There are over 20 government ministries in Trinidad and Tobago. Power to make appointments or transfer ministers is vested in the prime minister. The president, acting in accordance with the advice of the prime minister, may assign to the prime minister or any other minister responsibility for any business of the government of Trinidad and Tobago. Some of the primary ministries in the continued economic development of the country include the Ministry of Tourism, the Ministry of Education and the Ministry of Health, to name but a few. The highest ranking non-political executive in each ministry is given the title of permanent secretary.