Chris Choi is a Community Planner with U.S. EPA's Region 5 Office in Chicago and works on land revitalization, sustainable development, and green building issues. His recent experiences include managing projects under the HUD-DOT-EPA Partnership for Sustainable Communities, working on community development finance issues, and managing Region 5's "Removing Market Barriers to Green Development" project. He also serves on the leadership team for EPA's National Green Building Workgroup.