Author and journalist Tom Wolfe's books include The Electric Kool-Aid Acid Test, The Bonfire of the Vanities and I Am Charlotte Simmons, among others. His latest novel is Back to Blood. Jim Cooper/AP hide caption

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Marcela Gaviria met Dr. Dempsey Springfield when she was 12, and he performed an operation to save her leg from complications from cancer. Since then, he's performed countless operations on her. StoryCorps hide caption

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Mikhail Sebastian lived in Los Angeles before his fateful trip to American Samoa. Courtesy Mikhail Sebastian hide caption

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Ken Rensink found his calling, teaching special education, after a debilitating accident when he was 19. Now 47, he talked about his journey with friend and colleague Laurel Hill-Ward at StoryCorps in Chico, Calif. StoryCorps hide caption

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A young boy works at an illegal gold mine in Dareta, Nigeria. David Gilkey/NPR hide caption

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Plankton make up 98 percent of the biomass of ocean life and provide half of the oxygen on the planet. Scientists are working to figure out how climate change may be affecting these important microorganisms. M. Ormestad/Tara Oceans hide caption

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Vice President Richard Nixon listens as Sen. John F. Kennedy talks during their televised presidential race debate. This photo was made from a television screen in New York, Oct. 21, 1960. AP hide caption

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Dr. Mindy Lahiri (Mindy Kaling) must juggle a variety of responsibilities as an obstetrician-gynecologist in the new comedy The Mindy Project. Jordin Althaus/Fox hide caption

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Charlie Morris, 91, says he was at school in 1939 when he found out his brother was dead. For 10 years, his hatred consumed him and plagued his body with mysterious ailments. "When I began to forgive, there was all the answers to my illness," he says. StoryCorps hide caption

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Adams is also currently starring in Trouble with the Curve as a lawyer with the makings of a pro baseball scout. Warner Brothers hide caption

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Dr. Vanessa Kerry talks with her father, Sen. John Kerry, before he delivers a speech on health care in Boston. Chitose Suzuki/AP hide caption

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Entomologists Alma Solis and Jason Hall specialize in moths and butterflies, respectively. Marty Ittner/Friends of Sligo Creek hide caption

itoggle caption Marty Ittner/Friends of Sligo Creek