NPR's Joe Palca tells Jacki Lyden about the controversy over who discovered the AIDS virus, and about articles in the new issue of the journal Science that provide some answers.
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Longtime listeners recognize Jacki Lyden's voice from her frequent work as a substitute host on NPR. As a journalist who has been with NPR since 1979, Lyden regards herself first and foremost as a storyteller and looks for the distinctive human voice in a huge range of national and international stories.