* Bradley Johnson, 37, was promoted from Los Angeles bureau chief to interactive editor. In that role, he will oversee Ad Age's weekly Interactive Media & Marketing section, as well as related special reports and news coverage. He will also be a key member of the team that oversees the publication's Web strategy.
* Patricia Riedman, 30, was promoted from deputy editor to managing editor, Interactive Media & Marketing. She will work closely with Mr. Johnson on all editorial aspects of the section. Before joining Ad Age in 1997, Ms. Riedman was a senior editor at Creativity.
* David Guilford, 50, was named Detroit bureau chief, from custom publishing and special projects editor for Ad Age sibling Crain's Detroit Business. He will oversee coverage of the automotive industry.
* Hillary Chura, 32, joined as a reporter in the Chicago bureau, covering alcoholic beverage marketing and Midwest ad agencies. She most recently was a market analyst for Pricewaterhouse-Coopers, and before that was a business and general assignment reporter for the Associated Press.
Mr. Johnson, who joined Ad Age's Los Angeles bureau in 1989 and was named bureau chief five years ago, will also serve as editor for Ad Age's coverage of technology marketing and consumer electronics.
"Brad is the perfect person to help us and our readers figure out the ways in which new-media technologies are reshaping the marketing communications landscape," said Advertising Age Editor Scott Donaton. "His promotion and these other moves strengthen what is already a world-class team of business