J. Walter Thompson, Detroit. Mr. O'Malley was general manager of General Motors Corp.'s Cadillac division. The Ford post had been held by Peter Schweitzer, who became president-CEO of JWT in January.
Joseph R. Loftus to VP-marketing, Doctors & Designers, Westfield, N.J., from global marketing director-infectious diseases department, Bristol-Myers Squibb Co.
Bob Shanks, 43, to president, Roche Macaulay & Partners, Toronto, a division of Interpublic Group of Cos.' Lowe Lintas & Partners Worldwide, from senior VP-managing director of Omnicom Group's PJDDB Downtown, Toronto.
Frank Krimmel, 43, and Jonathan Mandell, 43, to exec VPs-executive creative directors at Grey Global Group's Grey Worldwide, New York, from co-owners of Mandell-Krimmel, New York.
Alessandra Durstine to VP-marketing, Walt Disney Co.'s ESPN International, New York, from director of marketing.
Adam Gold to exec VP-business development, the Coastal Group, New York, from publisher, Giftware Business.
Steve Cummings to advertising director, Time Inc.'s Southern Living magazine, Atlanta, from national sales manager.
Tina Carusillo to VP-national sales (eastern region), the Network of City Business Journals, Charlotte, N.C., from director of Internet ventures, Street & Smith's Sports Group. Both the Network and Street & Smith's are owned by parent company American City Business Journals
Gail Day to group associate publisher, Jungle Interactive, New York, from publisher, Playboy magazine. Also: Jeff Greif to advertising director, from advertising director, George magazine.
Mitch Fried to VP-promotion marketing, Comedy Central, New York, from VP-marketing, Golden Books Entertainment Group.
Ronit Koren to manager-marketing, News Corp.'s Fox Television Studios, Los Angeles, from coordinator-marketing.
Jose Chao to publisher of Punto-com magazine, Miami, from general manager, Ziff-Davis Events Latin America.
Mike Oldham to chief operating officer, Excite@Home's MatchLogic, Westminster, Colo., from chief operating officer, Columbine JDS Systems (now Encoda Systems).