P1‐639: BEHAVIORAL RANDOMIZED CONTROLLED TRIAL (RCT) USING INTERNET‐BASED SOCIAL INTERACTIONS AS A TOOL TO ENHANCE COGNITIVE RESERVE. (1st July 2006) - Dodge, Hiroko H.; Hampstead, Benjamin M.; Potempa, Kathleen; Struble, Laura; Lindsley, Jacob; Rooney, William D.; Asgari, Meysam; Silbert, Lisa C.; Kaye, Jeffrey A.; Wild, Katherine; Croff, Raina; Goodrich, Elena