 The consultants, David Staples and Wally Russell of Theatre Projects Consultants  from London, calmed fears and inspired city leaders with the details of Derngate Theatre in Northampton, England, where blocks of seats on rollers could be rearranged or removed completely, tailored to each performance.At the time, nothing like it existed in the United States.Architects Barton Myers Associates of Los Angeles were hired to design a similar marvel for Cerritos.