Serena Williams has backed 14 unicorns so far. Now she’s adding a new role to prove hygiene and health can be big business

   

Ace move. Serena Williams, a 23-time Grand Slam singles champion and four-time Olympic gold medalist, is doubling down on her next chapter of backing the kinds of founders often overlooked by traditional venture capital: women, people of color, and entrepreneurs solving critical challenges in underserved markets.