Sabin C. Streeter '67 serves on the Board of Overseers at Columbia Business School. He retired in 1997 as a managing director of investment banking at Donaldson, Lufkin & Jenrette Securities Corporation after 20 years with the firm. From 1991 to 1993, he successfully assumed responsibility for deal flow as managing director of business development for Sprout Capital, the venture capital affiliate...