Tom Mattia to director-worldwide public affairs and communications, Coca-Cola Co., Atlanta, from VP-global communications, EDS. At Coke, he succeeds Clyde Tuggle, who was previously named president, Russia, Ukraine and Belarus division.
Paul Miller to design director, Attik, San Francisco. He had previously been a freelance designer.
Steve Margosian to VP, OLN Marketing Solutions, Comcast Networks, New York, from general manager of the Busch Media Group, an Anheuser-Busch subsidiary, New York.
Suzanne Kolb to exec VP-marketing and communications, E Networks, Los Angeles, from senior VP-marketing.
David Allender to VP-editorial director, Scholastic, New York, from director-children's publishing, Workman Publishing Co.
Brenda Freeman to senior VP-promotions marketing, Viacom's Nickelodeon, New York, from VP-consumer marketing, VH1.
James Hitchcock to senior VP-creative and marketing, Viacom's CMT, Nashville, Tenn., from VP.
Michelle Guglielmelli to senior partner-human resources director, North America, WPP Group's Mediaedge:cia, New York, from senior VP-human resources, Time Warner's New Line Cinema.
Barbara "Bo" Argentino to senior VP-advertising and media sales, General Electric Co.'s NBC Universal Domestic TV Distribution, Universal City, Calif. Most recently she headed up Sony's "Advertiser Solutions" initiative.
Matthew Rodriguez to senior VP-marketing and creative, Fox's Twentieth Television, Los Angeles, from VP-on air promotions.