Oliver Sacks was an author, physician and a professor of neurology at the New York University School of Medicine. Chris McGrath/Getty Images hide caption

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Alison Bechdel is the author of the long-running syndicated comic strip Dykes to Watch Out For. Elena Seibert/Courtesy of O+M Co. hide caption

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Ronda Rousey celebrates her most recent Ultimate Fighting Championship win on Aug. 1, shortly after knocking out Bethe Correia in just over half a minute. Ricardo Moraes/Reuters/Landov hide caption

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An attendee plays video games at the Gamescom 2015 gaming trade fair on August 5, 2015 in Cologne, Germany. Sascha Schuermann/Getty Images hide caption

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Larry Wilmore is the host of The Nightly Show, a satirical news show that airs on Comedy Central. Stephen Lovekin/Getty Images hide caption

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"I think what's happening," says conservative pundit Glenn Beck, "is that people will look at Donald Trump and they'll say, 'I care about jobs and the economy and immigration, and I am really tired of politicians,' and he has those three in spades." Brynn Anderson/AP hide caption

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A long legacy in global health: Former President Jimmy Carter has worked to end neglected diseases since 1982. Here he sits with former South African President Nelson Mandela at a ceremony in Soweto, celebrating a new AIDS project in 2002. AFP/Getty Images hide caption

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"I was more so afraid of the stigma attached to the disease than the actual disease," says Guy Anthony. Courtesy Guy Anthony hide caption

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Baby elephants are a welcome sight in Zakouma National Park in Chad. Thanks to stepped-up enforcement, the park hasn't lost an elephant to poachers since 2012. Without the stress of poaching, the elephants started breeding again and more than 40 calves have been born. Brent Stirton/Reportage by Getty Images for National Geographic Magazine hide caption

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Monica Harwell (right) and her daughter Andrea Cleveland at StoryCorps. StoryCorps hide caption

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Comedian Chris Gethard's show brings a wild, unplanned public-access sensibility to mainstream cable television. But that spontaneity can attract trolls. Zac X. Wolf hide caption

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Robert Clark

Roberto Olivera eventually went on to law school at the University of Southern California, and his mother was there to see him graduate. StoryCorps hide caption

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Huge shafts of light strike the littered playing field of the Louisiana Superdome in New Orleans on Sept. 2, 2005, four days after Hurricane Katrina. The Superdome was a squalid shelter to tens of thousands of residents for days after the storm, including the Halley sisters and their mother. Bill Haber/AP hide caption

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White God is about a dog who is separated from his owner (Zsófia Psotta) when her father forces her to give him up. Teresa Ann Miller worked as a trainer for the Hungarian film. Magnolia Pictures hide caption

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Newspaper clippings of young Donnie Dunagan from the early '40s. Courtesy of Donnie and Dana Dunagan. hide caption

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The cast of Wet Hot American Summer: First Day of Camp on the AMA stage in Central Park Mike Katzif/NPR hide caption

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Jake Gyllenhaal plays boxer Billy Hope in Southpaw. Scott Garfield/The Weinstein Company hide caption

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Stephen Wright, on his front porch in fall 2000. Courtesy of the Wright family hide caption

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