ELT answers an age-old question: When you have to use a public toilet, should you sit on the seat? A team of microbiologists weigh in. Plus, the rise, fall, and re-rise of cargo shorts.

Guests: Microbiologist Jack Gilbert; comedian Prashanth Venkataramanujam; cargo pantsologist Joe Hancock; Wall Street Journal reporter Nicole Hong. 

Special thanks to caller Jenny and the biology experts we surveyed: Jason Tetro, William Schaffner, Chuck Gerba, Rob Dunn, Jenny Hayden, Steffanie Strathdee, Liz Scott, Kimberly Page, and Maria Gloria Dominguez-Bello.

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