lists of committees and their party leaders, for members (house and senate) of the committees and their assignments, go into the official congressional directory at the bottom of the article and click on the link (4 links), in the directory after the pages of terms of service, you will see the committees of the senate, house (standing with subcommittees, select and special) and joint and after the committee pages, you will see the house/senate committee assignments in the directory, on the committees section of the house and senate in the official congressional directory, the committee's members on the first row on the left side shows the chairman of the committee and on the right side shows the ranking member of the committee.