<human>:  Who is the head of the US Government?
<bot>: The head of the United States Government is the President. The President is elected by the people, and he or she serves a four-year term. The President is the leader of the executive branch of the government, and the head of the federal government. The President appoints Cabinet members, who serve as the leaders of the various federal agencies. The President also has the authority to issue executive orders and to declare national emergencies.