Mayor Mike Bloomberg began his career in business at an early age. A Johns Hopkins University degree in engineering led to an MBA from Harvard Business School, which prepared him for a job with Salomon Brothers, an investment bank where he eventually oversaw the trading firm's information systems. In 1981, he started Bloomberg LP and turned his vision of using emerging information technology to bring transparency and efficiency to Wall Street's trading firms. As mayor of NYC, Mike has brought hundreds of bold innovative programs, policies and initiatives to the city, making it a cleaner, safer...