Jack Bogle, founder of Vanguard Group and creator of the index fund, dies at age 89 https://www.cnbc.com/2018/12/14/jack-bogle-founder-of-vanguard-group-and-creator-of-the-index-fund-dies-at-age-89.html https://investorshub.advfn.com/uimage/uploads/2019/1/16/rw[fxbogle.JPG he had 5 heart attacks starting at age 31 and he had a heart transplant at age 65