The owner of a network of AM radio stations tells Professor Pringle about the money to be made from telling a story with "news," the benefits of selling "End of Days" survival kits, and what you should do when someone asks you to put your ear in their mouth.
Professor Pringle learns about the surprisingly violent world of street characters from a man who makes his living by posing for photos in costume as "Iron Guy," "Superperson," and Charles Manson.
A specialist in Genealogy tells Professor Pringle about the many fascinating and troublesome things you can discover when you delve into your family history.
A world class assassin explains to Professor Pringle how improvements in auto safety have made his work more difficult, the benefits of using the the internet to select targets, and the joy of rigorous preparation for each job.
Professor Pringle journeys to the bayous of Louisiana and speaks with a sharp eyed Cajun who explains the somewhat disgusting secret to becoming one of the world's greatest trackers.