In spite of the NID's traditional image of being a dark, shadowy and oily agency, Barrett is an example of the NID's upright and legal operations, proving that not all agents under the banner of the organization support its illegal and black-ops projects, incurring a significant amount of risk to his career. In recent times, Barrett has become an ally of both the SGC and the Atlantis Expedition, often assisting the respective members with whatever the latest crisis may be.