Senior LPMHCs must have five years of post-licensed experience that demonstrates possession of advanced practice skills and judgment, demonstrating progressive professional competency and expertise and be licensed to provide clinical supervision to trainees or unlicensed LPMHCs. The VAs "Fourth Mission" is to improve the Nations preparedness for response to war, terrorism, national emergencies, and natural disasters by developing plans and taking actions to ensure continued service to Veterans, as well as to support national, state and local emergency management, public health, safety and Homeland Security efforts.