Moxie Pictures has signed the directing team of Gwyneth Paltrow and Mary Wigmore to its roster for worldwide commercials and music video representation. The signing follows their collaboration on a short "Dealbreakers," part of the "Reel Moments" film series that Moxie produced with Glamour magazine last year. The short, about a New York woman's dating ups and downs, was the pair's directorial debut and is currently an official selection at Sundance. ... Numero 6, the directing team of brothers Laurent and David Nicolas, has split. David remains at Partizan while Laurent has signed with Passion Pictures for exclusive representation. ... Biscuit Filmworks has signed director Jim Hosking for commercial representation. He was previously repped by Partizan. ... David Robb has left Phoenix-based agency Riester-Robb after 10 years, having served as executive vice president and ECD. ... Michael Neithardt has joined Stardust Studios in New York as senior producer. ... Editorial company Umlaut has added Jennifer Suttlemyre as general manager. ... Partizan has signed director Lisa Cholodenko (Laurel Canyon) for representation in commercials. ... Daniel Morris, previously a Flame artist at The Mill/London, has joined Absolute in London. ... Producer Kristin Laskas Martin has joined Moe Green Entertainment, the production division of Manhattan's Creative Group, as vice president of creative development and production.