The MDA Board - Who's who? Meet this year's Board of Directors. Our Delegates to ADA - Meet our delegates and get the latest updates on ADA. Directors - Area Associations - Area Associations are based on geographic location, and often hold meetings for networking and continuing education. Get connected to your area association! Committees - Practice Groups (DPG) - Find MDA dietetic practice groups based on areas of special interest. MDA's Administrative Director - Leslie Oliver, RD, LDN