I'm Jeffrey Rosen, president and CEO of the National Constitution Center.

A few years ago, learning about the forgotten meaning of the pursuit of happiness changed my life.

When the founders wrote that famous phrase in the Declaration of Independence,

they meant an ongoing commitment to self-improvement and lifelong learning.

This discovery inspired me to write a book, and in my new podcast, I explore the founder's

lives with the historians who know them best.

Plus, filmmaker Ken Byrne shares his daily practice of self-reflection.

Join me for Pursuit, the Founder's Guide to Happiness.

Americans who believe policies to protect people with peanut allergies go too far, sometimes cite their own childhoods when lots of school kids ate PB&Js every day and nobody

worried about any kind of bad reaction. And if those allergy skeptics are older than, say, 40 or 45,

those memories may be somewhat accurate. Allergies to peanuts really have become alarmingly more common since the 1990s. By some estimates, one in 20 children

is allergic to peanuts, and every exposure has the potential to trigger a more severe reaction

than the time before. From KERA in Dallas, this is think. I'm Chris Boyd. To live with a severe

allergy to a food found pretty much everywhere is to live in a

hypervigilant state. Parents are constantly on the lookout for hidden ingredients that could kill

their unsuspecting children with a single bite. Those children have to be taught to read food labels

as soon as they can read anything at all. But here is some extraordinary news.

Scientists are testing treatments that seem to make peanut exposures survivable for those

with the most severe sensitivities.

And as my guest has learned, there's hope that progress on nut allergies might translate

to treatments for common and severe allergies to substances like wheat, eggs, shellfish,

and soybeans.

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