Where is the Line Between Fandom and Obsession?

Where is the Line Between Fandom and Obsession? Will Pearson and Mangesh Hattikudur discuss what it takes to be a superfan.
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The Roller Skating Scene from Charlie Chaplin’s Modern Times. A lesson in special effects from 1936.
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From Prejudice to Pride. As the indigenous Ainu begin to assert their place among the people of Japan, an archaeological dig reveals more about their past.
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How U.S. Colleges Went from Pitiful to Powerful. The flexibility born of the system's ragged beginnings helped make the American higher education business what it is today.
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A Brief History of the Danse Macabre, from a Paris cemetery to David S. Pumpkins. It's a reminder that no one escapes death.
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Life Along the Russian Border. Border security reflects each nation's history with Russia.
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The Frenetic Enchantment of New York City. French photojournalist Jean-Pierre Laffont captures the city's charm in 50 years of photos.
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Hellish Nell, The Last Person Imprisoned for Witchcraft in Britain. And that was only 73 years ago!