Christopher Sloan
Christopher Sloan specializes in ancient civilizations, early humans, and prehistoric life. Formerly a senior editor and director of mission projects for National Geographic magazine, he has written several children's titles that have appeared on numerous best book lists, including the School Library Journal Best Books of the Year list and the Booklist Editors' Choice list.
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Tracking Tyrannosaurs (National Geographic Kids)
Baby Mammoth Mummy: Frozen in Time! (National Geographic Kids)
Mummies (National Geographic Kids)