EXCLUSIVE: It’s effective immediately. Leslie Sloane Zelnik joined B|W|R Public Relations 1995 and for the last decade has run talent and entertainment in New York. Her clients (some in tandem with Nanci Ryder) include Kate Beckinsale, Patrick Dempsey, Megan Fox, Michael J Fox, Chris Rock, Zoey Saldana, Diane Kruger, Blake Lively, Jennifer Lopez, and Rene Zellweger. Matt Labov joined B|W|R in 1994 and built a comedy roster of Jack Black, Steve Carell, Sacha Baron Cohen, Will Ferrell, Jonah Hill, Seth Rogen, Judd Apatow, Jay Roach, and Jason Schwartzman and consulted on the release campaigns of Superbad, The 40-Year-Old Virgin, Borat, and Bruno.