john bogle was the founder of the vanguard group and a major proponent of index investing commonly referred to as jack bogle revolutionized the mutual fund world by creating index investing which allows investors to buy mutual funds that track the broader market he did this with the overall intent to make investing easier and at a low cost for the average investor 
he died on jan 16 2019 at the age of 89 1investopedia hugo linearly life and educationjohn bogle was born on may 8 1929 in montclair new jersey he attended blair academy which was paid for by his uncle as his family had lost most of their wealth in the 1929 stock market crash john bogle attended princeton university where he studied economics 3in his early career he joined wellington management in 1951 and attempted to persuade them to change their strategy of focusing on one investment fund to many he eventually became chairman of wellington but was fired after a poorly made merger decision he then founded his own mutual fund company vanguard group in 1974 13notable accomplishmentswith vanguard bogle employed a novel ownership structure in which the shareholders of mutual funds became part owners of the funds in which they invested the funds themselves own the investment firm making the fund investors indirect owners of the firm itself this structure allows the firm to incorporate any profits into its operating structure reducing investment costs for fund investors in 1976 bogle introduced the vanguard 500 fund which tracks the returns of the s p 500 and marked the first index fund marketed to retail investors bogle s unique structure for vanguard also made it a natural fit for the provision of no load mutual funds which do not charge a commission on investment purchases 1an index fund is an investment fund such as an etf or mutual fund with a portfolio that is constructed to match that of a specific market index 