For a Republican in Congress, signing the pledge not to increase taxes is all but required; pledge signers include all but 21 GOP members of Congress. The hottest pledge list, however, is the one to swear off earmarks. Since Rep. Jeff FlakeJeffrey (Jeff) Lane FlakeHeitkamp becomes first Dem to back Pompeo for secretary of State Duckworth brings her baby to Senate vote, drawing a crowd Senate confirms Trump’s pick to lead NASA MORE (R-Ariz.) signed the earmark pledge last summer, 36 others have joined him, including Rep. Judy Biggert (R-Ill.), who signed on Wednesday.

Biggert, in a press release, said that while she supports a moratorium on earmarks for all of Congress,