Elizabeth Warren (D-MA) has clashed with the White House on a key Treasury Department position and the CRomnibus spending package. But new budget committee ranking member Sen. Bernie Sanders (I-VT) is poised to break dramatically from traditional Democratic views on budgeting, from Obama to Clinton to Walter Mondale and beyond.

His big move: naming University of Missouri – Kansas City professor Stephanie Kelton as his chief economist. Kelton is not exactly a household name, but to those who follow economic policy debates closely, tapping her is a dramatic sign. Read more.