J.D. Vance is a Republican U.S. Senator representing Ohio, elected in 2022. He gained national attention as the author of the 2016 memoir 'Hillbilly Elegy,' which explored issues of poverty and social mobility in Appalachia. Before entering politics, Vance worked as a venture capitalist and served in the U.S. Marine Corps. He has been active in debates on economic policy, manufacturing, and cultural issues affecting working-class Americans.