Buffett-inspired philanthropy course draws 10,000 students worldwide Rebecca Riccio tried to keep her expectations low. Yes, the first massive open online course — or MOOC –on philanthropy that she’s teaching had the backing of billionaire Warren Buffett and his sister, Doris. But it was a four-week, no-college-credit course offered during the height of summer, mid-July through mid-August. Absolutely the worst time to try to […]