Ray Clark has been actively involved in the concrete products industry for twenty-six years. He has served in management positions for major North American concrete products manufacturers, senior management for a global concrete products production machinery supplier, and President of US Formliner, an international company and manufacturer of formliners for the precast concrete industry. He is the Executive Director of the Precast/Prestressed Concrete Institute Foundation. Ray has served in various capacities within industry associations including National Precast Concrete Association (NPCA) Board of Directors; Vice Chairman of the Marketing Committee at Canadian Precast/Prestressed Concrete Institute (CPCI); Chairman of the Education Committee at Georgia/Carolinas Chapter of the Precast/Prestressed Concrete Institute; Foundation Bord of Directors member at National Precast Concrete Association (NPCA); Board of Directors member at Canadian Precast/Prestressed Concrete Institute; Chairman of the Education Committee at Canadian Precast/Prestressed Concrete Institute. He has also served on the Board of Directors at the Interlocking Concrete Pavement Institute and the Past President of the ICPI North Georgia Chapter. He has also been active in NCMA (National Concrete Masonry Association), serving on several committees. Ray has presented hundreds of technical seminars to the engineering and architectural community focusing primarily on precast/prestressed concrete products and uses; applications of masonry stain and form liners for precast concrete; permeable interlocking concrete pavement systems; unit paving in the commercial, municipal and institutional sectors; and, segmental retaining wall design and installation. Several of his industry-related articles have been published in national and international trade magazines. Ray resides in Cartersville, Georgia, with his wife and three dogs.