Booktalk:  Ken Jennings, author of “Maphead”

Ken Jennings, author of “Maphead”: Charting the Wide, Weird World of Geography Wonks

Mapheads, you know who you are. Travelers, roadgeeks, map collectors. Ken, who is best known for his 74 “Jeopardy” wins a decade ago, describes his map discoveries in the Library of Congress and details conversations with the folks at Google Earth.

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