Who is… Matthew Yglesias?

Left Vox with a six-figure Substack advance to write for billionaire Michael Bloomberg's opinion section and venture-backed magazine The Argument, lecturing Democrats to abandon Medicare for All, progressive social planks, and anti-monopoly enforcement.

Joined the Washington think tank founded by former Cato Institute libertarians and named after Reaganomics architect William Niskanen, pushing corporate deregulation and "Abundance" policies.

Spent two presidential cycles publishing columns attacking Bernie Sanders' single-payer Medicare for All legislation with disputed deficit claims while defending Neera Tanden from progressive critics.

Came up under John Podesta and Neera Tanden at the Center for American Progress Action Fund's ThinkProgress while opposing single-payer healthcare during the Affordable Care Act debates.

Serves as flagship columnist for The Argument, which raised $4M at a $20M valuation from Enron billionaire John Arnold, Stripe billionaire Patrick Collison, Nvidia-linked heir Simone Coxe, Pritzker heirs, and hedge-fund billionaire Susan Mandel.

Holds a fellowship at the Niskanen Center, whose network operates a 501c4 lobbying arm and has taken funding from Arnold Ventures, Mark Zuckerberg's FWD.us lobby, and dark-money pass-through funds, while The Argument counts Koch-backed Mercatus project Emergent Ventures as an investor.

Moderated a flagship panel attacking progressives at Third Way and Searchlight Institute's March 2026 retreat and headlined WelcomePAC's WelcomeFest, funded by Christy Walton and Michael Bloomberg, where he endorsed courting Elon Musk.

Paid as a regular columnist by billionaire Michael Bloomberg while evangelizing for the "Abundance" deregulation movement backed by a $120M commitment from billionaire Dustin Moskovitz's Coefficient Giving.