5 Psychology Terms You’re Probably Misusing

We all like to throw around terms that describe human behavior — “bystander apathy” and “steep learning curve” and “hard-wired.” Most of the time, they don’t actually mean what we think they mean. But don’t worry — the experts are getting it wrong, too.

Evolution, Accelerated (Rebroadcast)

A breakthrough in genetic technology has given humans more power than ever to change nature. It could help eliminate hunger and disease; it could also lead to the sort of dystopia we used to only read about in sci-fi novels. So what happens next?

The Most Ambitious Thing Humans Have Ever Attempted

Sure, medical progress has been astounding. But today the U.S. spends more on healthcare than any other country, with so-so outcomes. Atul Gawande — cancer surgeon, public-health researcher, and best-selling author — has some simple ideas for treating a painfully complex system.

Why the Trump Tax Cuts Are Terrible/Awesome (Part 2)

Three former White House economists weigh in on the new tax bill. A sample: “The overwhelming evidence is that the trickle-down, magic-beanstalk beans argument — that’s just nonsense.”

Why the Trump Tax Cuts Are Awesome/Terrible (Part 1)

Kevin Hassett, chairman of the Council of Economic Advisers, explains the thinking behind the controversial new Republican tax package — and why its critics are wrong. (Next week, we’ll hear from the critics.)

Extra: Ray Dalio Full Interview

Stephen Dubner's conversation with the founder and longtime C.E.O. of Bridgewater Associates, recorded for the Freakonomics Radio series “The Secret Life of a C.E.O.”

The Invisible Paw

Humans, it has long been thought, are the only animal to engage in economic activity. But what if we've had it exactly backward?

Extra: Mark Zuckerberg Full Interview

Stephen Dubner's conversation with the Facebook founder and C.E.O., recorded for the Freakonomics Radio series “The Secret Life of a C.E.O.”

Everything You Always Wanted to Know About Money (But Were Afraid to Ask) (Rebroadcast)

The bad news: roughly 70 percent of Americans are financially illiterate. The good news: all the important stuff can fit on one index card. Here’s how to become your own financial superhero.

Extra: Carol Bartz Full Interview

Stephen Dubner's conversation with the former C.E.O. of Yahoo, recorded for the Freakonomics Radio series “The Secret Life of a C.E.O.”

The Stupidest Thing You Can Do With Your Money (Rebroadcast)

It’s hard enough to save for a house, tuition, or retirement. So why are we willing to pay big fees for subpar investment returns? Enter the low-cost index fund. The revolution will not be monetized.