INSEAD is known for its MBA program, which is taught in English and consistently ranked among the best in the world. The MBA has produced the second most CEOs of the 500 largest companies globally, only after Harvard Business School’s, and the sixth most billionaires among MBA programs globally. It also educated three heads of state. INSEAD is among the top 20 universities that produce the most millionaires globally, despite its relatively small size as a specialist institution.