Editor Marco Perez has joined Union, from Mad River. ...New York-based design company Manic has signed Fran Roberts as creative director. ...Digital specialist Adam Chappell moves to Disqo. ...The Directors Bureau has added director M Blash. ...The Mill, Los Angeles has hired flame artist Billy Higgins. ...Sound designer and engineer Brian Rund has joined post house MindSmack. ...Cause & Effect has added editor Jason Kileen.