Simplify the following text for a Grade 9 native English-speaking person.
Original: The United States Secretary of Housing and Urban Development is the head of the United States Department of Housing and Urban Development , a member of the President 's Cabinet , and thirteenth in the Presidential line of succession .
Simplified: The United States Secretary of Housing and Urban Development is the head of the United States Department of Housing and Urban Development , concerned with urban housing matters . The Secretary is a member of the President 's Cabinet .