Charles Birnbaum is the coordinator of the Historic Landscape Initiative, a program of the National Park Service Heritage Preservation Services Program. Prior to joining the NPS in 1992, he spent a decade in private practice with a focus on landscape preservation. Representative projects include the Emerald Necklace Parks, Boston, MA; Prospect Park, Brooklyn, NY; Lake Washington Boulevard, Seattle, WA; Albemarle Park, Asheville, NC, and, cultural landscape reports for A.J. Downing's Springside and the Vanderbilt Mansion, both National Historic Landmarks.