Atmosphere BBDO has hired 10-year BBDO/N.Y. veteran Michael Aimette to fill the newly-created position of executive creative director. ... The Cannes Lions International Advertising Festival has named former Publicis worldwide chief creative officer and founder of new venture DrogaFive the 2006 jury president for both film and press. ... Editor Jason MacDonald, formerly of Mad River Post, has joined bi-coastal editing house CosmoStreet. ... Production company Millennium Pictures has signed German director Alexander Paul for exclusive U.S. spot representation. ... Directing team Josh & Xander (Josh Melnick and Xander Charity) have signed with production company Tight for exclusive U.S. spot and music video representation, following a stint at Partizan. ... Executive producer Marlon Staggs has launched Sticks + Stones Studios, a new production company headlined by directors Randy Roberts and Jerry Brown.