The archetypal image of an entrepreneur just starting out is a bright-eyed, bushy-tailed millennial pitching a hot idea on Shark Tank.
Indeed, many of the icons of entrepreneurism, like Steve Jobs and Bill Gates, started their businesses when they were quite young.
Nowadays, however, millennials as a demographic are actually less likely to start their own business, due to massive student debt.
Entrepreneurism, in other words, is really better suited for the young-at-heart as opposed to the actual young.
With that in mind, is an infographic from the retirement investment firm Key Retirement showing eight entrepreneur icons who didn't get their start until well into middle age.