Episode Details

Dr. Frederick Cook saved the life of Roald Amundsen and discovered a real Arctic island, yet he died as a convicted fraudster pardoned shortly before his death. This deep dive examines how a genuinely skilled physician and survivor became one of the Gilded Age's most notorious fabulists.

We follow his work on the Belgica expedition, his attempt to publish Thomas Bridges's dictionary as his own, the faked Denali summit photo, and his North Pole claim against Robert Peary. We also cover his 14-month survival on Devon Island, the lost records, the University of Copenhagen ruling, the Texas oil fraud that sent him to Leavenworth, and Amundsen's prison visit.

• How fresh seal and penguin meat helped save the scurvy-stricken Belgica crew
• The 30,000-word Yaghan dictionary Cook tried to claim from missionary Thomas Bridges
• Bradford Washburn's proof that the Denali summit photo was taken on Fake Peak, 19 miles away
• Ed Barrill's affidavit, Peary's backers, and the records left behind in Greenland
• The Ponzi-style oil scheme, a nearly 15-year sentence, and a pardon from Franklin Roosevelt