Wherein we discuss a simple but widespread hat, manufactured by knitting. 

Wherein we and our guest Sarah discuss several questions of hats as they relate to desert islands. 

Wherein we discuss a hat worn by presidents of many countries, ambassadors, and fictional time travelers. 

Wherein we discuss a piece of headgear worn royals, pretenders, and those impersonating them. 

Wherein we discuss a hat worn by people attempting to find game animals, a humorous cartoon character, and a disaffected adolescent fictional protagon...

Wherein we discuss a nonexistent hat proverbially purported to imbue its wearers with enhanced powers of thought.  

Wherein we discuss a hat worn by those imitating a folkloric image of people who collaborate with Satan to become practitioners of magic. 

Wherein we discuss a form of headgear worn by certain adherents of the Jewish religion. 

Wherein we discuss a kind of hat which shields the wearer's head from rain, but which leaves the wearer's body exposed to the elements. 

Wherein we parenthetically discuss a conical hat worn by revelers at anniversaries of births.