General Studies · Organizational Behaviour

Grant is a member of a project team. His colleagues rely on him to read and check complex project documentation. He has a keen eye for detail and often identifies minor errors that others miss. Despite his diligent approach, Grant always meets his deadlines. However, some colleagues feel frustrated when he refuses to involve others, holding up progress until all of his concerns are fully discussed. According to Belbin's team roles theory, Grant is an example of which of the following?