Host Ira Glass talks about his fear of sleep, and reports on other people who have very strong reasons of their own to fear bedtime. (8 minutes)We also hear the sounds of troubled sleepers from a video put together by Doctors Carlos Schenck and Mark Mahowald of the Minnesota Regional Sleep Disorders Center.

Measles cases are higher in the U.S. than they've been in a decade, mostly because more and more nervous parents are refusing to vaccinate their kids. Contributing Editor Susan Burton tells the story of what happened recently in San Diego, when an unvaccinated 7-year-old boy returned home from a trip to Switzerland, bringing with him the measles.

Alex Blumberg sets out to find a woman named Susan Jordan, who babysat him and his sister for a year when he was nine. He discovers that each of them remembered something about the other that the other would just as soon forget.

Miriam and her husband were development workers in Afghanistan. They'd had a whirlwind romance themselves, so when they heard that their driver was in love, but didn't have enough money to propose to the girl, they made a grand romantic gesture: They gave him $10,000 to pay for the dowry and the wedding.

Tim White used to be a gang leader in Chicago, but now he's a "violence interrupter" for a program called CeaseFire. Host Ira Glass talks to Tim about his work, and why he thinks it can keep young gang members from killing each other.

Ira Glass interviews Charlie Savage, a Pulitzer Prize-winning reporter for the Boston Globe, who's written a book called Takeover: The Return of the Imperial Presidency and the Subversion of American Democracy about the ways the Bush Administration claims executive powers that other presidents haven't claimed. Charlie talks with Ira about the current candidates for President and their views on the scope of executive power.

Reporter Petra Bartosiewicz's story continues. Tensions between Rick and his bosses at the Justice Department escalate: They demote him, he sues them, they put him on trial for criminal misconduct, in the very same federal court house where we won the Sleeper Cell case.

Joe Kocur was a hockey enforcer for the Detroit Red Wings and the New York Rangers, back in the heyday of hockey's tough guys. Kocur talks to host Ira Glass about how a good enforcer keeps other players in line.

Host Ira Glass talks with an NPR business and economics correspondent about two gatherings he attended—one at the Ritz Carlton and one at a community college in Brooklyn. The first was an awards dinner for finance professionals who created the mortgage-based financial instruments that nearly brought down the global economic system.

Karen Sosnoski's one-year-old son, Anton, was born with what's known as Mosaic Down Syndrome, a rare condition where some of his cells have the extra chromosome that causes Down syndrome and other cells don't. So as he grows, he could end up having all the health risks and challenges of Down syndrome...or just a few of them.

There's a famous William Carlos Williams poem called "This is Just to Say." It's about, among other things, causing a loved one inconvenience and offering a non-apologizing apology. It's only three lines long, you've probably read it...the one about eating the plums in the icebox.

When John came back from fighting in Iraq, he refused to leave his house. He was paranoid.

Margaret Dunbar Cutright starts looking into her grandfather's disappearance.

Ira Glass tells the story of a little-known treaty dispute with far-reaching ramifications for our understanding of executive power. The dispute is between the President and one of his appointees...to the International Boundary Commission with Canada.

Host Ira Glass introduces four characters: Kay McDonald, who raised a daughter named Sue, and Mary Miller, who raised a daughter named Marti. In 1994, Mary Miller wrote letters to Sue and Marti, confessing the secret she'd kept for 43 years: The daughters had been switched at birth and raised by the wrong families.

In the late 1960s, a California TV repairman named Bob Nelson joined a group of enthusiasts who believed they could cheat death with a new technology called cryonics. But freezing dead people so scientists can reanimate them in the future is a lot harder than it sounds.

Jake Halpern tells the mothers' sides of the story. At 69, Kay McDonald had to cope not only with the news that her daughter wasn't her own, but that another mother had known the whole time.

Mike Birbiglia talks about the sleepwalking that nearly killed him. (13 minutes)This story is an excerpt of Mike's one-man show, "Sleepwalk with Me," which also became feature film, produced and co-written by Ira Glass.

Nancy Updike's story about Democrats for McCain continues.

To deal with the financial crisis, our own government has also had to reinvent itself, with questionable consequences. This American Life producer Alex Blumberg and NPR's financial reporter Adam Davidson talk to Brad Setser, an economist at the Council on Foreign Relations who used to work at the U.S. Treasury.

A bad apple, at least at work, can spoil the whole barrel. And there's research to prove it.

While riding in a patrol car to research a novel, crime writer Richard Price witnessed a misunderstanding that for many people is pretty much accepted as an upsetting fact of life. Richard Price told this story—which he describes as a tale taken from real life and dramatized—onstage at the Moth in New York.

There's this haven on the U.S. railroad—the Amtrak Quiet Car. You can't yammer on your cell phone in the Quiet Car, or yuck it up with your friends, or even talk above a murmur.

Richard Klein of Cornell University explains that the way we view love really began with love poems in the 13th century—an illusion.