After Prison, a Financial Titan Plots an Unlikely Comeback

Bill McGlashan served time for trying to buy his son’s way into college during the Varsity Blues scandal. He hopes his new venture will restore his name — and save the planet.Bill McGlashan, co-founder of the start-up Oath, which uses a blend of microscopic organisms to improve yield and quality of food crops, reducing water and fertilizer use, near the company’s headquarters in San Francisco.