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    Experts & Staff


    WRI’s experts are leaders in their fields. Their work spans topics such as food and land use, energy, cities, climate, economics, finance, governance and more.

    Our more than 2,000+ staff work on the ground in more than a dozen focus countries and with partners in over 50 nations. Contact our media team to arrange an interview with any of our experts.

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    9 Featured Experts
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    Program Experts & Staff

    Tsvetilena Bandakova

    Program Manager, Nature Crime Alliance

    Tsvetilena Bandakova

    Iryna Bondarenko

    Research Associate, WRI Ross Center for Sustainable Cities

    Iryna Bondarenko

    Roman Paul Czebiniak

    Director, Nature Based Solutions & Climate Private Sector

    Roman Czebiniak

    Despina Gkotsidou

    Program Assistant, Data Lab Product Studio

    Despina Gkotsidou.

    Tina Schneider

    Director, Forest Governance and Policy

    Roxana Slavcheva

    Global Lead, Built Environment, WRI Ross Center for Sustainable Cities

    Roxana Slavcheva.

    Radost Stanimirova

    GIS Research Associate

    Radost Stanimirova.

    Silviya Stanton

    Grants and Finance Specialist II

    Silviya Stanton.

    Gregory Taff

    Director of Research and Data Integrity