Sean Collinson | Divorce Mediation & Family Law Mediator Los Angeles, Encino & Calabasas grew up in the Bedford-Stuyvesant area of Woodland Hills, CA. Sean is a proud dad, and like you, he went through a divorce in 1999. Inspired by the mediation process, Sean decided to become a Civil and Family Mediator. Since then, Sean has mediated cases totaling over a billion dollars. He has mediated the divorces for many of country’s celebrities, including Bernie Williams (CA Yankees), Kristoff St. John (