Nancy Harhut, formerly SVP-creative director at Mullen, has joined Hill, Holliday/Boston as SVP-executive creative director in relationship marketing. ... At IconEntertainment@JWT, the entertainment division of J. Walter Thompson, Joanne Schwartz -- formerly of Warner Bros. Records -- has been named director of business development, and Dave Lory -- formerly of Mercury Records -- has been named director of music. ... Editor Namakula, formerly of Final Cut, has joined New York's Slingshot Post. ... Visual effects editor and artist -- formerly an applications specialist at hardware company Quantel -- has joined Company 3 in Santa Monica.