You cannot measure the quality of a man by the size of his bank account, but in John Bogle’s case, you can measure it by the size of your bank account. No one on this planet has done more to increase the lot of individuals investors in the last 50 years than John C. Bogle, founder and former chairman of the Vanguard Group and creator of the world’s first index mutual fund.

Jack Bogle died peacefully at his home on Wednesday afternoon, January 16, 2019. He was 89 years old.

Read my full tribute on Forbes.com:

The Worth Of A Man: A Tribute To John C. Bogle