Nope. That would be a Congressman Ney, of Ohio. Jefferson is not a Committee Chair.
U.S. Representative William Jennings Jefferson is now serving is eighth term as a Member of the United States House of Representatives. Representing the 2nd District of Louisiana since 1991, he is the first African-American to be elected to Congress in Louisiana since Reconstruction. Jefferson is an active and senior member of the powerful Ways and Means Committee and its subcommittee on Trade. He is also a member of the House Committee on the Budget. He serves as Co-Chair of the Africa Trade and Investment Caucus as well as the Congressional Caucuses on Brazil and Nigeria. Jefferson is also the current Chairperson of the Board of Directors for the Congressional Black Caucus Foundation, a non-partisan, non-profit, public policy, research and educational institute founded by members of the Congressional Black Caucus in 1976.