Editor’s Note: Each week we cross-post an excerpt from Katrina vanden Heuvel’s column at the WashingtonPost.com. Read the full text of Katrina’s column here.

The most surprising development in our political debate isn’t the gaggle of Republican presidential contenders or the ceaseless attacks on Hillary Clinton. What is stunning is the emergence of a populist reform agenda that is driving the debate inside and outside the Democratic Party.

A range of groups and leaders are putting forward a reform agenda of increasing coherence. Today, the Roosevelt Institute will present a report by Nobel laureate Joseph Stiglitz, while New York City Mayor Bill de Blasio is to release a “Progressive Agenda to Combat Income Inequality.” These follow the Populism 2015 Platform, released in April by an alliance of grass-roots groups and the Campaign for America’s Future. Also in April, the Center for Community Change (CCC) joined with several grass-roots allies to launch Putting Families First: Good Jobs for All.

Senator Bernie Sanders (Vermont), now contending for the Democratic presidential nomination, released his Economic Agenda for America last December. And while Hillary Clinton has chosen a slow rollout of her agenda, the Center for American Progress published the report of the Commission on Inclusive Prosperity headed by former treasury secretary Larry Summers, widely seen as a marker of where Hillary might move.

Read the full text of Katrina’s column here.