Optometrist, sandwich king add to South Florida's stack of billionaires
One founded a small sandwich shop in Illinois that's now one of the fastest-growing fast-food chains in the U.S. The other is an optometrist by training who created one of the largest eyeglass tint companies in the world.
Together, they helped push South Florida's billionaire count a bit higher in 2018, according to Forbes.
In the magazine's latest ranking of the world's wealthiest people, Jimmy John Liautaud, founder of the Jimmy John's sandwich shop company, and Herbert Wertheim, f...