• Simulation studies are not the effort of an individual modeller, but rely upon team-work.
• Ormerod (2001) identifies the following roles in a typical operational research intervention:
– The doers: the interveners
– The done for: the clients
– The done with: project team members
– The done to: those interviewed
– The done without: members of the organization and society who are not involved in the project,but are affected by it