Robert Burdick was hired as managing director of business development...

Robert Burdick was hired as managing director of business development at MacKay-Shields, a new position created to help the company expand its institutional asset management business. Mr. Burdick, who worked at MacKay-Shields in the early 1990s as director of public funds marketing, has been vice president of national marketing for Loomis Sayles since 1996. A Loomis spokesman said no decision about Mr. Burdick’s position has been made.