No, it is not done on a regional basis. Regardless of where members are from, they represent the CTA and work for all Canadians. It is the chairman's prerogative to assign members to panels. He bases his decision on certain criteria, which can vary from one case to another. The expertise required for handling a particular case is one of the factors considered. Obviously, not everybody has the same level of expertise. It is a matter of assigning the work in an appropriate manner so that it is dealt with in the best way possible, but also taking into consideration the workload of the various members.
On October 3rd, 2006. See this statement in context.