ecosystems experts


  • Spiller, Beia Senior Economist

    Areas of expertise: Transportation, energy demand, shale gas

    Office: New York City

  • Toombs, Ted Conservation Scientist, Ecosystems

    Areas of expertise: Social-ecological systems, environmental psychology, conservation program design and governance, grassland and shrub-land ecology, livestock grazing and wildlife habitat relationships, endangered species, conservation banking and biodiversity metrics

  • Areas of expertise: Ecosystems, rivers and deltas, trial-oriented litigation

    Office: New York City

  • Weiner, Elizabeth Senior Policy Manager, Ecosystems
  • Wolfe, David Director, Conservation Strategies

    Areas of expertise: conservation biology, conservation of at-risk species, working effectively with private landowners, Safe Harbor, Farm Bill

    Office: Austin, Texas

  • Wyerman, Jim Director of Strategic Partnerships and Communications, Mississippi River Delta Restoration

    Areas of expertise: Ecosystems, strategic communications and outreach, nonprofit management, environmental law and policy, natural infrastructure, rivers and deltas

    Office: Washington, D.C.

  • Zaragoza-Watkins, Matthew High Meadows Senior Economist

    Areas of expertise: Electricity, Natural Gas and GHG Market Design; Water Economics; Transportation Economics; Applied Econometrics; Program Evaluation

    Office: Boston