Cofounder of financial information and media juggernaut Bloomberg LP. Launched financial data and analysis firm Innovative Market Systems with Michael Bloomberg, others in 1982. Renamed Bloomberg LP; sold Merrill Lynch on prototype of terminal that allowed for financial data analysis and made information on government bonds readily available. Merrill became investor and first customer, buying a $30 million cut in the company; sold 20% stake back to Michael Bloomberg for $4.5 billion in 2008. Zegar earned master's degree in computer science at NYU. Built software for Bloomberg terminals that provide quick access to information on financial instruments, ratios.