Peter S. Kraus was named an executive vice president at Merrill Lynch and a member of the management committee, said spokeswoman Jessica Oppenheim. The position is new. Mr. Kraus will oversee Merrills business strategy and investments, global growth plans and corporate acquisitions. He was a managing director and co-head of the investment management division at Goldman Sachs Group. Edward Forst, executive vice president, became sole head of the investment management division after Mr. Kraus departure in March.