Money Publix heiress and philanthropist Carol Jenkins Barnett dies from Alzheimer’s at 65 December 8, 2021Gary White, The LedgerComments Off on Publix heiress and philanthropist Carol Jenkins Barnett dies from Alzheimer’s at 65 Carol Jenkins Barnett, the daughter of Publix Super Markets founder George W. Jenkins, was diagnosed with early-onset Alzheimer's in 2016 at age 59.