Beginning in 1976, Roy developed a specialty in Historic Preservation Law. This led to his being appointed to the National Trust for Historic Preservation’s Board of Advisory and to serve as President of the Florida Trust for Historic Preservation. He was appointed by Governors Graham and Chiles to the Historic St. Augustine Preservation Board, and later served as Chair of the legislatively created Historic Preservation Advisory Council. Upon retirement from active teaching in 1998, he served the Florida Secretary of State for four years as Special Advisor for International Affairs, Historic Preservation, and Cultural Resources, a period during which he also served on the Florida Arts Council and chaired The Grove Advisory Council, the Great Floridians Committee, and the Mission San Luis Board. Among numerous publications, he edited and co-authored Historic Preservation in Florida (1998). His many articles include “Saving St. Augustine’s Soul.” Historic Preservation Forum (1997).
Professional awards include a Resolution of Gratitude for Significant Contributions to Education and Historic Preservation from Florida’s Governor and Cabinet and the Senator Bob Williams Award from the State of Florida.
More recently, Roy served on the National Historic Landmarks Committee in Washington from 2002-2008. Presently, he serves on the Board of Directors of Oak Hammock at the University of Florida, and is Vice-Chair of the Board of Advocacy for the College of Design, Construction, and Planning.