Here are a few recent columns:

• Free speech is flunking out of college campuses.
• When the facts don’t matter, how can democracy survive?
• How an Ivy League economist got ethnically profiled & interrogated for doing math on an American Airlines flight.
• What happens when gray mixes with brown in America.
• A tribute to Debbie Reynolds, happiness, and hard work.
• Corporations are people. So what if people were corporations?
• Meet the homeless man who works in the U.S. Senate.
• The B.S.-ing arms race happening in your office.
• Scott Walker’s yellow politics (and why we should start drug-testing grandma).
• What pre-schoolers can teach Silicon Valley about “sharing.”
• Voter suppression laws may already be affecting election outcomes.
• Millennials want to ‘grow up,’ but many life milestones remain out of their reach.
• What Rudy Giuliani could learn from King Lear.

A complete archive of my writings for The Washington Post (including my twice-weekly columns and Rampage blog posts) is here.

You can find my writings for The New York Times here.

Some Marketplace appearances are archived here. Also, here’s an WNYC interview I did about Alexander Hamilton/”Hamilton” on Broadway, combining my two favorite things (economics and theater).

A random sampling of TV appearances is here, here, here, here, here, here, here, here, here, here, here, here, here, here, and here.