Siemens CEO Roland Busch has 7 strategies for getting things done — including 2-letter emails

Roland Busch. Siemens Roland Busch, the CEO of Siemens, manages a complex schedule with over 300,000 employees worldwide. He simplifies problem-solving with skills he built up through a background in physics. He doesn't waste time writing emails; very often, his entire reply is simply "OK" or "No." Roland Busch has a lot competing for his attention. As CEO of Siemens, Busch leads more than 300,000 employees. He gets about 200 emails a day, spends his afternoons in back-to-back meetings, and…