The American author E.B. White once observed, "Analyzing humor is like dissecting a frog. Few people are interested and the frog dies of it." That has not deterred a business professor in Colorado, however, who has traveled the world seeking ways to crack the humor code. Not only that, he has taken up an especially challenging task for a scientist -- taking the stage as a stand-up comedian. From Boulder Colorado, Shelley Schlender reports for VOA.