IC‐P‐089: ASSOCIATIONS OF REGIONAL CORTICAL THINNING AND LONGITUDINAL COGNITIVE PERFORMANCE IN THE CONTEXT OF AMYLOID IN CLINICALLY NORMAL OLDER ADULTS. (1st July 2019) - Manning, Lyssa K.; Papp, Kate V.; Hampton, Olivia; Scott, Matthew R.; Uquillas, Federico d'Oleire; Jiang, Shu; Rentz, Dorene M.; Johnson, Keith A.; Sperling, Reisa A.; Schultz, Aaron P.