J.D. POWER AND ASSOCIATES - Stephen Goodall to CEO. Goodall was president and COO since 1996. He replaces Dave Power, the 73-year-old founder. Power will continue to serve as company chairman.
J.D. Power and Associates, of Westlake Village, Calif., is a marketing information services firm.
HYUNDAI MOTOR AMERICA - Brian Miller to vice president of marketing in the United States. Miller replaces David Weber, who resigned from the company last August.
Miller, 48, had been director of marketing for Continental Automotive Systems North America in Auburn Hills, Mich., a supplier of brake and chassis systems.