Forbes released its annual Forbes 400 list on Monday, revealing the 400 wealthiest people in the US. It’s not just a list of privilege; it’s a story of opportunity. Many of these mega successes started with limited means. Just ask Jan Koum, the WhatsApp founder who once lived on food stamps. After selling his company to Facebook in February for $19 billion, he’s now worth $7.7 billion, Forbes estimates. Then […]