About Ralph Hall
Ralph Moody Hall was an American politician who served as the United States representative for Texas's 4th congressional district from 1981 to 2015. He was first elected in 1980, and was the chairman of the House Committee on Science, Space and Technology from 2011 to 2013. He was also a member of the Committee on Energy and Commerce. In 2004, he switched to the Republican Party after having been a member of the Democratic Party for more than 50 years.
Biography source:
Wikipedia
