Mark Warner is one of the nation's foremost authorities on modifying living environments to accommodate the needs of seniors suffering from age-related illnesses and conditions. He is a registered architect certified by the National Council of Architectural Registration Boards and author of the highly acclaimed book The Complete Guide to Alzheimer's-Proofing Your Home, now in its second edition. He is a member of the American Institute of Architects, American Society on Aging, the Alzheimer's Association, the Alzheimer's Community Care Association of Palm Beach and Martin Counties, and the Florida Council on Aging.