Support for NPR comes from NPR member stations and Eric and Wendy Schmidt through the Schmidt Family Foundation,

working toward a healthy, resilient, secure world for all. On the web at theshmit.org. Hello, welcome to Car Talk from National Public Radio with us, Click and Clack the Tappert Brothers,

and we're broadcasting this week from the Center for Applied Social Psychology here at Carthalk Plaza.

Here's another, I guess I have to call it, self-evident conclusion, brought to us by our

buddies in the wonderful world of academia.

Hey, watch it.

Oh.

Don't mess with academia.

Those people can't get jobs anywhere else.

That's true.

And they have to do this stuff.

It's nasty work, but someone has to do it.

This is from the most recent journal of Applied Social Psychology, Dateline, Atlanta, Georgia.

You're right?

This is heavy-duty stuff.

People exiting parking spaces will move more slowly if they know someone is waiting for the spot. And if they are haunted, people will move even more slowly.

As it should be, I think. Well, like our ancestor says Penn State sociologist Barry Ruback, who conducted the study, we humans...

With federal monies. Well, we'll get to that in a who conducted the study. We humans...

With federal monies.

Well, we'll get to that in a minute.

We presume.

We humans still defend our territories.

...