Doug Liman, fresh off directing the blockbuster Mr. & Mrs. Smith, is again available for commercials work via Indpendent Media. ... Mat Zucker, formerly a group creative director at OgilvyOne, has joined interactive agency R/GA as a creative director. ... Editor Billy Senia, formerly of New York's Slingshot, has teamed with Click 3x to launch editorial company Habitat. While the companies will remain separate, Habitat will be housed in Click 3x's space and Click's Jason Mayo will serve as executive producer for both companies. In addition to Senia, Habitat's roster of editors will include Rob Campbell, formerly of Click 3x, and former freelancer Aimee Lyde.