There's a nagging question at major sporting events: Are the athletes cheating? Steroids, human growth hormones and blood doping techniques are extending the outer limits of performance, and athletes can use them if they want -- unless they're professionals or Olympic athletes. But is doping really a problem? Australian philosopher and bioethicist Julian Savulescu has a simple litmus test: What contribution is coming from the technology and what is coming from the athlete?
Intelligent. Optimistic. Curious.
Audio
Kate La Riviere-Gagner's Dangerous Idea? There should be a reality show to give people a better idea of what a day in the life of a teacher is like.
Paul Ekman tells Jim Fleming about different kinds of lies, and the physical signs that signal deceit.
Rich Cohen tells Jim Fleming about his charismatic friend Drew, and their forays into a more complex and sophisticated world.
Joe Garden is features editor at the satirical newspaper, "The Onion." He tells Jim Fleming the campaign season was a great one for comedy, but it went on way too long.
Nicholson Baker talks about his new novel, "House of Holes: A Book of Raunch," which is set in a sexual theme park.
Nicholson Baker's "House of Holes" page on Simon and Schuster's website
Rachel Naomi Remen is a doctor and the co-founder of the Commonweal Cancer Help Program. She talks with Steve Paulson about the transformative effects of cancer.
Writer and cartoonist Lynda Barry is an outspoken left-wing intellectual with an urban sensibility who now lives off the grid in rural Wisconsin.
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